https://classiccurrents.com/ daily https://classiccurrents.com/products/1-tested-ge-6gu7-tube-date-code-85-33-general-electric-6gu7-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5.webp?v=1764739064 (1) Tested GE 6GU7 Tube Date Code 85-33 General Electric 6GU7 Twin Triode Tube https://classiccurrents.com/products/1-tested-sylvania-export-12ed5-tube-with-box-date-code-rae-beam-power-tube-f 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9.webp?v=1764739329 (1) Tested Sylvania Export 12ED5 Tube with Box Date Code RAE Beam Power Tube (f) https://classiccurrents.com/products/1-tested-raytheon-12sk7gt-g-tube-date-code-15-raytheon-12sk7-gt-g-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_7ae1169a-0c88-44bc-83ef-5a79faca54f1.webp?v=1764739417 (1) Tested Raytheon 12SK7GT/G Tube Date Code 15 Raytheon 12SK7 GT G Vacuum Tube https://classiccurrents.com/products/matched-pair-1943-rca-jan-crc-12sk7-tubes-codes-h6e-rca-vt-131-tubes-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17.webp?v=1764739909 Matched Pair 1943 RCA JAN CRC 12SK7 Tubes Codes H6E RCA VT-131 Tubes (b) https://classiccurrents.com/products/1-tested-tung-sol-1d5gp-date-code-21-tung-sol-1d5-gp-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25.webp?v=1764740036 (1) Tested Tung-Sol 1D5GP Date Code 21 Tung Sol 1D5 GP Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6hs8-tube-with-box-date-code-ar-sharp-cutoff-twin-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28.webp?v=1764740379 (1) Tested RCA 6HS8 Tube with Box Date Code AR Sharp Cutoff Twin Pentode Tube https://classiccurrents.com/products/1-tested-rca-50a5-tube-date-code-226-loktal-tube-50a5-loctal-beam-power-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33.webp?v=1764740502 (1) Tested RCA 50A5 Tube Date Code 226 Loktal Tube 50A5 Loctal Beam Power (b) https://classiccurrents.com/products/1-tested-motorola-6ew6-tube-date-code-60-26-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40.webp?v=1764741080 (1) Tested Motorola 6EW6 Tube Date Code 60-26 Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-cornell-50l6gt-tube-date-code-2-59-50l6-gt-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43.webp?v=1764741156 (1) Tested Cornell 50L6GT Tube Date Code 2-59 50L6 GT Power Tube https://classiccurrents.com/products/1-tested-balanced-sylvania-14q7-tube-date-code-m6n-loctal-tube-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47.webp?v=1764741371 (1) Tested Balanced Sylvania 14Q7 Tube date Code M6N Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-very-strong-rca-6ag9-tube-rca-medium-mu-triode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51.webp?v=1764741870 (1) Tested Very Strong RCA 6AG9 Tube RCA Medium Mu Triode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-sylvania-7a4-tube-code-713-loctal-tube-medium-mu-triode-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56.webp?v=1764741970 (1) Tested 1957 Sylvania 7A4 Tube Code 713 Loctal Tube Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-ge-1k3-1j3-tube-with-box-date-code-cz-1k3-tube-ge-1j3-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62.webp?v=1764742053 (1) Tested GE 1K3/1J3 Tube with Box Date Code CZ 1K3 Tube GE 1J3 Tube https://classiccurrents.com/products/1-tested-philco-6j6-tube-date-code-50-16-medium-mu-twin-triode-6j6-s-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66.webp?v=1764742144 (1) Tested Philco 6J6 Tube Date Code 50-16 Medium Mu Twin Triode 6J6 S Tube https://classiccurrents.com/products/1-tested-amperex-py81-17z3-tube-with-box-made-in-italy-date-code-69-32 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70.webp?v=1764742247 (1) Tested Amperex PY81 (17Z3) Tube with Box Made In Italy Date Code 69-32 https://classiccurrents.com/products/1-tested-very-strong-ge-6jc8-tube-with-box-date-code-cv-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76.webp?v=1764742352 (1) Tested Very Strong GE 6JC8 Tube with Box Date Code CV Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-35b5-tube-with-box-date-code-dm-beam-power-output-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82.webp?v=1764742443 (1) Tested RCA 35B5 Tube with Box Date Code DM Beam Power Output Tube https://classiccurrents.com/products/1-tested-sylvania-12jn8-tube-with-box-date-code-nr-aaa-triode-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88.webp?v=1764742564 (1) Tested Sylvania 12JN8 Tube with Box Date Code NR AAA Triode Pentode Tube (a) https://classiccurrents.com/products/1-tested-balanced-ge-6fq7-6cg7-tube-date-code-ii-general-electric-6fq7-6cg7 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_02e02c8e-30a8-4739-8ce3-59a4211eec03.webp?v=1764743433 (1) Tested Balanced GE 6FQ7/6CG7 Tube Date Code II General Electric 6FQ7 6CG7 https://classiccurrents.com/products/1-tested-sylvania-6j10-6z10-tube-date-code-dg-sylvania-6j10-tube-6z10-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_df9e4199-926d-41e3-879c-106b90c93994.webp?v=1764743533 (1) Tested Sylvania 6J10/6Z10 Tube Date Code dg Sylvania 6J10 Tube 6Z10 Tube https://classiccurrents.com/products/1-tested-gm-delco-3ce5-tube-with-box-general-motors-delco-pentode-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_d78820db-c4f7-405b-a9fb-596939f47100.webp?v=1764743608 (1) Tested GM Delco 3CE5 Tube with Box General Motors Delco Pentode Tube (d) https://classiccurrents.com/products/1-tested-sylvania-25z5-tube-date-code-7c-rectifier-doubler-vintage-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12.webp?v=1764743681 (1) Tested Sylvania 25Z5 Tube Date Code 7C Rectifier Doubler Vintage Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6t8a-tube-date-code-ab-eso-triple-diode-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_b7889cab-dffa-4437-bee7-9718d79cdc77.webp?v=1764781314 (1) Tested Sylvania 6T8A Tube Date Code ab ESO Triple Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-rca-25w4gt-tube-date-code-113-rca-25w4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_d8ca351d-2294-4f90-99a0-641020888a97.webp?v=1764781425 (1) Tested RCA 25W4GT Tube Date Code 113 RCA 25W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-ge-1b3gt-tube-date-code-5-35-general-electric-1b3-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_125cc84a-5eb4-4b37-84d9-e138d2b7aa1b.webp?v=1764781490 (1) Tested GE 1B3GT Tube Date Code 5-35 General Electric 1B3 GT Rectifier Tube https://classiccurrents.com/products/1-tested-sharp-japan-17jz8-tube-date-code-8-7-medium-mu-triode-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_d1dbe7cd-273b-46a9-b61b-0bb50c80b87d.webp?v=1764781568 (1) Tested Sharp Japan 17JZ8 Tube Date Code 8-7 Medium Mu Triode Power Pentode https://classiccurrents.com/products/1-tested-ge-12av6-tube-with-box-general-electric-12av6-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15.webp?v=1764781674 (1) Tested GE 12AV6 Tube with Box General Electric 12AV6 Vacuum Tube https://classiccurrents.com/products/1-tested-philco-6au6-tube-date-code-55-47-philco-6au6-sharp-cut-off-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_59396536-6b10-4bff-9a1d-6f688270fa74.webp?v=1764781743 (1) Tested Philco 6AU6 Tube Date Code 55-47 Philco 6AU6 Sharp Cut Off Pentode https://classiccurrents.com/products/1-tested-stewart-warner-6cd6g-tube-date-code-331-sylvania-eia-code-6cd6-g-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_a1a71adb-c85a-4d26-ba0e-75e381b7991b.webp?v=1764781813 (1) Tested Stewart Warner 6CD6G Tube Date Code 331 Sylvania EIA Code 6CD6 G Tube https://classiccurrents.com/products/tested-balanced-matched-pair-rca-radiotron-ux-120-tubes-type-20-ux-120-tubes-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_ad805478-009d-4412-a255-cb59c10236f6.webp?v=1764781897 Tested Balanced Matched Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (c) https://classiccurrents.com/products/1-tested-strong-rca-6gw6-6dq6b-tube-rca-6gw6-tube-6dq6-b-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_4b5b3d1e-06e9-47ae-8d50-c42851d2e336.webp?v=1764781973 (1) Tested Strong RCA 6GW6/6DQ6B Tube RCA 6GW6 Tube 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-strong-tung-sol-25l6gt-tube-date-code-pm3-tung-sol-25l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_733962e0-f965-4e33-acc7-f4a1d4b3901d.webp?v=1764782022 (1) Tested Strong Tung-Sol 25L6GT Tube Date Code PM3 Tung Sol 25L6 GT Tube https://classiccurrents.com/products/1-tested-sylvania-6jc8-tube-with-box-date-code-nr-edf-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_29c957be-8664-4473-a631-d822791753de.webp?v=1764782104 (1) Tested Sylvania 6JC8 Tube with Box Date Code NR EDF Triode Pentode Tube https://classiccurrents.com/products/1-tested-balanced-rca-25z6gt-tube-date-code-243-25z6-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_e122f304-cd54-40b6-9807-a90f7a91f22c.webp?v=1764782187 (1) Tested Balanced RCA 25Z6GT Tube Date Code 243 25Z6 GT Rectifier Tube https://classiccurrents.com/products/1-tested-motorola-6x8-tube-with-box-code-62-26-triode-pentode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_24acfcd7-7b2e-4e7f-85af-6076432964e2.webp?v=1764782268 (1) Tested Motorola 6X8 Tube with Box Code 62-26 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-rca-6bj8-tube-date-code-ac-rca-twin-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_ff61df65-7dbf-4b57-b249-3ee729148fd1.webp?v=1764782317 (1) Tested RCA 6BJ8 Tube Date Code AC RCA Twin Diode Triode Tube https://classiccurrents.com/products/vintage-jfd-sockette-81a-radio-tube-socket-adapter-for-type-47-tube-to-2a5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_3c6a7a03-e79e-489f-b163-7cecd42a1d97.webp?v=1764782381 Vintage JFD Sockette 81A Radio Tube Socket Adapter For Type 47 Tube to 2A5 Tube https://classiccurrents.com/products/1-tested-strong-dumont-5am8-tube-date-code-67-28-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_782fc59c-f1cd-478c-89a6-8cca68b52bfc.webp?v=1764782485 (1) Tested Strong Dumont 5AM8 Tube Date Code 67-28 Pentode Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6gu7-tube-with-box-date-code-aeb-6gu7-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_a9789e0e-39dc-4d40-875f-484fe657c027.webp?v=1764782661 (1) Tested Sylvania 6GU7 Tube with Box Date Code AEB 6GU7 Vacuum Tube https://classiccurrents.com/products/1-tested-strong-rca-5y4ga-tube-date-code-al-5y4-ga-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_d2ae41d9-a871-4bd1-b70d-9c896bf5ec3a.webp?v=1764782733 (1) Tested Strong RCA 5Y4GA Tube Date Code AL 5Y4 GA Rectifier Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6dj8-tube-date-code-244-edd-vintage-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_5319061e-d964-4d27-b338-b62df0aa7fec.webp?v=1764782808 (1) Tested Strong Sylvania 6DJ8 Tube Date Code 244 EDD Vintage Twin Triode Tube https://classiccurrents.com/products/1-tested-tung-sol-117l7-m7gt-tube-code-544-rectifier-beam-power-117l7-m7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_28666c8d-a6c9-4a56-8ac6-2d9c808daee8.webp?v=1764782905 (1) Tested 1955 Tung Sol 117L7/M7GT Tube Code 544 Rectifier Power 117L7 M7 GT https://classiccurrents.com/products/1-tested-unbranded-6cg7-tube-wide-black-ladder-plates-halo-horseshoe-get-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_cd1c3fa4-f68d-4398-a036-9e9e8aac4b80.webp?v=1764783092 (1) Tested Unbranded 6CG7 Tube Wide Black Ladder Plates Halo Horseshoe Get (c) https://classiccurrents.com/products/1-tested-strong-philco-1x2a-tube-date-code-5083-philco-1x2-b-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_558195b4-55dd-4b00-a114-61f579311462.webp?v=1764783177 (1) Tested Strong Philco 1X2A Tube Date Code 5083 Philco 1X2 B Rectifier Tube https://classiccurrents.com/products/1-tested-philco-12bh7a-tube-code-60-26-gray-plates-halo-getter-12bh7-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_d2db187d-1458-48d4-89fb-21968f955c1f.webp?v=1764783250 (1) Tested Philco 12BH7A Tube Code 60-26 Gray Plates Halo Getter 12BH7 A Tube https://classiccurrents.com/products/1-tested-balanced-silvertone-6al5-tube-date-code-afm-6al5-twin-diode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_38ba959e-32c0-4239-a74c-2e6a30ac397a.webp?v=1764783328 (1) Tested Balanced Silvertone 6AL5 Tube Date Code AFM 6AL5 Twin Diode Tube https://classiccurrents.com/products/1-tested-rca-6h6-tube-date-code-317-rca-6h6-twin-diode-black-metal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_d33e44ad-3b16-4179-b971-d625403bce45.webp?v=1764783837 (1) Tested RCA 6H6 Tube Date Code 317 RCA 6H6 Twin Diode Black Metal Tube https://classiccurrents.com/products/1-tested-1973-western-electric-403b-tube-code-7326-black-plates-o-ring-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_4ad9a6dd-3165-4bee-a132-3314a722087f.webp?v=1764784720 (1) Tested 1973 Western Electric 403B Tube Code 7326 Black Plates O Ring Getter https://classiccurrents.com/products/1-tested-balanced-ge-6n7-tube-date-code-43-f2-medium-mu-twin-power-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_338dbe53-4fd2-498d-bd26-0628ddad1280.webp?v=1764784839 (1) Tested Balanced GE 6N7 Tube Date Code 43-F2 Medium Mu Twin Power Triode Tube https://classiccurrents.com/products/1-tested-tung-sol-6j6a-tube-with-box-6j6-a-medium-mu-twin-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_87fa711e-b709-4e7d-a550-f0a700e62eda.webp?v=1764792508 (1) Tested Tung Sol 6J6A Tube with Box 6J6 A Medium Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-garod-6ac7-tube-date-code-0-09-garod-6ac7-sharp-cut-off-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_0a298fb7-0bd0-4216-82ec-73873b098791.webp?v=1764793104 (1) Tested Garod 6AC7 Tube Date Code 0-09 Garod 6AC7 Sharp Cut Off Pentode (b) https://classiccurrents.com/products/1-tested-ge-2cy5-tube-with-box-code-mj-general-electric-sharp-cutoff-tetrode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_42828c1a-560b-486a-9e0e-b0a887a7f8d6.webp?v=1764793200 (1) Tested GE 2CY5 Tube with Box Code MJ General Electric Sharp Cutoff Tetrode https://classiccurrents.com/products/1-tested-ge-12at7-tube-general-electric-12at7-twin-triode-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_d547d695-f2f2-4a45-b0b9-b4884e41d2b2.webp?v=1764793260 (1) Tested GE 12AT7 Tube General Electric 12AT7 Twin Triode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-1957-western-electric-408a-tube-black-plates-square-getter-code-5726 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_c032e6d1-e692-41d6-8189-39823e48046b.webp?v=1764793409 (1) Tested 1957 Western Electric 408A Tube Black Plates Square Getter Code 5726 https://classiccurrents.com/products/1-tested-philco-type-19-tube-engraved-base-date-code-s5-double-triode-19-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_8b089616-8825-4341-b121-ea1b757fabc6.webp?v=1764793506 (1) Tested Philco Type 19 Tube Engraved Base Date Code S5 Double Triode 19 Tube https://classiccurrents.com/products/1-tested-ge-6sj7-tube-with-box-date-code-4-17-6sj7-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_2385afe8-67fc-4fa8-81d9-39547a07633a.webp?v=1764793578 (1) Tested GE 6SJ7 Tube with Box Date Code 4-17 6SJ7 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-itt-6x8-tube-with-box-date-code-1109-japan-triode-pentode-converter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_2fe92537-3dec-4499-9214-f802bec52699.webp?v=1764793722 (1) Tested ITT 6X8 Tube with Box Date Code 1109 Japan Triode Pentode Converter https://classiccurrents.com/products/1-tested-valvo-ecl80-tube-date-code-hd4-7d-made-in-germany-ecl80-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_1c892489-1f5b-4805-9e93-e7a7c990973a.webp?v=1764793790 (1) Tested Valvo ECL80 Tube Date Code HD4-7D Made in Germany ECL80 Vacuum Tube https://classiccurrents.com/products/tested-matched-balanced-pair-1947-western-electric-jw-5847-tubes-codes-713-752 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_9ae0b187-7794-4afe-bc1b-967a4b6b2f87.webp?v=1764793879 Tested Matched Balanced Pair 1947 Western Electric JW 5847 Tubes Codes 713 & 752 https://classiccurrents.com/products/1-tested-rca-6em5-tube-date-code-eq-rca-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_989b658f-e2cc-442a-b705-a4f22fc251f9.webp?v=1764793932 (1) Tested RCA 6EM5 Tube Date Code EQ RCA Beam Power Tube https://classiccurrents.com/products/vintage-adaptol-no-29-tube-socket-adapter-to-convert-7y4-tube-to-6z4-84-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_570f95b2-55bc-4621-aa20-c75034d824d8.webp?v=1764794012 Vintage Adaptol No. 29 Tube Socket Adapter To Convert 7Y4 Tube to 6Z4 84 Tube https://classiccurrents.com/products/1-tested-sylvania-6gm6-tube-date-code-jbz-c-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_9feb54fc-645b-419e-8f19-652d8870c52d.webp?v=1764794080 (1) Tested Sylvania 6GM6 Tube Date Code JBZ-C Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-tung-sol-6sd7gt-tube-date-code-14-tung-sol-6sd7-gt-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_89b8da5a-078e-40a0-88d3-0064b6378e58.webp?v=1764794142 (1) Tested Tung-Sol 6SD7GT Tube Date Code 14 Tung Sol 6SD7 GT Vacuum Tube https://classiccurrents.com/products/1-tested-rca-12bd6-tube-with-box-date-code-lv-rca-12bd6-remote-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_173d353d-8d15-470c-bb70-7653f51b6748.webp?v=1764794363 (1) Tested RCA 12BD6 Tube with Box Date Code LV RCA 12BD6 Remote Cutoff Pentode https://classiccurrents.com/products/1-tested-ge-6u8a-tube-date-code-62-04-triode-pentode-converter-6u8-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_ddbb8116-2903-48ac-999f-f4ed65560e50.webp?v=1764794452 (1) Tested GE 6U8A Tube Date Code 62-04 Triode Pentode Converter 6U8 A Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6jc6a-tube-with-box-code-ae-akn-6jc6-a-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_dda8cebd-1350-496e-a19a-638e828e43b6.webp?v=1764794534 (1) Tested Strong Sylvania 6JC6A Tube with Box Code ae AKN 6JC6 A Pentode Tube https://classiccurrents.com/products/1-tested-rca-usn-crc-1625-tube-date-code-k4e-rca-1625-coke-bottle-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_05aa7dce-de53-4c6f-b559-9ec84c74d2aa.webp?v=1764794600 (1) Tested 1943 RCA USN CRC 1625 Tube Date Code K4E RCA 1625 Coke Bottle Tube https://classiccurrents.com/products/1-tested-rca-6bk5-tube-date-code-cl-rca-6bk5-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_e65cafd0-b279-4cf7-8928-7419d43cad83.webp?v=1764794680 (1) Tested RCA 6BK5 Tube Date Code CL RCA 6BK5 Beam Power Tube (a) https://classiccurrents.com/products/1-tested-ken-rad-6sl7gt-tube-silver-plates-date-code-8-22-6sl7-gt-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_a1eb6dda-dc90-46ce-9737-6a7683b5b5f1.webp?v=1764795697 (1) Tested Ken-Rad 6SL7GT Tube Silver Plates Date Code 8-22 6SL7 GT Twin Triode https://classiccurrents.com/products/1-tested-rca-6j6a-tube-date-code-mz-rca-6j6-a-tube-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_51b221b8-b70f-4105-ae66-5f64ad5afeee.webp?v=1764795787 (1) Tested RCA 6J6A Tube Date Code MZ RCA 6J6 A Tube Medium Mu Twin Triode Tube https://classiccurrents.com/products/vintage-jfd-sockette-103ag-radio-tube-socket-adapter-1q5-tube-to-3s4-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_1a79825c-3a9b-4bc4-8e3f-fffb3c810adf.webp?v=1764795867 Vintage JFD Sockette 103AG Radio Tube Socket Adapter 1Q5 Tube to 3S4 Tube (a) https://classiccurrents.com/products/1-tested-rca-12ea6-tube-black-plate-with-box-date-code-mb-pentode-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_0030ab4f-12d0-4e69-99ed-50e6fd3f0277.webp?v=1764795964 (1) Tested RCA 12EA6 Tube Black Plate with Box Date Code MB Pentode Tube (d) https://classiccurrents.com/products/1-tested-rca-6bq7a-tube-rca-6bq7-a-medium-mu-twin-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_671f6ca8-8e6b-4e8f-9306-2b634e1da778.webp?v=1764796048 (1) Tested RCA 6BQ7A Tube RCA 6BQ7 A Medium Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-philco-7k7-tube-with-box-date-code-p8-diode-triode-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_6ddddc23-de4b-412b-90fd-de782aba0e0c.webp?v=1764796134 (1) Tested Philco 7K7 Tube with Box Date Code P8 Diode Triode Loktal Tube https://classiccurrents.com/products/1-tested-sylvania-12au7a-tube-date-code-ah-afc-12au7-a-gray-plates-halo-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_4a6547c7-5ee6-4fd5-9902-292785ec038a.webp?v=1764796207 (1) Tested Sylvania 12AU7A Tube Date Code ah AFC 12AU7 A Gray Plates Halo Getter https://classiccurrents.com/products/1-tested-ge-6au5gt-tube-date-code-61-26-general-electric-6au5-gt-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_85451aef-0872-451c-a2f2-8448fc8fa13e.webp?v=1764796271 (1) Tested GE 6AU5GT Tube Date Code 61-26 General Electric 6AU5 GT Beam Power https://classiccurrents.com/products/1-tested-international-service-master-17jb6a-tube-17jb6-a-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_382134c5-c43d-43b8-94ae-2662743b08cb.webp?v=1764796344 (1) Tested International Service Master 17JB6A Tube 17JB6 A Beam Power Tube https://classiccurrents.com/products/1-tested-strong-sylvania-5v6gt-tube-date-code-bl-5v6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_5a80970e-dbe7-438e-b8b9-fc9e70dc77e9.webp?v=1764796392 (1) Tested Strong 1955 Sylvania 5V6GT Tube Date Code BL 5V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-balanced-tung-sol-12b8gt-tube-12b8-gt-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_821bfc69-69db-4262-b0ef-0e532d4712bd.webp?v=1764796483 (1) Tested Balanced Tung-Sol 12B8GT Tube 12B8 GT Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-el86-6cw5-tube-mullard-blackburn-date-code-b2f4-6cw5-tube-el86 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_7efdc9c3-bbe1-45ec-b021-7cb3317e619b.webp?v=1764796652 (1) Tested RCA EL86/6CW5 Tube Mullard Blackburn Date Code B2F4 6CW5 Tube EL86 https://classiccurrents.com/products/1-tested-sylvania-1b3gt-tube-date-code-cg-1b3-gt-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_fe25d766-03f4-4c36-accc-b56f05c18ae8.webp?v=1764796750 (1) Tested 1956 Sylvania 1B3GT Tube Date Code CG 1B3 GT Half Wave Rectifier https://classiccurrents.com/products/1-tested-ge-6k6gt-tube-date-code-5-30-general-electric-6k6-gt-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_88f3f126-6e25-41e9-a4a6-b2777489b99a.webp?v=1764796880 (1) Tested GE 6K6GT Tube Date Code 5-30 General Electric 6K6 GT Pentode Tube https://classiccurrents.com/products/1-tested-1966-western-electric-415a-tube-with-box-black-plates-code-6613 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_9302a2e7-c929-49a1-aa40-f8d8574e495d.webp?v=1764797028 (1) Tested 1966 Western Electric 415A Tube with Box Black Plates Code 6613 https://classiccurrents.com/products/1-tested-very-strong-sylvania-export-12ed5-tube-with-box-date-code-rae-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_17517dcd-b1ad-4ba8-97ae-8d94561bc4cf.webp?v=1764797113 (1) Tested Very Strong Sylvania Export 12ED5 Tube with Box Date Code RAE (e) https://classiccurrents.com/products/1-tested-1957-western-electric-415a-tube-black-plate-square-getter-code-5713 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_d7b7a326-a8ad-4d13-b56e-46e6e271070a.webp?v=1764797190 (1) Tested 1957 Western Electric 415A Tube Black Plate Square Getter Code 5713 https://classiccurrents.com/products/1-tested-westinghouse-6203-tube-date-code-426-full-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_b03ae9b2-ebcd-4227-b296-ba88ed3805ec.webp?v=1764797242 (1) Tested Westinghouse 6203 Tube Date Code 426 Full Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-national-electronics-5686-tube-with-box-beam-power-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_19c292dd-e352-4a5b-966b-e33771f32d60.webp?v=1764797336 (1) Tested National Electronics 5686 Tube with Box Beam Power Vacuum Tube (b) https://classiccurrents.com/products/1-tested-very-strong-iec-6gh8a-tube-japan-date-code-1022-120-309-halo-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_95be811c-759d-46dd-810e-0d7486eb2c0f.webp?v=1764797430 (1) Tested Very Strong IEC 6GH8A Tube Japan Date Code 1022-120 309 Halo Getter https://classiccurrents.com/products/1-tested-rca-12aw6-tube-with-box-date-code-822-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_67320e0b-b627-4f80-b6dc-f2b6fa5f75b2.webp?v=1764797530 (1) Tested RCA 12AW6 Tube with Box Date Code 822 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-strong-raytheon-6av5gt-tube-date-code-313-raytheon-6av5-gt-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_284f24d0-6716-46cb-b548-d2a3386f1c76.webp?v=1764797577 (1) Tested Strong Raytheon 6AV5GT Tube Date Code 313 Raytheon 6AV5 GT Power Tube https://classiccurrents.com/products/1-tested-silvertone-12av5ga-tube-date-code-abf-sylvania-eia-code-12av5-ga-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_c7620bf7-80ea-4ce6-be69-9248af78f91f.webp?v=1764797677 (1) Tested Silvertone 12AV5GA Tube Date Code ABF Sylvania EIA Code 12AV5 GA Tube https://classiccurrents.com/products/1-tested-ltt-lindal-6cs7-tube-made-in-japan-double-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_d187ef6e-325f-44f6-ba2e-db0505b8edd1.webp?v=1764798022 (1) Tested LTT Lindal 6CS7 Tube Made in Japan Double Triode Tube https://classiccurrents.com/products/1-tested-sylvania-6bh6-tube-with-box-date-code-jm-arh-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_0afcf375-372f-4cb0-ba24-2b8b28aa6b37.webp?v=1764798299 (1) Tested Sylvania 6BH6 Tube with Box Date Code jm ARH Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-ge-0z4-tube-date-code-58-48-general-electric-0z4-gas-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_c83b4977-a331-4f24-b10a-dbe3b31afe30.webp?v=1764798362 (1) Tested GE 0Z4 Tube Date Code 58-48 General Electric 0Z4 Gas Rectifier Tube https://classiccurrents.com/products/tested-matched-pair-1947-western-electric-jw-5847-tubes-404a-codes-752-angled 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_e41dcbdb-d7f5-4fe3-8e00-24163dd4962a.webp?v=1764798454 Tested Matched Pair 1947 Western Electric JW 5847 Tubes (404A) Codes 752 Angled https://classiccurrents.com/products/1-tested-strong-ge-6w4gt-tube-date-code-2-22-general-electric-6w4-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_ca1e9633-dc31-4b3a-9887-0043ba02e510.webp?v=1764798524 (1) Tested Strong GE 6W4GT Tube Date Code 2-22 General Electric 6W4 GT Tube https://classiccurrents.com/products/1-tested-rca-6c6-tube-date-code-aj-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_8958df29-ff9d-4dc1-a1e1-02b1d46e2ca7.webp?v=1764798614 (1) Tested RCA 6C6 Tube Date Code AJ Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-motorola-6ej7-ef184-tube-made-in-holland-motorola-6ej7-ef184-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_87809f4b-b5a9-4b17-81df-b14c0d880575.webp?v=1764798983 (1) Tested Motorola 6EJ7/EF184 Tube Made in Holland Motorola 6EJ7 EF184 Tube https://classiccurrents.com/products/1-tested-zenith-6ej7-ef184-tube-great-britain-code-1022-120-6ej7-tube-ef184 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_b8aa3625-5235-487d-b09b-25131ce76cdf.webp?v=1764799071 (1) Tested Zenith 6EJ7/EF184 Tube Great Britain Code 1022-120 6EJ7 Tube EF184 https://classiccurrents.com/products/1-tested-ge-6k6gt-tube-date-code-60-48-general-electric-6k6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_3404acc0-8142-41c1-b621-62219bbf615c.webp?v=1764799135 (1) Tested GE 6K6GT Tube Date Code 60-48 General Electric 6K6 GT Tube https://classiccurrents.com/products/1-tested-ge-6j6a-tube-date-code-su-ge-6j6-a-tube-medium-mu-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_40ce67df-820b-4a64-9159-9b927b4f1f39.webp?v=1764799175 (1) Tested GE 6J6A Tube Date Code SU GE 6J6 A Tube Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-balanced-rca-12sl7gt-tube-black-plates-dd-cleaver-brooks-12sl7-gt-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_b3c2af15-09c5-40ac-a7e5-5dabafe1a448.webp?v=1764799243 (1) Tested Balanced RCA 12SL7GT Tube Black Plates DD Cleaver Brooks 12SL7 GT (d) https://classiccurrents.com/products/1-tested-relay-6cg8a-tube-code-10-65-6cg8-a-tube-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_c9d744ea-26d4-4859-aa96-067e89c4beb3.webp?v=1764799317 (1) Tested Relay 6CG8A Tube Code 10-65 6CG8 A Tube Triode Pentode Tube https://classiccurrents.com/products/1-tested-westinghouse-6x4-tube-with-box-code-3r52-full-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_d8f11b9f-71ca-4257-8ff8-5234e4ce5f45.webp?v=1764799384 (1) Tested Westinghouse 6X4 Tube with Box Code 3R52 Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-ge-12v6gt-tube-with-box-date-code-60-43-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_cc6365a4-99cc-41a6-93d2-6e20ee2088e6.webp?v=1764799469 (1) Tested GE 12V6GT Tube with Box Date Code 60-43 Beam Power Tube https://classiccurrents.com/products/1-tested-ken-rad-uy-224-a-tube-type-24a-tube-engraved-base-globe-balloon-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_337a7c9c-1e49-4cfc-b875-5af21895c1af.webp?v=1764799561 (1) Tested Ken-Rad UY-224-A Tube Type 24A Tube Engraved Base Globe Balloon Tube https://classiccurrents.com/products/1-tested-sylvania-6u7g-tube-date-code-2tr-remote-cutoff-pentode-6u7-g-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_f1254965-b312-423a-a77d-03f3a48b3960.webp?v=1764799630 (1) Tested Sylvania 6U7G Tube Date Code 2TR Remote Cutoff Pentode 6U7 G Tube https://classiccurrents.com/products/1-tested-silvertone-18fy6-tube-twin-diode-high-mu-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_4d568833-78c7-4e4b-a830-2df1bc2a446b.webp?v=1764799675 (1) Tested Silvertone 18FY6 Tube Twin Diode High Mu Triode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6cb6-tube-sharp-cut-off-pentode-rca-6cb6-vacuum-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_c130c8dd-80eb-465a-8cd4-75edb0b0ef80.webp?v=1764799788 (1) Tested RCA 6CB6 Tube Sharp Cut Off Pentode RCA 6CB6 Vacuum Tube (d) https://classiccurrents.com/products/1-tested-very-strong-rca-2cy5-tube-date-code-cs-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_bc0535f5-1e39-4abb-9134-79bda7e7d99d.webp?v=1764799873 (1) Tested Very Strong RCA 2CY5 Tube Date Code CS Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-rca-6ac7-1852-tube-date-code-re6-rca-6ac7-tube-1852-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_93ae8254-01dc-43c5-8e62-829ad2cbd550.webp?v=1764799938 (1) Tested RCA 6AC7/1852 Tube Date Code RE6 RCA 6AC7 Tube 1852 Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-with-box-date-code-al-6w4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_96d3086e-f1d1-4ed9-8edc-07f41ec04b3d.webp?v=1764800037 (1) Tested 1954 Sylvania 6W4GT Tube with Box Date Code AL 6W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-u-s-navy-sylvania-7c7-tube-loctal-tube-7c7-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_05600eaf-9cc7-4735-8d40-380a8bf3daf8.webp?v=1764800119 (1) Tested U.S. Navy Sylvania 7C7 Tube Loctal Tube 7C7 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-1h5gt-tube-date-code-mr-27-1h5-gt-diode-high-mu-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_c7502d93-201c-42bc-b8ec-566a19274d53.webp?v=1764800174 (1) Tested Tung-Sol 1H5GT Tube Date Code MR-27 1H5 GT Diode High Mu Triode https://classiccurrents.com/products/1-tested-rca-6j6-tube-medium-mu-twin-triode-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_b9c27964-4ed6-4b2e-908a-97cbc9c3ab55.webp?v=1764800491 (1) Tested RCA 6J6 Tube Medium Mu Twin Triode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-sylvania-6gf7-tube-date-code-kd-akl-sylvania-6gf7-dual-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_ba6bad54-b41f-441d-8baa-7c404ba94c82.webp?v=1764800512 (1) Tested Sylvania 6GF7 Tube Date Code kd AKL Sylvania 6GF7 Dual Triode Tube https://classiccurrents.com/products/1-tested-ge-6bg6ga-tube-date-code-57-26-beam-power-6bg6-ga-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_5c858cf5-8c89-498d-a436-bc41a9ccb9cf.webp?v=1764800538 (1) Tested GE 6BG6GA Tube Date Code 57-26 Beam Power 6BG6 GA Tube https://classiccurrents.com/products/1-tested-balanced-rca-25z6gt-g-tube-date-code-648-25z6-gt-g-rectifier-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_e56b32b0-f746-4dbf-96d8-92db6166ce7f.webp?v=1764800633 (1) Tested Balanced RCA 25Z6GT/G Tube Date Code 648 25Z6 GT G Rectifier Tube (a) https://classiccurrents.com/products/1-tested-ge-2b7-tube-date-code-t2-general-electric-2b7-tube-twin-diode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_557f46d7-6310-4283-817a-38f29cfaddb3.webp?v=1764800699 (1) Tested GE 2B7 Tube Date Code T2 General Electric 2B7 Tube Twin Diode Tube https://classiccurrents.com/products/1-tested-westinghouse-25bq6gt-tube-date-code-8r13-25bq6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_3c31c838-d13b-4dfb-8b31-d91bfff1040f.webp?v=1764800852 (1) Tested Westinghouse 25BQ6GT Tube Date Code 8R13 25BQ6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-6w6gt-tube-with-box-date-code-bh-aax-sylvania-6w6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_f86b2b8e-56e9-4623-8449-f68af43a4b0c.webp?v=1764800907 (1) Tested Sylvania 6W6GT Tube with Box Date Code Bh AAX Sylvania 6W6 GT Tube https://classiccurrents.com/products/1-tested-1942-u-s-navy-sylvania-chs-1203a-tube-with-box-1203-a-loctal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_c156758b-988d-4ac1-9600-bf6f5fd4b280.webp?v=1764800991 (1) Tested 1942 U.S. Navy Sylvania CHS 1203A Tube with Box 1203 A Loctal Tube https://classiccurrents.com/products/1-tested-ge-22bw3-tube-with-box-date-code-jn-general-electric-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_f36b0698-01f7-4ed4-8a15-faa498acd54e.webp?v=1764801245 (1) Tested GE 22BW3 Tube with Box Date Code JN General Electric Rectifier Tube https://classiccurrents.com/products/1-tested-ge-6jc8-tube-with-box-date-code-sc-general-electric-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_9e02f524-f9a7-4cf6-8af8-5d6965886770.webp?v=1764801330 (1) Tested GE 6JC8 Tube with Box Date Code SC General Electric Triode Pentode https://classiccurrents.com/products/1-tested-sylvania-12f8-tube-with-box-date-code-nr-yau-twin-diode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_6163989e-1c19-49e5-88f0-f72a0547fc7a.webp?v=1764801382 (1) Tested Sylvania 12F8 Tube with Box Date Code NR YAU Twin Diode Pentode https://classiccurrents.com/products/1-tested-strong-rca-12ax4gta-tube-date-code-tac-rca-12ax4-gta-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_b119ed6e-9c35-416a-9512-99dcabc1366d.webp?v=1764801463 (1) Tested Strong RCA 12AX4GTA Tube Date Code TAC RCA 12AX4 GTA Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6cb6-tube-date-code-504-sharp-cut-off-pentode-rca-6cb6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_3752edd7-05f1-4180-a692-c968207a3433.webp?v=1764801513 (1) Tested RCA 6CB6 Tube Date Code 504 Sharp Cut Off Pentode RCA 6CB6 Tube https://classiccurrents.com/products/1-tested-strong-raytheon-6ah4gt-tube-date-code-m18-raytheon-6ah4-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_b1ff5472-2b49-4742-877a-27052150b52d.webp?v=1764801583 (1) Tested Strong Raytheon 6AH4GT Tube Date Code M18 Raytheon 6AH4 GT Tube https://classiccurrents.com/products/vintage-zenith-150-tube-socket-adapter-used-to-convert-12sa7-tube-to-14h7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_c1dd9c3b-9cad-4ce7-ab71-44e2d3f97b1f.webp?v=1764801669 Vintage Zenith 150 Tube Socket Adapter Used To Convert 12SA7 Tube to 14H7 Tube https://classiccurrents.com/products/1-tested-panama-type-24a-tube-date-code-hk3-engraved-base-type-24-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_88cc36b8-348b-4906-befd-e59eb0292544.webp?v=1764801732 (1) Tested Panama Type 24A Tube Date Code HK3 Engraved Base Type 24 A Tube https://classiccurrents.com/products/1-tested-sylvania-40b2-ballast-tube-with-box-date-code-mas-current-regulator 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_7772d6d0-50f8-451c-b740-ae8e9472706f.webp?v=1764801806 (1) Tested Sylvania 40B2 Ballast Tube with Box Date Code MAS Current Regulator https://classiccurrents.com/products/1-tested-balanced-rca-6fq7-6cg7-tube-date-code-do-rca-6fq7-tube-6cg7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_1215a05a-cf63-4bb5-ab17-246c9ddc00d1.webp?v=1764801875 (1) Tested Balanced RCA 6FQ7/6CG7 Tube Date Code DO RCA 6FQ7 Tube 6CG7 Tube https://classiccurrents.com/products/1-tested-unbranded-6fq7-tube-medium-mu-twin-triode-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_46e79fab-425f-464d-9ceb-987bfd8ab017.webp?v=1764801949 (1) Tested Unbranded 6FQ7 Tube Medium Mu Twin Triode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-westinghouse-2af4a-tube-date-code-61-13-medium-mu-triode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_e2af47b5-a7bd-4bd1-b4c7-53e81f3679f2.webp?v=1764802027 (1) Tested Westinghouse 2AF4A Tube Date Code 61-13 Medium Mu Triode Tube (c) https://classiccurrents.com/products/tested-very-strong-matched-pair-rca-12sa7-tube-date-codes-ap-ml-converters 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_10783c2c-5091-483a-82b3-2d3fa7aff9ab.webp?v=1764802096 Tested Very Strong Matched Pair RCA 12SA7 Tube Date Codes AP & ML Converters https://classiccurrents.com/products/1-tested-strong-rca-6cd6ga-tube-date-code-mw-rca-6cd6-ga-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_e0a13ff0-81ad-424f-87de-0572203e403a.webp?v=1764802259 (1) Tested Strong RCA 6CD6GA Tube Date Code MW RCA 6CD6 GA Beam Power Tube https://classiccurrents.com/products/1-tested-emerson-6bu8-tube-date-code-39-vintage-twin-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_6ae00690-765d-4cc8-b6fc-0f8da0a611f6.webp?v=1764802439 (1) Tested Emerson 6BU8 Tube Date Code 39 Vintage Twin Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-strong-sylvania-12bh7a-tube-box-code-gb-vls-gray-plates-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_02f35f4a-9439-4f42-8285-b8bff4882924.webp?v=1764802498 (1) Tested 1960 Sylvania 12BH7A Tube and Box Code GB VLS Gray Plates Twin Triode https://classiccurrents.com/products/1-tested-amperex-6360-tube-date-code-h2-146h-made-in-holland-twin-tetrode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_e8dea088-4600-4623-b422-183ce66a5393.webp?v=1764802560 (1) Tested Amperex 6360 Tube Date Code H2 146H Made in Holland Twin Tetrode (b) https://classiccurrents.com/products/1-tested-1979-western-electric-415a-tube-black-plate-o-ring-getter-code-7926 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_8f47c27b-8074-4bca-98a8-42d81d38608e.webp?v=1764802661 (1) Tested 1979 Western Electric 415A Tube Black Plate O Ring Getter Code 7926 https://classiccurrents.com/products/1-tested-philco-35w4-tube-date-code-6530-japan-35w4-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_86fec7c8-f3a3-444d-bacf-fb4341726679.webp?v=1764823799 (1) Tested Philco 35W4 Tube Date Code 6530 Japan 35W4 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-rca-2cy5-tube-with-box-date-code-ar-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_fa40a389-2e40-4f8b-a577-0340a032d9da.webp?v=1764823897 (1) Tested RCA 2CY5 Tube with Box Date Code AR Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-rca-1g3gt-1b3gt-tube-date-code-kx-rca-1g3-gt-tube-1b3-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_0c07c60e-0fad-4caf-b2ef-a9eb35a10876.webp?v=1764823980 (1) Tested RCA 1G3GT 1B3GT Tube Date Code KX RCA 1G3 GT Tube 1B3 GT Tube https://classiccurrents.com/products/1-tested-philco-6cl6-tube-date-code-56-27-sylvania-eia-6cl6-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_614f1db9-cde2-4c9b-a826-7da2f4c20fbc.webp?v=1764824113 (1) Tested Philco 6CL6 Tube Date Code 56-27 Sylvania EIA 6CL6 Power Pentode Tube https://classiccurrents.com/products/1-tested-rca-6sj7-tube-with-box-date-code-15e-rca-6sj7-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_896ae03d-af96-4920-9b99-9bb5396f109a.webp?v=1764824201 (1) Tested RCA 6SJ7 Tube with Box Date Code 15E RCA 6SJ7 Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-valvo-ecl80-tube-date-code-388-iph-made-in-england-ecl80-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_f383477c-347d-4c99-8de6-f52c7cf6e828.webp?v=1764824290 (1) Tested Valvo ECL80 Tube Date Code 388 IPH Made in England ECL80 Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6hs8-tube-with-box-date-code-fe-sharp-cutoff-twin-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_264d091d-0803-4de9-8c20-eac7d9fc8b21.webp?v=1764824355 (1) Tested GE 6HS8 Tube with Box Date Code FE Sharp Cutoff Twin Pentode Tube https://classiccurrents.com/products/1-tested-philco-6am4-tube-with-box-date-code-1063-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_71028e9b-264a-4b6e-b623-20a3fe209d9c.webp?v=1764824429 (1) Tested Philco 6AM4 Tube with Box Date Code EXT Triode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-victor-6d6-tube-date-code-935-remote-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_d5645cf9-831b-4947-bf63-026abd2aa0e9.webp?v=1764824498 (1) Tested RCA Victor 6D6 Tube Date Code 935 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-balanced-ge-12sn7gt-tube-black-ladder-plates-0-43-12sn7-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_dfa60220-c59f-48e4-b4bf-a9d93f252626.webp?v=1764824599 (1) Tested Balanced GE 12SN7GT Tube Black Ladder Plates 0-43 12SN7 GT Tube https://classiccurrents.com/products/1-tested-rca-3ce5-tube-with-box-date-code-mi-sharp-cutoff-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_baca245f-bca7-4860-89db-01521a4b5ea3.webp?v=1764824710 (1) Tested RCA 3CE5 Tube with Box Date Code MI Sharp Cutoff Pentode Tube (b) https://classiccurrents.com/products/1-tested-ge-6y6g-tube-date-code-xe6-general-electric-6y6-g-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_1cd04f65-1d2d-44a1-9edd-6b256637f32d.webp?v=1764824773 (1) Tested GE 6Y6G Tube Date Code XE6 General Electric 6Y6 G Beam Power Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6dw4b-tube-date-code-kua-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_8f1ec616-0fe1-45fc-aff3-ea8baf25e8a8.webp?v=1764824839 (1) Tested Strong Sylvania 6DW4B Tube Date Code KUA Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-emerson-12l6gt-tube-date-code-5-26-sylvania-eia-12l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_a545f18e-1965-4923-907c-fab3e0975a69.webp?v=1764824914 (1) Tested Emerson 12L6GT Tube Date Code 5-26 Sylvania EIA 12L6 GT Tube https://classiccurrents.com/products/1-tested-sylvania-12jn8-tube-with-box-date-code-nr-aaa-triode-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_3df01e03-0950-4887-830b-7966c10ed92e.webp?v=1764825011 (1) Tested Sylvania 12JN8 Tube with Box Date Code NR AAA Triode Pentode Tube (b) https://classiccurrents.com/products/1-tested-rca-0a3-tube-date-code-61-13-voltage-regulator-glow-discharge-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_ced1e16c-43d2-4cee-bc0c-7612c19cc6d2.webp?v=1764825074 (1) Tested RCA 0A3 Tube Date Code 61-13 Voltage Regulator Glow Discharge Tube https://classiccurrents.com/products/1-tested-ge-35b5-tube-date-code-57-04-beam-power-output-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_dcc89c58-8f05-4ee3-8546-b1bb84ba8dae.webp?v=1764825138 (1) Tested GE 35B5 Tube Date Code 57-04 Beam Power Output Tube (b) https://classiccurrents.com/products/1-tested-sylvania-50y6gt-tube-with-box-date-code-439-sylvania-50y6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_18a4e68f-cd9f-45f8-be8d-099e6a8cbf8e.webp?v=1764825216 (1) Tested 1954 Sylvania 50Y6GT Tube with Box Code 439 Sylvania 50Y6 GT Tube https://classiccurrents.com/products/1-tested-emerson-6w6gt-tube-date-code-3-18-sylvania-eia-6w6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_98b38706-47eb-4367-98a8-ee7272d0eebf.webp?v=1764825283 (1) Tested Emerson 6W6GT Tube Date Code 3-18 Sylvania EIA 6W6 GT Tube https://classiccurrents.com/products/1-tested-conrac-6fq7-6cg7-tube-date-code-06-22-rca-eia-6fq7-tube-6cg7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_824794ba-3097-4cfa-bc00-e9beef933234.webp?v=1764825358 (1) Tested Conrac 6FQ7/6CG7 Tube Date Code 06-22 RCA EIA 6FQ7 Tube 6CG7 Tube https://classiccurrents.com/products/1-tested-strong-zenith-6dq6b-tube-date-code-62-04-zenith-6dq6-b-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_7022414f-f354-4820-803d-4a49458f32c4.webp?v=1764825430 (1) Tested Strong Zenith 6DQ6B Tube Date Code 62-04 Zenith 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-national-union-12sk7gt-g-tube-12sk7-gt-g-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_10fbff97-f16c-4ebb-8be4-0c4c436c5723.webp?v=1764825798 (1) Tested National Union 12SK7GT/G Tube 12SK7 GT G Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-wards-super-airline-type-950-tube-date-code-c7-power-output-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_5e3f943a-3b51-4188-ad22-897a495cd2f9.webp?v=1764825824 (1) Tested Wards Super Airline Type 950 Tube Date Code C7 Power Output Tube https://classiccurrents.com/products/1-tested-commercial-trades-institute-sylvania-6au6-tube-date-code-032-asp 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_907ee2ed-1c01-45f1-a317-1e2b5f9519de.webp?v=1764825844 (1) Tested 1950 Commercial Trades Institute (Sylvania) 6AU6 Tube Code 032 ASP https://classiccurrents.com/products/1-tested-ge-6sj7-tube-date-code-1-30-general-electric-6sj7-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_18041de4-7641-44f8-adf8-1ff21385e8c2.webp?v=1764826218 (1) Tested GE 6SJ7 Tube Date Code 1-30 General Electric 6SJ7 Pentode Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-export-12ed5-tube-and-box-date-code-rae-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_794bbb5b-a4fa-4cf2-ab58-1badec6238e2.webp?v=1764826327 (1) Tested Very Strong Sylvania Export 12ED5 Tube and Box Date Code RAE (c) https://classiccurrents.com/products/1-tested-westinghouse-6as8-tube-date-code-60-48-diode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_1b777d82-93fc-423f-a03f-1920d2249a28.webp?v=1764826458 (1) Tested Westinghouse 6AS8 Tube Date Code 60-48 Diode Pentode Vacuum Tube https://classiccurrents.com/products/vintage-jfd-sockette-81a-radio-tube-socket-adapter-type-47-tube-to-2a5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_f27999d0-38b3-4ced-b9f7-1519dd0b6a73.webp?v=1764826531 Vintage JFD Sockette 81A Radio Tube Socket Adapter Type 47 Tube to 2A5 Tube https://classiccurrents.com/products/1-tested-realistic-lifetime-1k3-1j3-tube-japan-code-ol-1k3-tube-ge-1j3-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_c9adcfc7-24ee-4bfd-9adc-121ad09455ed.webp?v=1764826597 (1) Tested Realistic Lifetime 1K3/1J3 Tube Japan Code OL 1K3 Tube GE 1J3 Tube https://classiccurrents.com/products/1-tested-rca-command-5814a-tube-code-10c-rca-5814-a-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_29ade0e0-e129-4e0c-8ae5-1152e1e21984.webp?v=1764826709 (1) Tested RCA Command 5814A Tube Code 10C RCA 5814 A Twin Triode Tube https://classiccurrents.com/products/tested-pair-of-1962-western-electric-6140-tubes-cold-cathode-codes-6239-6252 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_d4453d6c-a5f0-47f4-90b8-a32776a347f7.webp?v=1764826795 Tested Pair of 1962 Western Electric 6140 Tubes Cold Cathode Codes 6239 6252 https://classiccurrents.com/products/1-tested-cbs-6bw8-tube-with-box-date-code-do-twin-diode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_ac1f7730-0f94-496b-868d-240fe68009ba.webp?v=1764826851 (1) Tested CBS 6BW8 Tube with Box Date Code DO Twin Diode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-rad-tel-6bq7a-tube-date-code-7-66-6bq7-a-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_58d8081a-530f-4c34-98b4-73aefc5bb2c2.webp?v=1764826927 (1) Tested Rad-Tel 6BQ7A Tube Date Code 7-66 6BQ7 A Medium Mu Twin Triode Tube https://classiccurrents.com/products/tested-matched-pair-military-sylvania-jan-chs-6sl7gt-tubes-codes-150-222-6sl7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_81c274d9-6ac6-489a-90d9-dda7e94ce71d.webp?v=1764827008 Tested Matched Pair Military Sylvania JAN CHS 6SL7GT Tubes Codes 150 222 6SL7 GT https://classiccurrents.com/products/1-tested-sylvania-7h7-tube-with-box-date-code-226-loctal-tube-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_a1763096-4c2e-4cfd-a103-b2e115ce3018.webp?v=1764827172 (1) Tested 1952 Sylvania 7H7 Tube with Box Date Code 226 Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-1980-western-electric-408a-tube-with-box-black-plate-o-halo-code-8039 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_7bd41aa9-119c-4f9f-8c12-500d6ff0b067.webp?v=1764827948 (1) Tested 1980 Western Electric 408A Tube with Box Black Plate O Halo Code 8039 https://classiccurrents.com/products/1-tested-sylvania-6bj8-tube-with-box-date-code-er-dhl-twin-diode-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_7ea62418-dfb0-4812-88e7-9a8b5fe9296f.webp?v=1764828026 (1) Tested Sylvania 6BJ8 Tube with Box Date Code ER DHL Twin Diode Triode https://classiccurrents.com/products/1-tested-silvertone-6aq5a-tube-date-code-239-6aq5-a-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_b14bd827-925c-49f6-9a13-0b1989e9655e.webp?v=1764828086 (1) Tested Silvertone 6AQ5A Tube Date Code 239 6AQ5 A Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-12dy8-tube-date-code-bp-rca-triode-tetrode-vacuum-tube-f 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_0b6e7cae-3e6d-4e6d-a251-af28d4a78639.webp?v=1764828190 (1) Tested RCA 12DY8 Tube Date Code BP RCA Triode Tetrode Vacuum Tube (f) https://classiccurrents.com/products/1-tested-raytheon-japan-6jc6a-tube-with-box-date-code-p02-6jc6-a-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_160a2903-f118-47f2-88fb-9b15d41012c8.webp?v=1764828263 (1) Tested Raytheon Japan 6JC6A Tube with Box Date Code P02 6JC6 A Tube (c) https://classiccurrents.com/products/1-tested-rca-jan-crc-12a6y-tube-date-code-58-09-rca-12a6y-tube-12a6-y-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_7e110053-10ee-42b1-8d50-c48c920cb900.webp?v=1764828348 (1) Tested RCA JAN CRC 12A6Y Tube Date Code 58-09 RCA 12A6Y Tube 12A6 Y Tube (b) https://classiccurrents.com/products/1-tested-strong-ge-6cd6ga-tube-date-code-63-17-general-electric-6cd6-ga-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_bdd2c707-6bb5-480d-8581-4fd6291a16b5.webp?v=1764828417 (1) Tested Strong GE 6CD6GA Tube Date Code 63-17 General Electric 6CD6 GA Tube https://classiccurrents.com/products/1-tested-delco-12v6gt-tube-date-code-526-sylvania-eia-code-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_652f81f5-f755-45f2-9e5e-9247106945ff.webp?v=1764828490 (1) Tested Delco 12V6GT Tube Date Code 526 Sylvania EIA Code Beam Power Tube https://classiccurrents.com/products/1-tested-sears-1x2b-tube-made-in-japan-date-code-6k-1x2-b-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_7889db6c-dbd4-4c76-a490-2d5a5c078586.webp?v=1764828547 (1) Tested Sears 1X2B Tube Made in Japan Date Code 6K 1X2 B Rectifier Tube https://classiccurrents.com/products/1-tested-admiral-6cb6a-tube-date-code-61-30-ge-eia-pentode-6cb6-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_6bc65858-73e5-4cb9-96f7-a1cf26c7ffbb.webp?v=1764828620 (1) Tested Admiral 6CB6A Tube Date Code 61-30 GE EIA Pentode 6CB6 A Tube https://classiccurrents.com/products/1-tested-raytheon-japan-6jc6a-tube-with-box-date-code-p02-6jc6-a-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_a2ecd78d-847d-49a7-a04f-7bd7605545d7.webp?v=1764828748 (1) Tested Raytheon Japan 6JC6A Tube with Box Date Code P02 6JC6 A Tube (b) https://classiccurrents.com/products/1-tested-sylvania-12eg6-tube-with-box-date-code-nr-yau-heptode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_2754c292-80b4-4297-9f78-066ee3e9ca5e.webp?v=1764833564 (1) Tested Sylvania 12EG6 Tube with Box Date Code NR YAU Heptode Tube (a) https://classiccurrents.com/products/vintage-adaptol-no-131-tube-socket-adapter-convert-12sk7-tube-to-12sa7-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_8057dd2b-be14-4427-8af9-c72d28f2a2a0.webp?v=1764833630 Vintage Adaptol No. 131 Tube Socket Adapter Convert 12SK7 Tube to 12SA7 Tube (a) https://classiccurrents.com/products/1-tested-strong-ge-2cy5-tube-green-letter-general-electric-tetrode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_d257c9c5-a8cf-4c56-bca7-4e79dc641e60.webp?v=1764833732 (1) Tested Strong GE 2CY5 Tube Green Letter General Electric Tetrode Tube (b) https://classiccurrents.com/products/1-tested-gm-delco-25w4gt-tube-date-code-eu-gm-delco-25w4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_ebc02f9d-0458-415c-a666-6cc7cbdf3ea4.webp?v=1764833898 (1) Tested GM Delco 25W4GT Tube Date Code EU GM Delco 25W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-ge-22jr6-tube-with-box-date-code-mn-general-electric-22jr6-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_c5604f7b-6a44-4d1a-9dd9-4bc803516bdb.webp?v=1764833996 (1) Tested GE 22JR6 Tube with Box Date Code MN General Electric 22JR6 Beam Power https://classiccurrents.com/products/1-tested-philco-1k3-tube-made-in-japan-date-code-6847-n-41-1k3-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_648b4073-f020-434d-8d90-9221bde537a9.webp?v=1764834067 (1) Tested Philco 1K3 Tube Made in Japan Date Code 6847 N-41 1K3 Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6bw8-tube-strong-balanced-diodes-twin-diode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_48514aaa-d93e-4cf5-8670-1931a62f3602.webp?v=1764834145 (1) Tested RCA 6BW8 Tube Strong Balanced Diodes Twin Diode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-gm-delco-3ce5-tube-with-box-general-motors-delco-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_ee9e69cd-aa5d-4780-afee-d6a5b6ce4ee4.webp?v=1764834226 (1) Tested GM Delco 3CE5 Tube with Box General Motors Delco Pentode Tube (b) https://classiccurrents.com/products/1-tested-ge-6aw8a-tube-date-code-0-09-general-electric-6aw8-a-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_7c104720-f24b-453d-adf1-721d60c490df.webp?v=1764834303 (1) Tested GE 6AW8A Tube Date Code 0-09 General Electric 6AW8 A Vacuum Tube https://classiccurrents.com/products/1-tested-tung-sol-5u8-tube-with-box-date-code-nc1-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_3b0892ed-bfe5-4112-91c6-4e6c0b099db3.webp?v=1764834380 (1) Tested Tung Sol 5U8 Tube with Box Date Code NC1 Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6cb6a-tube-sharp-cut-off-pentode-rca-6cb6-a-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_00ef2835-f6f9-4bb5-a559-430b3e1dc8de.webp?v=1764834450 (1) Tested RCA 6CB6A Tube Sharp Cut Off Pentode RCA 6CB6 A Vacuum Tube (b) https://classiccurrents.com/products/1-tested-strong-ge-korea-6bz6-tube-with-box-date-code-ca-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_e01d1f1c-00a8-4c47-9194-1a0849fb2e44.webp?v=1764834537 (1) Tested Strong GE Korea 6BZ6 Tube with Box Date Code CA Pentode Tube (b) https://classiccurrents.com/products/1-tested-westinghouse-4cs6-tube-with-box-japan-date-code-6d-pentagrid-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_d9948725-69f4-4432-b119-2d08a6dce8d7.webp?v=1764834663 (1) Tested Westinghouse 4CS6 Tube with Box Japan Date Code 6D Pentagrid Tube https://classiccurrents.com/products/1-tested-rca-12ea6-tube-black-plate-with-box-date-code-mb-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_9a1a84a9-c900-4748-9939-9fad4fcdeced.webp?v=1764834756 (1) Tested RCA 12EA6 Tube Black Plate with Box Date Code MB Pentode Tube (b) https://classiccurrents.com/products/1-tested-ford-philco-6ka8-tube-with-box-japan-date-code-2l-triode-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_069eea9d-2b08-4308-88f9-2a658127f643.webp?v=1764834821 (1) Tested Ford Philco 6KA8 Tube with Box Japan Date Code 2L Triode Pentode (a) https://classiccurrents.com/products/1-tested-rca-pcl82-16a8-tube-with-box-date-code-em-great-britain-triode-beam 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_52bf8f86-de7d-4a19-b538-56bcad750abe.webp?v=1764834914 (1) Tested RCA PCL82/16A8 Tube with Box Date Code EM Great Britain Triode Beam https://classiccurrents.com/products/1-tested-zenith-6aq5-tube-date-code-552-zenith-vintage-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_57f050a4-0bfc-4d76-99c0-41c11ecc834b.webp?v=1764834996 (1) Tested Zenith 6AQ5 Tube Date Code 552 Zenith Vintage Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-8bq5-tube-with-box-date-code-nr-ddg-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_ac050de0-f427-4a0f-a7a1-11ca93f893d8.webp?v=1764835058 (1) Tested Sylvania 8BQ5 Tube with Box Date Code NR DDG Power Pentode Tube https://classiccurrents.com/products/1-tested-strong-shield-6w6gt-tube-date-code-2-67-shield-6w6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_4382b257-b47c-44cb-94a9-f033d7a8414b.webp?v=1764835124 (1) Tested Strong Shield 6W6GT Tube Date Code 2-67 Shield 6W6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-strong-zenith-4bz6-tube-date-code-68-04-ge-eia-code-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_63942e39-ec34-4a46-8ddd-f33e09d23ab8.webp?v=1764835202 (1) Tested Strong Zenith 4BZ6 Tube Date Code 68-04 GE EIA Code Pentode Tube (a) https://classiccurrents.com/products/1-tested-sylvania-6ax4gt-tube-date-code-hg-sylvania-6ax4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_aed638f0-653b-48b1-9949-17616cf2463b.webp?v=1764835266 (1) Tested Sylvania 6AX4GT Tube Date Code HG Sylvania 6AX4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-westinghouse-6136-6au6wb-tube-with-box-code-552-6au6-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_692d0bb0-b8d1-4e04-81db-d38b41ccfc9f.webp?v=1764835369 (1) Tested Westinghouse 6136 6AU6WB Tube with Box Code 552 6AU6 Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-35z4gt-tube-date-code-639-tung-sol-35z4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_83f1b69d-0c8e-4d33-a766-f3d4ccd5115a.webp?v=1764835653 (1) Tested 1956 Tung-Sol 35Z4GT Tube Code 639 Tung Sol 35Z4 GT Rectifier Tube https://classiccurrents.com/products/lot-of-10-tested-vintage-no-1828-clear-bayonet-chicago-miniature-lamps-bulbs 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_e0c42b65-aa74-42c2-80d3-90e918accb89.webp?v=1764835697 Lot of (10) Tested Vintage No. 1828 Clear Bayonet Chicago Miniature Lamps Bulbs https://classiccurrents.com/products/pair-of-1960s-western-electric-6167-tubes-dekatron-cold-cathode-codes-6113-6052 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_1033bc3d-1e5b-4b69-92db-4209c38b6e7f.webp?v=1764866179 Pair of 1960s Western Electric 6167 Tubes Dekatron Cold Cathode Codes 6113 6052 https://classiccurrents.com/products/1-tested-very-strong-raytheon-25l6gt-tube-date-code-635-raytheon-25l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_3cb76c74-fb6f-4b8c-b448-3bee3d5a9129.webp?v=1764866310 (1) Tested Very Strong Raytheon 25L6GT Tube Date Code 635 Raytheon 25L6 GT Tube https://classiccurrents.com/products/1-tested-cbs-6w4gt-tube-date-code-6043-cbs-6w4-gt-half-wave-rectifier-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_5f58f45f-3695-4ac8-859a-6e75003aec83.webp?v=1764866470 (1) Tested CBS 6W4GT Tube Date Code 6043 CBS 6W4 GT Half Wave Rectifier (b) https://classiccurrents.com/products/1-tested-ford-philco-6ka8-tube-and-box-japan-date-code-2l-triode-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_71810f2b-46ac-4870-b79e-c313ba8dfc26.webp?v=1764866676 (1) Tested Ford Philco 6KA8 Tube and Box Japan Date Code 2L Triode Pentode (b) https://classiccurrents.com/products/1-tested-ken-rad-type-32-tube-date-code-652-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_3cb6e413-2f8b-4712-88e8-2cdc3a2d0ced.webp?v=1764866772 (1) Tested Ken Rad Type 32 Tube Date Code 652 Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-rca-12a6-tube-date-code-v4-rca-12a6-tube-pentagrid-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_d5b128d1-4c34-4591-83d9-97e0f2579af0.webp?v=1764866840 (1) Tested RCA 12A6 Tube Date Code V4 RCA 12A6 Tube Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-sylvania-6k7-tube-with-box-date-code-9-13-remote-cut-off-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_8f969530-c3c5-4476-8657-f2fbff680ddf.webp?v=1764866908 (1) Tested 1949 Sylvania 6K7 Tube with Box Code 9-13 Remote Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-rca-cunningham-type-41-tube-engraved-base-date-code-j3-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_55f70f63-b32b-4de2-a3bd-9d0b2f8d8ffd.webp?v=1764866978 (1) Tested RCA Cunningham Type 41 Tube Engraved Base Date Code J3 Power Pentode https://classiccurrents.com/products/1-tested-sylvania-6cb6a-tube-date-code-ki-bpt-pentode-sylvania-6cb6-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_556ddd8b-f2c2-4a60-bdd7-f9dbfe799ce8.webp?v=1764867118 (1) Tested Sylvania 6CB6A Tube Date Code Ki BPT Pentode Sylvania 6CB6 A Tube https://classiccurrents.com/products/1-tested-philco-12gn7-tube-date-code-7304-cool-chassis-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_e4572af1-4471-4f0c-9785-e4e5d16eba91.webp?v=1764867194 (1) Tested Philco 12GN7 Tube Date Code 7304 Cool Chassis Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-ge-6cd6ga-tube-date-code-58-09-general-electric-6cd6-ga-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_363834fa-a8eb-46bb-8293-d267a1e3dd5b.webp?v=1764867315 (1) Tested GE 6CD6GA Tube Date Code 58-09 General Electric 6CD6 GA Power Tube https://classiccurrents.com/products/1-tested-tung-sol-35z4gt-tube-date-code-10-tung-sol-35z4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_57135f7e-f943-4e4d-9c3e-4660beb1055d.webp?v=1764867414 (1) Tested Tung-Sol 35Z4GT Tube Date Code 10 Tung Sol 35Z4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-philips-6h6-tube-twin-diode-black-metal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_01072353-da99-4be8-8a57-95b10a434dd3.webp?v=1764867489 (1) Tested Balanced Philips 6H6 Tube Twin Diode Black Metal Tube https://classiccurrents.com/products/1-tested-ge-6bl7gta-tube-with-box-date-code-58-52-general-electric-6bl7-gta 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_e3b908fe-459b-46ba-8c63-542213ff8fb5.webp?v=1764867559 (1) Tested GE 6BL7GTA Tube with Box Date Code 58-52 General Electric 6BL7 GTA https://classiccurrents.com/products/1-tested-rca-6gh8a-tube-with-box-date-code-dx-medium-triode-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_fe002b57-3569-49d4-83fc-1c82e028c231.webp?v=1764867662 (1) Tested RCA 6GH8A Tube with Box Date Code DX Medium Triode Cutoff Pentode https://classiccurrents.com/products/1-tested-ge-6ew6-tube-general-electric-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_88c7194d-ca20-42dc-8bf6-b093bbd37a23.webp?v=1764867724 (1) Tested GE 6EW6 Tube General Electric Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6bg6g-tube-date-code-bkp-rca-6bg6-g-coke-bottle-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_b2ee4ff7-4329-43d1-b19b-a5b83b5e2199.webp?v=1764867785 (1) Tested RCA 6BG6G Tube Date Code BKP RCA 6BG6 G Coke Bottle Vacuum Tube https://classiccurrents.com/products/1-tested-national-union-jan-cnu-1625-tube-vt-136-national-union-1625-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_a92d7e98-c5ba-4dc6-bdec-b939dde5a788.webp?v=1764867848 (1) Tested National Union JAN CNU 1625 Tube VT-136 National Union 1625 Tube https://classiccurrents.com/products/1-tested-zenith-6ce3-6cd3-tube-6ce3-tube-zenith-6cd3-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_c9c06a43-0ba2-423f-8fdc-d4836567950b.webp?v=1764868338 (1) Tested Zenith 6CE3/6CD3 Tube 6CE3 Tube Zenith 6CD3 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6au6-tube-rca-sharp-cut-off-pentode-vintage-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_bfa220ef-b9df-45d3-aec3-651e2522679b.webp?v=1764868408 (1) Tested RCA 6AU6 Tube RCA Sharp Cut Off Pentode Vintage Vacuum Tube (a) https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_9a4cd761-3046-4881-9482-33c133354fb4.webp?v=1764868485 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (a) https://classiccurrents.com/products/1-tested-westinghouse-6ka8-tube-with-box-date-code-67-43-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_dfa801da-0951-438b-aab7-e7ee260250cd.webp?v=1764868576 (1) Tested Westinghouse 6KA8 Tube with Box Date Code 67-43 Triode Pentode Tube https://classiccurrents.com/products/1-tested-ge-25z6gt-tube-date-code-2-26-general-electric-25z6-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_b9fbf328-5483-4296-9fb7-12ec37db86bb.webp?v=1764868634 (1) Tested GE 25Z6GT Tube Date Code 2-26 General Electric 25Z6 GT Rectifier Tube https://classiccurrents.com/products/1-tested-westinghouse-3dt6-tube-with-box-date-code-63-43-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_0d462c8f-fd54-4025-a39a-c355747add36.webp?v=1764868703 (1) Tested Westinghouse 3DT6 Tube with Box Date Code 63-43 Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-zenith-32et5a-tube-with-box-date-code-70-13-32et5-a-power-tube-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_44c06e7c-4e5d-452a-b834-5310e7c3b842.webp?v=1764869140 (1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (e) https://classiccurrents.com/products/1-tested-ge-6au6a-tube-general-electric-6au6-a-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_6ab372af-4141-4e63-ad85-21902f1c9bb3.webp?v=1764869191 (1) Tested GE 6AU6A Tube General Electric 6AU6 A Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6es5-tube-date-code-aau-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_27a65324-86f3-49f7-874f-d89568b9eb5e.webp?v=1764869252 (1) Tested Sylvania 6ES5 Tube Date Code AAU High Mu Triode Tube https://classiccurrents.com/products/1-tested-national-union-6d6-tube-code-1u-mr-remote-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_8a9a6416-398b-45ac-9b6f-f3fb8aa1c375.webp?v=1764869311 (1) Tested National Union 6D6 Tube Code 1U MR Remote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/tested-balanced-matched-pair-rca-radiotron-ux-120-tubes-type-20-ux-120-tubes-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_d8786d3f-e7f1-4c67-a1b4-42197669eaca.webp?v=1764869391 Tested Balanced Matched Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (d) https://classiccurrents.com/products/1-tested-rca-12ea6-tube-with-box-date-code-mb-black-plate-pentode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_7287beda-b888-489c-aa96-22a67c1c86c4.webp?v=1764869472 (1) Tested RCA 12EA6 Tube with Box Date Code MB Black Plate Pentode Tube (c) https://classiccurrents.com/products/1-tested-balanced-rca-6a6-tube-date-code-v5-rca-6a6-twin-power-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_a890750d-2e19-440b-be2d-f242d6fd60e4.webp?v=1764869537 (1) Tested Balanced RCA 6A6 Tube Date Code V5 RCA 6A6 Twin Power Triode Tube https://classiccurrents.com/products/1-tested-ge-12at7-tube-general-electric-12at7-twin-triode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_3a7da3ab-cd78-4a7b-a6db-b6be4e852930.webp?v=1764869599 (1) Tested GE 12AT7 Tube General Electric 12AT7 Twin Triode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-delco-12au7-tube-12au7-medium-mu-twin-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_259bc219-8595-4e14-b359-1c17f45f9764.webp?v=1764869673 (1) Tested Delco 12AU7 Tube 12AU7 Medium Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6de4-tube-date-code-aa-edp-sylvania-6de4-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_6f118b85-33e2-4845-a0c1-6a0097efe1e3.webp?v=1764869786 (1) Tested Sylvania 6DE4 Tube Date Code aa EDP Sylvania 6DE4 Half Wave Rectifier https://classiccurrents.com/products/1-tested-sylvania-3by6-tube-with-box-date-code-cb-pentagrid-amplifier-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_a9cf9644-a6fc-4134-af42-cbdf15176177.webp?v=1764869862 (1) Tested 1956 Sylvania 3BY6 Tube with Box Code CB Pentagrid Amplifier Tube (d) https://classiccurrents.com/products/1-tested-strong-ge-6ag7-tube-with-box-date-code-ew-general-electric-6ag7 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_82875237-3ada-4370-bebc-f888e1e7b79e.webp?v=1764869980 (1) Tested Strong GE 6AG7 Tube with Box Date Code EW General Electric 6AG7 https://classiccurrents.com/products/1-tested-rca-6k6gt-tube-date-code-aq-power-pentode-rca-6k6-gt-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_2f2a0c55-d159-4830-8823-02e8eae22428.webp?v=1764870044 (1) Tested RCA 6K6GT Tube Date Code AQ Power Pentode RCA 6K6 GT Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-12eg6-tube-and-box-date-code-nr-yau-pentagrid-heptode-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_9d9c9aae-c0cc-40b0-a521-820dccf1339a.webp?v=1764870114 (1) Tested Sylvania 12EG6 Tube and Box Date Code NR YAU Pentagrid Heptode (c) https://classiccurrents.com/products/vintage-jfd-sockette-no-64ag-radio-tube-socket-adapter-1a7-tube-to-1r5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_a8b95c27-6962-4220-8c3f-552b5e9ec39b.webp?v=1764870190 Vintage JFD Sockette No. 64AG Radio Tube Socket Adapter 1A7 Tube to 1R5 Tube https://classiccurrents.com/products/1-tested-rca-6l6-tube-date-code-5-30-6l6-beam-power-black-metal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_8097d712-704d-461a-bb1d-6bb2285b4809.webp?v=1764870352 (1) Tested RCA 6L6 Tube Date Code 5-30 6L6 Beam Power Black Metal Tube https://classiccurrents.com/products/1-tested-magnavox-6bz6-tube-semi-remote-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_de4efa02-d497-4ed5-b542-15fe957f2d93.webp?v=1764870403 (1) Tested Magnavox 6BZ6 Tube Semi Remote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-export-12ed5-tube-with-box-date-code-rae-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_e202cbf4-0eff-4f52-adf7-7d921543e9b3.webp?v=1764870539 (1) Tested Very Strong Sylvania Export 12ED5 Tube with Box Date Code RAE (b) https://classiccurrents.com/products/1-tested-ge-35b5-tube-date-code-57-04-beam-power-output-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_90541a50-480a-4b02-9acb-80ef1cf6cb44.webp?v=1764870757 (1) Tested GE 35B5 Tube Date Code 57-04 Beam Power Output Vacuum Tube (a) https://classiccurrents.com/products/1-tested-rca-6ac7-1852-tube-date-code-s1-rca-6ac7-tube-rca-1852-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_6409a1d4-a480-4b5e-8a2c-cccb21df9efc.webp?v=1764870844 (1) Tested RCA 6AC7/1852 Tube Date Code S1 RCA 6AC7 Tube RCA 1852 Tube https://classiccurrents.com/products/1-tested-strong-ge-12ax4gtb-tube-date-code-62-43-ge-12ax4-gtb-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_b908c8e1-7d81-4f24-9a7c-614269ffa396.webp?v=1764870984 (1) Tested Strong GE 12AX4GTB Tube Date Code 62-43 GE 12AX4 GTB Vacuum Tube https://classiccurrents.com/products/1-tested-philco-6w4gt-tube-date-code-50-32-philco-6w4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_4d8f7404-38a6-4d32-967b-1aa818d0dee7.webp?v=1764871374 (1) Tested Philco 6W4GT Tube Date Code 50-32 Philco 6W4 GT Rectifier Tube https://classiccurrents.com/products/1-nos-tested-rca-6af6g-eye-tube-with-box-bright-green-magic-eye-code-hy 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_4041deda-7a0a-4bc8-b5dc-f95733b8ac44.webp?v=1764871487 (1) NOS Tested RCA 6AF6G Eye Tube with Box Bright Green Magic Eye Code HY https://classiccurrents.com/products/1-tested-zenith-6ej7-ef184-tube-made-in-holland-code-c43-6ej7-tube-ef184-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_89846232-ae92-4255-b0ce-a34cb0a549c5.webp?v=1764871904 (1) Tested Zenith 6EJ7/EF184 Tube Made In Holland Code C43 6EJ7 Tube EF184 Tube https://classiccurrents.com/products/1-tested-sylvania-7f8-tube-loctal-tube-dual-triode-vacuum-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_b7de0edc-a592-4f99-806c-1b3c60dccfd4.webp?v=1764871983 (1) Tested Sylvania 7F8 Tube Loctal Tube Dual Triode Vacuum Loktal Tube https://classiccurrents.com/products/1-tested-sylvania-export-12ed5-tube-with-box-date-code-rae-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_36a42e77-338d-48c2-8bc3-6670e0e3e454.webp?v=1764872054 (1) Tested Sylvania Export 12ED5 Tube with Box Date Code RAE Beam Power Tube (a) https://classiccurrents.com/products/1-tested-sylvania-35w4-tube-date-code-la-bdl-35w4-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_e6089e8a-0f30-4a64-9141-5d5a0af84d77.webp?v=1764872115 (1) Tested Sylvania 35W4 Tube Date Code la BDL 35W4 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-jan-crc-6k8-vt-167-tube-date-code-3-04-rca-6k8-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_dc40088a-419f-4126-a940-ca0f9693b225.webp?v=1764872183 (1) Tested RCA JAN CRC 6K8 VT-167 Tube Date Code 3-04 RCA 6K8 Pentode Tube https://classiccurrents.com/products/1-tested-balanced-ge-25z6gt-tube-red-letter-with-box-code-62-26-25z6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_bad23789-6fd2-4297-9e59-69d806e5aa36.webp?v=1764872258 (1) Tested Balanced GE 25Z6GT Tube Red Letter with Box Code 62-26 25Z6 GT Tube https://classiccurrents.com/products/1-tested-ge-6ka8-tube-with-box-great-britain-date-code-hi-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_b4820973-5feb-4319-baea-461e46916951.webp?v=1764872336 (1) Tested GE 6KA8 Tube with Box Great Britain Date Code HI Triode Pentode https://classiccurrents.com/products/1-tested-ge-6je6c-tube-general-electric-6je6-c-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_38c4f524-0320-41f8-9fc7-db12941e65ba.webp?v=1764872404 (1) Tested GE 6JE6C Tube General Electric 6JE6 C Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-12jn8-tube-with-box-code-yaa-triode-tube-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_50370879-d31c-48bf-aac4-7285ce9fd1ce.webp?v=1764872472 (1) Tested Sylvania 12JN8 Tube with Box Code YAA Triode Tube Pentode Tube (b) https://classiccurrents.com/products/1-tested-zenith-22bw3-tube-with-box-date-code-304035-vacuum-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_0f19655c-f0f1-43aa-b19d-ad57ceab0d7a.webp?v=1764872660 (1) Tested Zenith 22BW3 Tube with Box Date Code 304035 Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-rad-tel-25z6gt-tube-date-code-6-63-rad-tel-25z6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_3e2187e1-26e5-4f0c-9061-6e8a3cbe2c68.webp?v=1764872736 (1) Tested Balanced Rad-Tel 25Z6GT Tube Date Code 6-63 Rad Tel 25Z6 GT Tube https://classiccurrents.com/products/1-tested-cbs-6cu6-tube-date-code-de-cbs-6cu6-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_2d1d6283-6f9e-45d4-83ee-21cd61a335dc.webp?v=1764872811 (1) Tested CBS 6CU6 Tube Date Code DE CBS 6CU6 Beam Power Tube https://classiccurrents.com/products/1-tested-rca-12ea6-tube-silver-plate-with-box-date-code-nm-pentode-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_cd7d4b32-fd1c-46aa-8cf3-b15eda4ea2d6.webp?v=1764872902 (1) Tested RCA 12EA6 Tube Silver Plate with Box Date Code NM Pentode Tube (d) https://classiccurrents.com/products/1-tested-magnavox-6gc5-tube-date-code-452-egl-noval-base-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_bea87715-37eb-42c7-8952-130abcff1d46.webp?v=1764873014 (1) Tested Magnavox 6GC5 Tube Date Code 452 EGL Noval Base Beam Power Tube https://classiccurrents.com/products/1-tested-very-strong-rca-6bk4b-tube-with-box-date-code-cb-diode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_8befba37-9ba9-4cc3-8d12-d19ec02937aa.webp?v=1764873074 (1) Tested Very Strong RCA 6BK4B Tube with Box Date Code CB Diode https://classiccurrents.com/products/1-tested-ken-rad-type-85-tube-date-code-648-ken-rad-85-tube-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_12c14fdc-3cc1-417e-9b6a-8fffb239b5c3.webp?v=1764873153 (1) Tested Ken-Rad Type 85 Tube Date Code 648 Ken Rad 85 Tube Diode Triode Tube https://classiccurrents.com/products/vintage-jfd-sockette-71ag-radio-tube-socket-adapter-for-6a7-tube-to-7b8-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_bafd17fb-91ae-4956-a98f-7d7756baaa80.webp?v=1764873469 Vintage JFD Sockette 71AG Radio Tube Socket Adapter For 6A7 Tube to 7B8 Tube https://classiccurrents.com/products/1-tested-sylvania-6bq6gta-tube-date-code-dk-sylvania-6bq6-gta-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_e9b758c4-ec2f-45b5-9758-02090245f2a2.webp?v=1764873520 (1) Tested 1957 Sylvania 6BQ6GTA Tube Date Code DK Sylvania 6BQ6 GTA Tube https://classiccurrents.com/products/vintage-adaptol-no-169-tube-socket-adapter-6g6-tube-to-50l6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_7fd75653-32d2-44fb-b579-c0c7e3db3166.webp?v=1764873585 Vintage Adaptol No. 169 Tube Socket Adapter 6G6 Tube To 50L6 Tube https://classiccurrents.com/products/1-tested-1955-western-electric-415a-tube-black-plate-square-getter-code-552 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_6bf62be8-4ae0-4f65-ad91-d9ea1b73bd25.webp?v=1764873691 (1) Tested 1955 Western Electric 415A Tube Black Plate Square Getter Code 552 https://classiccurrents.com/products/1-tested-gm-delco-6ax4gt-tube-code-mr-delco-6ax4-gt-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_9a4fa433-515d-4113-90d7-daed21708b16.webp?v=1764873740 (1) Tested GM Delco 6AX4GT Tube Code MR Delco 6AX4 GT Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-25bq6gt-tube-date-code-el-mjc-25bq6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_5f9b5ffc-326b-43ac-9f37-03c4d79aa647.webp?v=1764873830 (1) Tested 1958 Sylvania 25BQ6GT Tube Date Code EL MJC 25BQ6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-motorola-6x8-tube-with-box-code-2-26-triode-pentode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_a3f2c233-34eb-48cb-adb1-8e8349da87c4.webp?v=1764874524 (1) Tested Motorola 6X8 Tube with Box Code 2-26 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-sylvania-6cb6a-tube-date-code-ke-bod-pentode-sylvania-6cb6-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_c91cf097-e2d2-4462-a157-ce9feaf074da.webp?v=1764874603 (1) Tested Sylvania 6CB6A Tube Date Code KE BOD Pentode Sylvania 6CB6 A Tube https://classiccurrents.com/products/1-tested-ge-6j6a-tube-code-ry-general-electric-6j6-a-medium-mu-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_f8f636dd-269b-4fda-8cc3-5ce0eee5ee82.webp?v=1764874662 (1) Tested GE 6J6A Tube Code RY General Electric 6J6 A Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-rca-6cx8-tube-with-box-date-code-nf-medium-mu-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_b0f19768-6846-48b1-9a9d-c2f8065a2c4e.webp?v=1764875283 (1) Tested RCA 6CX8 Tube with Box Date Code NF Medium Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-ge-6j6a-tube-code-sw-general-electric-6j6-a-medium-mu-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_3d4a85f3-1cb8-4ff6-a261-8ee7355b4f1e.webp?v=1764875349 (1) Tested GE 6J6A Tube Code SW General Electric 6J6 A Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-strong-ge-6au5gt-tube-date-code-ev-general-electric-6au5-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_c4c224e6-b5c2-4b71-adcc-20a23aa60715.webp?v=1764875498 (1) Tested Strong GE 6AU5GT Tube Date Code EV General Electric 6AU5 GT Tube https://classiccurrents.com/products/vintage-adaptol-no-83-tube-socket-adapter-to-replace-1ln5-tube-with-1n5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_d0cc02ed-5460-48c7-ae94-7c59f0ff2f73.webp?v=1764875577 Vintage Adaptol No. 83 Tube Socket Adapter To Replace 1LN5 Tube with 1N5 Tube https://classiccurrents.com/products/tested-matched-pair-1968-western-electric-415a-tubes-black-plate-codes-6852-6839 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_5f8c31a7-a4c6-40f4-9bec-aa92eabae2dc.webp?v=1764875666 Tested Matched Pair 1968 Western Electric 415A Tubes Black Plate Codes 6852 6839 https://classiccurrents.com/products/1-tested-ge-5x8-tube-with-box-date-code-fv-general-electric-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_b73d22d9-6163-4fc6-a672-13a5837dc839.webp?v=1764875759 (1) Tested GE 5X8 Tube with Box Date Code FV General Electric Triode Pentode https://classiccurrents.com/products/1-tested-rca-0b2-tube-with-box-date-code-6726-cold-cathode-voltage-regulator 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_45c2e5bc-6f3b-4ab9-a11f-c515e61c352a.webp?v=1764875873 (1) Tested RCA 0B2 Tube with Box Date Code 6726 Cold Cathode Voltage Regulator https://classiccurrents.com/products/1-tested-philco-6cb6a-tube-date-code-59-52-pentode-philco-6cb6-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_c067e31a-b9bc-43a8-8bb4-40448ff7ba38.webp?v=1764878360 (1) Tested Philco 6CB6A Tube Date Code 59-52 Pentode Philco 6CB6 A Tube https://classiccurrents.com/products/1-tested-sylvania-36am3b-tube-with-box-date-code-bax-36am3-b-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_52e099f7-a970-46de-bb59-1874422a5959.webp?v=1764878451 (1) Tested Sylvania 36AM3B Tube with Box Date Code BAX 36AM3 B Tube (b) https://classiccurrents.com/products/1-tested-strong-westinghouse-25c5-tube-date-code-7r39-beam-power-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_29c0a5df-2b05-4683-8ec2-5f7a48ce20fe.webp?v=1764878544 (1) Tested Strong Westinghouse 25C5 Tube Date Code 7R39 Beam Power Tube (b) https://classiccurrents.com/products/1-tested-ge-12ax4gtb-tube-with-box-date-code-60-48-12ax4-gtb-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_3c41c186-d7ff-4b78-922f-cfd11172df53.webp?v=1764878594 (1) Tested GE 12AX4GTB Tube with Box Date Code 60-48 12AX4 GTB Rectifier https://classiccurrents.com/products/1-untested-rca-1p40-tube-with-box-date-code-72-26-gas-phototube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_151df4ca-87f9-43bd-a0dc-713f6986349c.webp?v=1764878672 (1) Untested RCA 1P40 Tube with Box Date Code 72-26 Gas Phototube (a) https://classiccurrents.com/products/1-tested-silvertone-17de4-tube-date-code-052-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_dadb4c97-7ce4-4a06-a01c-6bd4a92e2fad.webp?v=1764878732 (1) Tested Silvertone 17DE4 Tube Date Code 052 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-wells-gardner-12w6gt-tube-code-61-30-wells-gardner-and-co-12w6-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_eaf5a7d8-0b1a-4c8a-a641-6ba954d2a5ad.webp?v=1764878812 (1) Tested Wells Gardner 12W6GT Tube Code 61-30 Wells Gardner and Co 12W6 GT https://classiccurrents.com/products/1-tested-strong-magnavox-6bj8-tube-date-code-64-52-twin-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_6e11b461-57a7-4338-9701-88811dca62f4.webp?v=1764878869 (1) Tested Strong Magnavox 6BJ8 Tube Date Code 64-52 Twin Diode Triode Tube https://classiccurrents.com/products/1-tested-rad-tel-6bl7gta-tube-with-box-date-code-10-65-6bl7-gta-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_e263642a-7af7-4278-acfa-c05a95e07a7b.webp?v=1764878931 (1) Tested Rad-Tel 6BL7GTA Tube with Box Date Code 10-65 6BL7 GTA Twin Triode https://classiccurrents.com/products/1-tested-travler-6aw8a-tube-date-code-218-trav-ler-6aw8-a-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_5ebc07b9-22a1-468c-843a-cbe2b09ad0b9.webp?v=1764879003 (1) Tested Travler 6AW8A Tube Date Code 218 Trav-Ler 6AW8 A Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-radiotron-type-53-tube-date-code-u2-high-mu-twin-power-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_b7a10c04-afa6-454f-950a-31096ec94ee9.webp?v=1764879069 (1) Tested RCA Radiotron Type 53 Tube Date Code U2 High Mu Twin Power Triode https://classiccurrents.com/products/1-tested-rca-837-tube-s-c-300-a-date-code-s5-micanol-base-beam-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_cfd09bc4-c7ad-4e74-b14d-0e35318859cf.webp?v=1764879150 (1) Tested RCA 837 Tube S.C. 300 A Date Code S5 MIcanol Base Beam Pentode Tube https://classiccurrents.com/products/1-tested-strong-rca-6w6gt-tube-date-code-cm-rca-6w6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_2efab81d-fd10-4cd3-a54e-f2b46615ff1a.webp?v=1764879206 (1) Tested Strong RCA 6W6GT Tube Date Code CM RCA 6W6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-western-electric-hytron-vt-137-tube-type-1626-tube-mil-spec-with-box 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_1d473b4f-fc70-4ee4-b196-6c2dc249a535.webp?v=1764879300 (1) Tested Western Electric Hytron VT-137 Tube Type 1626 Tube Mil-Spec with Box https://classiccurrents.com/products/1-tested-national-union-19c8-tube-date-code-5139-triple-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_5f28ba59-4425-48ff-a7f2-dd3157efd280.webp?v=1764879355 (1) Tested National Union 19C8 Tube Date Code 5139 Triple Diode Triode Tube https://classiccurrents.com/products/1-tested-sylvania-6gh8a-tube-with-box-date-code-ae-triode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_3cb66760-c704-47a8-835a-fc5e88f92bd7.webp?v=1764879790 (1) Tested Sylvania 6GH8A Tube with Box Date Code ae Triode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-philco-7ah7-tube-date-code-p8-loktal-tube-loctal-tube-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_d77e3d6d-b3dc-49fc-89b1-ed47a1cc6d28.webp?v=1764879842 (1) Tested Philco 7AH7 Tube Date Code P8 Loktal Tube Loctal Tube Pentode Tube https://classiccurrents.com/products/1-tested-westinghouse-17dq6a-tube-date-code-57-49-westinghouse-17dq6-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_eb4481a1-357d-49e4-b491-11dc21bbe0b9.webp?v=1764880043 (1) Tested Westinghouse 17DQ6A Tube Date Code 57-49 Westinghouse 17DQ6 A Tube https://classiccurrents.com/products/1-tested-b-k-6an8-tube-bk-6an8-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_65e99d64-325c-4bf0-b0a3-a393809b16b9.webp?v=1764880124 (1) Tested B&K 6AN8 Tube BK 6AN8 Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-ge-12sn7gta-tube-gray-ladder-plates-62-39-12sn7-gta-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_6ed745d0-dc03-47a7-8918-d38c375a2812.webp?v=1764880223 (1) Tested Balanced GE 12SN7GTA Tube Gray Ladder Plates 62-39 12SN7 GTA Tube https://classiccurrents.com/products/1-tested-ge-6k6gt-tube-with-box-date-code-63-39-red-letter-base-6k6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_13e70e76-2ec9-48bc-95eb-bc925d0d611c.webp?v=1764880291 (1) Tested GE 6K6GT Tube with Box Date Code 63-39 Red Letter Base 6K6 GT Tube https://classiccurrents.com/products/1-tested-hytron-6bg6g-tube-date-code-9-35-hytron-6bg6-g-tube-coke-bottle-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_cacfe295-e4a6-4dea-b65a-79862e302c9c.webp?v=1764880429 (1) Tested Hytron 6BG6G Tube Date Code 9-35 Hytron 6BG6 G Tube Coke Bottle Tube https://classiccurrents.com/products/1-tested-rca-12a6-tube-date-code-s2e-rca-12a6-tube-pentagrid-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_25997110-e716-4a03-975e-f62ccb1289a4.webp?v=1764880479 (1) Tested RCA 12A6 Tube Date Code S2E RCA 12A6 Tube Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-westinghouse-2af4a-tube-code-61-13-medium-mu-triode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_3f55c2ef-eadc-4fac-b5be-6f580dbff146.webp?v=1764880555 (1) Tested Westinghouse 2AF4A Tube Code 61-13 Medium Mu Triode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-zytron-5u8-tube-date-code-709-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_9333b90a-73fd-41d1-b80c-74ae9afdfa61.webp?v=1764880684 (1) Tested Zytron 5U8 Tube Date Code 709 Triode Pentode Vacuum Tube https://classiccurrents.com/products/matched-westinghouse-6bq6gtb-6cu6-tubes-with-boxes-date-code-70-48-6cu6-6bq6-gtb 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_09638d26-f096-4464-ae68-d8598598320b.webp?v=1764880774 Matched Westinghouse 6BQ6GTB/6CU6 Tubes with Boxes Date Code 70-48 6CU6 6BQ6 GTB https://classiccurrents.com/products/1-tested-hytron-jhy-0b2-tube-date-code-0-39-hytron-0b2-voltage-regulator-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_31376c88-0bf1-4bc8-9230-8d8cafc1498c.webp?v=1764880845 (1) Tested Hytron JHY-0B2 Tube Date Code 0-39 Hytron 0B2 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-tung-sol-6aw8a-tube-date-code-pri-6aw8-a-high-mu-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_e6bee2d4-0b64-4cee-b96b-f3f2f11c69a2.webp?v=1764880948 (1) Tested Tung-Sol 6AW8A Tube Date Code PRI 6AW8 A High Mu Triode Pentode https://classiccurrents.com/products/1-tested-westinghouse-12ed5-tube-with-box-date-code-71-26-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_300cd5f1-2489-478e-9a4a-78da49ad8b2a.webp?v=1764881054 (1) Tested Westinghouse 12ED5 Tube with Box Date Code 71-26 Beam Power Tube https://classiccurrents.com/products/1-tested-rca-12w6gt-tube-date-code-bc-12w6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_1d3c5746-47a6-4a9b-9c32-af8d324adcf5.webp?v=1764881493 (1) Tested RCA 12W6GT Tube Date Code BC 12W6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-rca-0d3-tube-date-code-73-39-rca-0d3-voltage-regulator-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_a07f9494-ac57-46ac-a94c-1ce70cd54566.webp?v=1764881576 (1) Tested RCA 0D3 Tube Date Code 73-39 RCA 0D3 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-hytron-6dt5-tube-with-box-date-code-efd-ne-beam-power-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_f5dae1f2-469e-4ce7-97de-76fdce02e7c8.webp?v=1764881643 (1) Tested Hytron 6DT5 Tube with Box Date Code EFD NE Beam Power Tube (c) https://classiccurrents.com/products/1-tested-ge-6dn6-tube-date-code-mu-general-electric-6dn6-beam-power-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_342ee0a8-dbcf-4e53-9c3e-1a5faa36dea6.webp?v=1764881832 (1) Tested GE 6DN6 Tube Date Code MU General Electric 6DN6 Beam Power Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6cl8a-tube-date-code-dc-ald-sylvania-6cl8-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_5b4e9d05-92f4-4941-8a99-63537d7d1d59.webp?v=1764881894 (1) Tested Sylvania 6CL8A Tube Date Code dc ALD Sylvania 6CL8 A Tube https://classiccurrents.com/products/1-tested-ge-6fq7-6cg7-tube-date-code-fk-general-electric-6fq7-tube-ge-6cg7 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_9b92b67c-7415-41cf-ba1b-89453ac38d24.webp?v=1764881976 (1) Tested GE 6FQ7/6CG7 Tube Date Code FK General Electric 6FQ7 Tube GE 6CG7 https://classiccurrents.com/products/1-tested-ge-6ej7-ef184-tube-great-britain-jc-general-electric-6ej7-ef184-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_aaefa218-8895-47b9-9921-c4b1ae679f3d.webp?v=1764882038 (1) Tested GE 6EJ7/EF184 Tube Great Britain JC General Electric 6EJ7 EF184 Tube https://classiccurrents.com/products/1-tested-delco-12k5-tube-date-code-67-17-delco-12k5-power-tetrode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-98_8cb6b092-adff-47a5-af72-1edfd9ac3645.webp?v=1764882291 (1) Tested Delco 12K5 Tube Date Code 67-17 Delco 12K5 Power Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-tung-sol-14r7-tube-with-box-date-code-826-twin-diode-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-2_78ebdc8f-a9c7-467d-9eda-075a7427b411.webp?v=1764882354 (1) Tested 1958 Tung Sol 14R7 Tube with Box Date Code 826 Twin Diode Pentode (a) https://classiccurrents.com/products/1-tested-philco-6hb6-tube-with-box-date-code-ext-power-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_c5efb5a5-7c8c-4ebc-bb81-2c0ea8283016.webp?v=1764882429 (1) Tested Philco 6HB6 Tube with Box Date Code EXT Power Pentode Tube (b) https://classiccurrents.com/products/1-tested-1977-western-electric-408a-tube-box-black-plates-o-halo-code-7713 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_c491b643-81ca-4963-968e-3dfa803aa95f.webp?v=1764882502 (1) Tested 1977 Western Electric 408A Tube & Box Black Plates O Halo Code 7713 https://classiccurrents.com/products/1-tested-raytheon-3cf6-tube-with-box-date-code-s14-japan-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_3b9c7768-4f27-4e27-b2c3-9869b56c6b30.webp?v=1764882579 (1) Tested Raytheon 3CF6 Tube with Box Date Code S14 Japan Pentode Tube https://classiccurrents.com/products/1-tested-stromberg-carlson-6w4gt-tube-code-0-52-ge-eia-6w4-gt-rectifier-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_1efccd3d-452f-40d8-a096-0967dab56905.webp?v=1764882671 (1) Tested Stromberg Carlson 6W4GT Tube Code 0-52 GE EIA 6W4 GT Rectifier (a) https://classiccurrents.com/products/2-new-octal-8-pin-male-connector-socket-plugs-speaker-wire-harnesses-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_c96c9c08-99a3-49e8-994b-329e40f0ee2f.webp?v=1764882754 (2) New Octal 8 Pin Male Connector Socket Plugs Speaker Wire Harnesses Tube https://classiccurrents.com/products/1-tested-rca-12j5gt-vt-135-tube-date-code-s5-rca-12j5-gt-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_87d2609f-5840-4eb5-8f00-e8fcbd3da00a.webp?v=1764882885 (1) Tested RCA 12J5GT VT-135 Tube Date Code S5 RCA 12J5 GT Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-westinghouse-6au6-tube-date-code-5r30-sharp-cut-off-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_07c8a47b-51e9-4048-a87f-dc5f64f890d0.webp?v=1764882987 (1) Tested Westinghouse 6AU6 Tube Date Code 5R30 Sharp Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-rca-6jh8-tube-with-box-date-code-eh-beam-deflection-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_b3170db3-58ed-40a3-9f98-31a1653bbdd6.webp?v=1764883116 (1) Tested RCA 6JH8 Tube with Box Date Code EH Beam Deflection Vacuum Tube (a) https://classiccurrents.com/products/1-tested-raytheon-12dq6a-tube-date-code-e10-raytheon-12dq6-a-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_503d43b6-26cb-4e02-9aa7-6407bc48ec2b.webp?v=1764883262 (1) Tested Raytheon 12DQ6A Tube Date Code E10 Raytheon 12DQ6 A Beam Power Tube https://classiccurrents.com/products/1-tested-ge-35b5-tube-general-electric-beam-power-output-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_9a85c223-dde9-4b85-972b-3662cda60610.webp?v=1764910518 (1) Tested GE 35B5 Tube General Electric Beam Power Output Vacuum Tube https://classiccurrents.com/products/1-tested-strong-ge-6av5ga-tube-date-code-59-17-6av5-ga-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_50c03ad1-b6dc-41ab-8432-8f6a199bd932.webp?v=1764910588 (1) Tested Strong GE 6AV5GA Tube Date Code 59-17 6AV5 GA Beam Power Tube https://classiccurrents.com/products/1-tested-strong-admiral-6v6gt-tube-date-code-852-6v6-gt-tube-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_967f6b73-989f-4684-b6f9-5d417504c2d6.webp?v=1764910696 (1) Tested Strong Admiral 6V6GT Tube Date Code 852 6V6 GT Tube Power Vacuum Tube https://classiccurrents.com/products/1-tested-delco-12v6gt-tube-date-code-613-sylvania-eia-code-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_33ca9364-9315-4023-abd1-302aa5b67822.webp?v=1764910766 (1) Tested Delco 12V6GT Tube Date Code 613 Sylvania EIA Code Beam Power Tube https://classiccurrents.com/products/1-tested-balanced-crosley-4bq7a-tube-silver-tipped-code-639-4bq7-a-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_7829b5f1-95fa-4ef7-9c23-cba332c2991f.webp?v=1764910832 (1) Tested Balanced Crosley 4BQ7A Tube Silver Tipped Code 639 4BQ7 A Twin Triode https://classiccurrents.com/products/1-tested-philco-7c5-tube-date-code-p8-loktal-tube-beam-power-loctal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_74c8c022-34b3-4251-972d-419abacd95aa.webp?v=1764910906 (1) Tested Philco 7C5 Tube Date Code P8 Loktal Tube Beam Power Loctal Tube https://classiccurrents.com/products/1-tested-ge-jan-cg-6sj7y-tube-box-date-code-66-09-6sj7-mil-spec-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_e42fddec-edc1-4a7d-b464-5b5722ce6791.webp?v=1764911013 (1) Tested GE JAN CG 6SJ7Y Tube & Box Date Code 66-09 6SJ7 Mil-Spec Pentode (a) https://classiccurrents.com/products/1-tested-silvertone-32et5a-tube-beam-power-pentode-32et5-a-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_6acfb222-b6f8-4144-bd2d-e3d8c7441fd4.webp?v=1764911146 (1) Tested Silvertone 32ET5A Tube Beam Power Pentode 32ET5 A Vacuum Tube https://classiccurrents.com/products/1-tested-ken-rad-6b7-vt-68-tube-mil-spec-code-v2-ken-rad-pentode-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_454882a7-1d9d-4a20-b7e6-301a4238885f.webp?v=1764911244 (1) Tested Ken-Rad 6B7 VT-68 Tube Mil Spec Code V2 Ken Rad Pentode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-zenith-6cy7-tube-date-code-9-39-dual-triode-tube-sylvania-eia 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_9c427a35-3c5e-4196-838d-f71231f409fd.webp?v=1764911316 (1) Tested Zenith 6CY7 Tube Date Code 9-39 Dual Triode Tube Sylvania EIA https://classiccurrents.com/products/1-tested-rca-1n2a-tube-with-box-date-code-md-rca-1n2-a-rectifier-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_f1aae02d-0cc0-4b7a-8e92-c1ae74c24f00.webp?v=1764911390 (1) Tested RCA 1N2A Tube with Box Date Code MD RCA 1N2 A Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-ken-rad-35l6gt-g-tube-code-6-30-ken-rad-35l6-gt-g-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_eec2e008-6f3c-41bd-9d47-55378b5d860b.webp?v=1764911451 (1) Tested Ken-Rad 35L6GT/G Tube Code 6-30 Ken Rad 35L6 GT G Beam Power Tube https://classiccurrents.com/products/1-tested-ge-6eb8-tube-general-electric-6gn8-high-mu-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_6c8316f6-10d2-4d02-806c-ac30e5d190fd.webp?v=1764911522 (1) Tested GE 6EB8 Tube General Electric 6GN8 High Mu Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-silvertone-6gy6-tube-made-in-japan-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_766d3ec9-3545-4247-b04f-256d22e1ff49.webp?v=1764911588 (1) Tested Silvertone 6GY6 Tube Made in Japan Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6dj8-tube-date-code-mj-xx-d-made-in-holland-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_67e0c997-5390-4d63-ac59-bb57fc0ca623.webp?v=1764911673 (1) Tested RCA 6DJ8 Tube Date Code MJ XX-D Made in Holland Twin Triode Tube https://classiccurrents.com/products/1-tested-very-strong-rca-radiotron-type-56-tube-rca-56-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_18ca947d-dedf-493f-8594-f0db7f29e2f0.webp?v=1764911745 (1) Tested Very Strong RCA Radiotron Type 56 Tube RCA 56 Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-raytheon-25z6gt-tube-date-code-k12-raytheon-25z6-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_75e39f12-15e6-4879-8f48-080186443e42.webp?v=1764911814 (1) Tested Raytheon 25Z6GT Tube Date Code K12 Raytheon 25Z6 GT Rectifier Tube https://classiccurrents.com/products/1-tested-strong-philco-6hb6-tube-with-box-date-code-ext-power-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_0f69d115-6cc8-4c32-b37c-c294e671c355.webp?v=1764911884 (1) Tested Strong Philco 6HB6 Tube with Box Date Code EXT Power Pentode Tube (a) https://classiccurrents.com/products/1-tested-balanced-zenith-0z4-tube-with-box-date-code-64-39-gas-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_7c822c22-12f5-41ac-bf7d-dfa63831528c.webp?v=1764911933 (1) Tested Balanced Zenith 0Z4 Tube with Box Date Code 64-39 Gas Rectifier Tube https://classiccurrents.com/products/1-tested-very-strong-rca-12bq6b-tube-date-code-bf-rca-12bq6-b-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_0c7cbe4b-822e-43fd-9b5f-379d9c1c88cb.webp?v=1764911998 (1) Tested Very Strong RCA 12BQ6B Tube Date Code BF RCA 12BQ6 B Beam Power Tube https://classiccurrents.com/products/1-tested-westinghouse-6u7g-tube-date-code-9x-remote-cutoff-pentode-6u7-g-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_dff2ef16-6c13-4fee-8703-36ba5b0e6422.webp?v=1764912064 (1) Tested Westinghouse 6U7G Tube Date Code 9X Remote Cutoff Pentode 6U7 G Tube https://classiccurrents.com/products/1-tested-westinghouse-2af4a-tube-date-code-61-13-medium-mu-triode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_55b7b2c1-3ebb-44f8-9eef-588bd9f88cb2.webp?v=1764912130 (1) Tested Westinghouse 2AF4A Tube Date Code 61-13 Medium Mu Triode Tube (a) https://classiccurrents.com/products/1-tested-sylvania-jan-chs-6sl7gt-tube-black-plates-vt-229-yellow-font-6sl7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_1c36542a-79d3-4867-a4b6-34395efdb9c7.webp?v=1764912224 (1) Tested Sylvania JAN CHS 6SL7GT Tube Black Plates VT-229 Yellow Font 6SL7 GT https://classiccurrents.com/products/1-tested-rca-6au5gt-tube-date-code-304-rca-6au5-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_3e3a996d-b08c-45ea-a0ec-2343283fe7c8.webp?v=1764913121 (1) Tested RCA 6AU5GT Tube Date Code 304 RCA 6AU5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-delco-6au5gt-tube-date-code-226-rca-eia-6au5-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_964e61fb-bbcf-4cf2-99ee-f9a1fe15738a.webp?v=1764913205 (1) Tested Delco 6AU5GT Tube Date Code 226 RCA EIA 6AU5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-gm-delco-3ce5-tube-with-box-general-motors-delco-pentode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_6e4bf8bf-3a0a-49b5-b596-08597e7b1b2a.webp?v=1764913290 (1) Tested GM Delco 3CE5 Tube with Box General Motors Delco Pentode Tube (c) https://classiccurrents.com/products/1-tested-1953-western-electric-6028-408a-tube-black-plates-square-get-code-339 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_40f9dcf8-d243-4694-96f1-bc17313211e5.webp?v=1764913360 (1) Tested 1953 Western Electric 6028 408A Tube Black Plates Square Get Code 339 https://classiccurrents.com/products/1-tested-raytheon-7a6-tube-code-752-7a6-tube-loctal-twin-diode-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_a4f96ed6-ce03-45f2-906f-55dbcf846d86.webp?v=1764913501 (1) Tested Raytheon 7A6 Tube Code 752 7A6 Tube Loctal Twin Diode Loktal Tube https://classiccurrents.com/products/1-tested-ge-12au7-tube-date-code-4-35-gray-plates-horseshoe-halo-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_5e3344fe-a01d-42ac-9217-d5449daef0f0.webp?v=1764913579 (1) Tested GE 12AU7 Tube Date Code 4-35 Gray Plates Horseshoe Halo Twin Triode https://classiccurrents.com/products/1-tested-tung-sol-6s8gt-tube-date-code-213-6s8-gt-tube-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_2b04e125-1ee0-4ad6-b795-98be6b83feef.webp?v=1764913703 (1) Tested 1952 Tung Sol 6S8GT Tube Date Code 213 6S8 GT Tube Diode Triode Tube https://classiccurrents.com/products/1-tested-tung-sol-5u8-tube-date-code-ka3-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_96f344c4-3cd0-46c9-aee7-e51c25bcffce.webp?v=1764913797 (1) Tested Tung Sol 5U8 Tube Date Code KA3 Triode Pentode Vacuum Tube https://classiccurrents.com/products/tested-matched-pair-of-1955-western-electric-399b-tubes-date-codes-513-pentodes 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_61651241-b2aa-400c-832f-56320e3ede17.webp?v=1764913898 Tested Matched Pair of 1955 Western Electric 399B Tubes Date Codes 513 Pentodes https://classiccurrents.com/products/1-tested-raytheon-6ax4gtb-tube-box-date-code-j-22-japan-6ax4-gtb-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_53482f50-5852-45a3-bbdb-bf31ee9b534b.webp?v=1764913983 (1) Tested Raytheon 6AX4GTB Tube & Box Date Code J-22 Japan 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-rca-6cb6-tube-rca-sharp-cut-off-pentode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_d238f107-44b8-4eea-87bf-5d7b6733af33.webp?v=1764914107 (1) Tested RCA 6CB6 Tube RCA Sharp Cut Off Pentode Vacuum Tube (b) https://classiccurrents.com/products/lot-of-3-untested-western-electric-tubes-6141-427a-f-55789-hin-ks-21081-2d21 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_222c8290-899e-4b88-9675-204632114bd8.webp?v=1764914216 Lot of (3) Untested Western Electric Tubes 6141/427A F-55789 HIN KS-21081 (2D21) https://classiccurrents.com/products/1-tested-ge-6as11-tube-general-electric-6as11-dual-triode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_7bde87c7-9631-4af0-8122-ca4606a46b0b.webp?v=1764914407 (1) Tested GE 6AS11 Tube General Electric 6AS11 Dual Triode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-rca-type-24a-tube-date-code-h2-m-r-rca-24-a-tube-sharp-cutoff-tetrode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_702396db-4fa9-4ed8-9574-1c21f76309a2.webp?v=1764914460 (1) Tested RCA Type 24A Tube Date Code H2 M-R RCA 24 A Tube Sharp Cutoff Tetrode https://classiccurrents.com/products/1-tested-1953-western-electric-415a-tube-black-plate-square-getter-code-339 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_5d7eb65c-5ead-4611-8577-1d10989857b1.webp?v=1764914527 (1) Tested 1953 Western Electric 415A Tube Black Plate Square Getter Code 339 https://classiccurrents.com/products/1-tested-ge-6jv8-tube-and-box-date-code-nj-general-electric-triode-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_1dbd4548-93d4-4b11-a790-e8c2ce709404.webp?v=1764914603 (1) Tested GE 6JV8 Tube and Box Date Code NJ General Electric Triode Pentode (b) https://classiccurrents.com/products/1-tested-motorola-6ey6-tube-date-code-59-39-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_9c11c3df-579e-4403-9073-88fcecb80800.webp?v=1764914687 (1) Tested Motorola 6EY6 Tube Date Code 59-39 Beam Power Tube https://classiccurrents.com/products/1-tested-philco-35b5-tube-beam-power-output-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_78347239-8ae6-42dd-ab7b-648930d48856.webp?v=1764914756 (1) Tested Philco 35B5 Tube Beam Power Output Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-19cl8a-tube-with-box-date-code-raa-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_32ef9ee3-b0a9-48d0-9655-e65278a0906f.webp?v=1764915994 (1) Tested Sylvania 19CL8A Tube with Box Date Code RAA Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-6cy5-tube-with-box-date-code-dc-screen-grid-tetrode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_c34d3053-d642-4195-9ced-47228df7f99f.webp?v=1764916048 (1) Tested RCA 6CY5 Tube with Box Date Code DC Screen Grid Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-very-strong-ge-12dq6b-tube-date-code-63-48-12dq6-b-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_f3f07839-9005-41ca-8469-bf1b78ff8cd4.webp?v=1764916117 (1) Tested Very Strong GE 12DQ6B Tube Date Code 63-48 12DQ6 B Beam Power Tube https://classiccurrents.com/products/lot-of-7-untested-amperite-115n05-delay-relay-tubes-115no5-115v-5-second-delay 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_61c4b285-f375-4c32-909d-f109c5d9948c.webp?v=1764916181 Lot of (7) Untested Amperite 115N05 Delay Relay Tubes 115NO5 115V 5 Second Delay https://classiccurrents.com/products/1-tested-philco-6at6-tube-date-code-50-26-twin-diode-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_8198411b-769e-4f4f-8189-10868bd6a1f5.webp?v=1764916294 (1) Tested Philco 6AT6 Tube Date Code 50-26 Twin Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-sylvania-12eg6-tube-with-box-date-code-nr-yau-pentagrid-heptode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_8b2635da-3e82-4ae2-afab-a7e1da4ac840.webp?v=1764916362 (1) Tested Sylvania 12EG6 Tube with Box Date Code NR YAU Pentagrid Heptode (b) https://classiccurrents.com/products/1-tested-tung-sol-12ax4gta-tube-with-box-date-code-5744-3-12ax4-gta-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_c97c89d6-ce25-45cc-8d25-3bef27632914.webp?v=1764916505 (1) Tested 1957 Tung Sol 12AX4GTA Tube with Box Code 5744-3 12AX4 GTA Rectifier https://classiccurrents.com/products/1-tested-zenith-6du3-6dq3a-tube-with-box-date-code-76-22-zenith-6du3-6dq3a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_4df6a602-fa9a-4d7d-8361-60185ab2aba1.webp?v=1764916590 (1) Tested Zenith 6DU3/6DQ3A Tube with Box Date Code 76-22 Zenith 6DU3 6DQ3A https://classiccurrents.com/products/1-tested-strong-ge-6jc6a-tube-with-box-date-code-cs-6jc6-a-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_df3b0868-2922-4c56-b6e4-7f2294eafbac.webp?v=1764916860 (1) Tested Strong GE 6JC6A Tube with Box Date Code CS 6JC6 A Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-12av6-tube-date-code-58-48-general-electric-12av6-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_dd39d245-5cec-4fdf-a547-747394edd267.webp?v=1764916951 (1) Tested GE 12AV6 Tube Date Code 58-48 General Electric 12AV6 Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-rca-6080-tube-code-3-04-black-plate-rca-6080-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_c37d9b27-fd2a-41f9-b01f-4bc3918b00e4.webp?v=1764917035 (1) Tested Balanced RCA 6080 Tube Code 3-04 Black Plate RCA 6080 Twin Triode https://classiccurrents.com/products/1-tested-ge-35l6gt-tube-date-code-1-09-general-electric-35l6-gt-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_0763d710-deb0-47ad-8d78-5012665a213b.webp?v=1764917116 (1) Tested GE 35L6GT Tube Date Code 1-09 General Electric 35L6 GT Power Tube https://classiccurrents.com/products/1-tested-ge-1c6-tube-date-code-735-general-electric-1c6-tube-with-original-box 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_4ef464ea-09aa-4b2e-a2d9-28b24453c063.webp?v=1764917204 (1) Tested GE 1C6 Tube Date Code 735 General Electric 1C6 Tube with Original Box https://classiccurrents.com/products/1-tested-westinghouse-6gh8a-tube-with-box-date-code-70-22-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_c171cc1a-eb42-4f0d-991d-4566e7244f39.webp?v=1764917336 (1) Tested Westinghouse 6GH8A Tube with Box Date Code 70-22 Triode Pentode https://classiccurrents.com/products/1-tested-rca-1k3-1j3-tube-with-box-date-code-bx-rca-1k3-tube-rca-1j3-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_6fec9ee9-fb67-462b-b97c-69a01be5a29f.webp?v=1764917440 (1) Tested RCA 1K3/1J3 Tube with Box Date Code BX RCA 1K3 Tube RCA 1J3 Tube https://classiccurrents.com/products/1-tested-rca-6at6-tube-date-code-lq-twin-diode-high-mu-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_36c6df98-603a-475d-a7c0-8c95f92d126d.webp?v=1764917536 (1) Tested RCA 6AT6 Tube Date Code LQ Twin Diode High Mu Triode Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6l6gb-tube-date-code-mlu-fa-6l6-gb-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_95051a7a-9577-4558-b1d9-6d43756f74e1.webp?v=1764917588 (1) Tested Sylvania 6L6GB Tube Date Code MLU FA 6L6 GB Beam Power Tube https://classiccurrents.com/products/1-tested-rca-6ak6-tube-and-box-date-code-6152-power-amplifier-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_0c5b0cc3-eb68-4dc8-a9b2-a41d25865d9e.webp?v=1764917663 (1) Tested RCA 6AK6 Tube and Box Date Code 6152 Power Amplifier Pentode Tube https://classiccurrents.com/products/1-tested-ge-12al5-tube-with-box-date-code-60-17-general-electric-twin-diode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_be7d7ece-02ed-45d8-bf89-e33e62446b30.webp?v=1764917744 (1) Tested GE 12AL5 Tube with Box Date Code 60-17 General Electric Twin Diode https://classiccurrents.com/products/1-tested-very-strong-rca-6ak6-tube-box-code-nhk-power-amplifier-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_2f66942f-fb08-4886-bfd5-ac2c1681c835.webp?v=1764917873 (1) Tested Very Strong RCA 6AK6 Tube & Box Code NHK Power Amplifier Pentode (b) https://classiccurrents.com/products/1-tested-rca-6cy5-tube-with-box-date-code-bf-sharp-cutoff-tetrode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-1_50786016-45e5-4a94-9132-4b617f20ea6b.webp?v=1764918122 (1) Tested RCA 6CY5 Tube with Box Date Code BF Sharp Cutoff Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-westinghouse-6jw8-tube-date-code-81-09-triode-and-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_d236303a-d0fa-4e95-a88b-28c3a9de22d3.webp?v=1764918321 (1) Tested Westinghouse 6JW8 Tube Date Code 81-09 Triode and Pentode Tube (b) https://classiccurrents.com/products/1-tested-1958-western-electric-352a-tube-date-code-5839-duo-diode-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_24cbf70e-d0f4-44bd-a437-0e8e4418689f.webp?v=1764918460 (1) Tested 1958 Western Electric 352A Tube Date Code 5839 Duo Diode Triode https://classiccurrents.com/products/1-tested-ge-6bj6-tube-date-code-hy-general-electric-remote-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_7ba252b2-cede-4203-981b-a4996837f09f.webp?v=1764918543 (1) Tested GE 6BJ6 Tube Date Code HY General Electric Remote Cutoff Pentode https://classiccurrents.com/products/1-tested-balanced-motorola-12al5-tube-with-box-code-59-04-twin-diode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_bd87b156-cd52-41ba-aa9b-ddab9036d21e.webp?v=1764918628 (1) Tested Balanced Motorola 12AL5 Tube with Box Code 59-04 Twin Diode Tube (a) https://classiccurrents.com/products/1-tested-zenith-6ju8a-tube-date-code-7-43-6ju8-a-quadruple-diode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_2e4d5ec8-03d3-4083-aadd-97152ead282c.webp?v=1764918690 (1) Tested Zenith 6JU8A Tube Date Code 7-43 6JU8 A Quadruple Diode Vacuum Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6da4a-tube-box-date-code-kv-general-electric-6da4-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_d5eecafb-4b0f-4828-aeb9-d7485a28ce06.webp?v=1764918757 (1) Tested Very Strong GE 6DA4A Tube & Box Date Code KV General Electric 6DA4 A https://classiccurrents.com/products/1-tested-rca-5823-tube-with-box-date-code-6243-cold-cathode-thyratron-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_f0c178c2-f5bd-4133-9a3c-7a77d26b6537.webp?v=1764918835 (1) Tested RCA 5823 Tube with Box Date Code 6243 Cold Cathode Thyratron Tube https://classiccurrents.com/products/1-tested-rca-6ak6-tube-with-box-date-code-4-04-power-amplifier-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_55fd18b4-578a-4537-82cb-c1b6f5c63ad9.webp?v=1764918929 (1) Tested RCA 6AK6 Tube with Box Date Code 4-04 Power Amplifier Pentode Tube https://classiccurrents.com/products/1-tested-1944-rca-jan-crc-12sf7-tube-with-box-mil-spec-date-code-h3e-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_60c785ed-669f-498f-9c8c-fbb122a42a05.webp?v=1764919018 (1) Tested 1944 RCA JAN CRC 12SF7 Tube with Box Mil Spec Date Code H3E (b) https://classiccurrents.com/products/1-tested-sylvania-32l7gt-tube-black-glass-date-code-7-13-32l7-gt-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_fca26719-94d9-4f15-8f89-39c6f25e9f21.webp?v=1764919086 (1) Tested 1957 Sylvania 32L7GT Tube Black Glass Date Code 7-13 32L7 GT Tube (a) https://classiccurrents.com/products/1-tested-raytheon-ck-5654-6ak5w-tube-with-box-ck5654-6ak5w-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_fa232825-e375-49c7-ae80-8b8ea4983294.webp?v=1764919346 (1) Tested Raytheon CK 5654 6AK5W Tube with Box CK5654/6AK5W Tube https://classiccurrents.com/products/1-tested-philco-6dt6-tube-and-box-date-code-67-18-pentode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_4f8bfd6a-0fcb-41cc-8d9d-d5ac9fa7b658.webp?v=1764919420 (1) Tested Philco 6DT6 Tube and Box Date Code 67-18 Pentode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-rca-6aw8a-tube-with-box-date-code-bh-6aw8-a-triode-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_fb516fb0-d2f3-43e6-a5c6-f2098710c9e5.webp?v=1764919559 (1) Tested RCA 6AW8A Tube with Box Date Code BH 6AW8 A Triode Pentode (b) https://classiccurrents.com/products/1-tested-rca-6bw4-tube-full-wave-rectifier-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_7df2e757-22ac-45ba-ae44-bfca116b3fc2.webp?v=1764919615 (1) Tested RCA 6BW4 Tube Full Wave Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6ka8-tube-with-box-date-code-raa-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_b3ff8ba5-bd8f-45bb-9197-554bf6897f96.webp?v=1764919701 (1) Tested Sylvania 6KA8 Tube with Box Date Code RAA Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-12cu5-12c5-tube-with-box-code-ce-general-electric-12cu5-12c5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_30fa4f04-6a56-4db8-8be6-c4e66e36a82d.webp?v=1764919952 (1) Tested GE 12CU5/12C5 Tube with Box Code CE General Electric 12CU5 12C5 Tube https://classiccurrents.com/products/1-tested-zenith-6jh8-tube-with-box-date-code-76-43-beam-deflection-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_a561dcda-3c66-497e-bd2b-de66617b227a.webp?v=1764920748 (1) Tested Zenith 6JH8 Tube with Box Date Code 76-43 Beam Deflection Tube https://classiccurrents.com/products/1-tested-philco-6at6-tube-date-code-50-13-dual-diode-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_83d1d95f-db69-4828-bc60-e6efe04e6e63.webp?v=1764920817 (1) Tested Philco 6AT6 Tube Date Code 50-13 Dual Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-westinghouse-6jw8-tube-date-code-81-09-triode-tube-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_cb354d09-a60a-4747-8c35-fa157abe9154.webp?v=1764920887 (1) Tested Westinghouse 6JW8 Tube Date Code 81-09 Triode Tube Pentode Tube (a) https://classiccurrents.com/products/1-tested-ge-6k6gt-tube-date-code-3-17-general-electric-6k6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_e88b4638-2709-4d71-aef2-f27653074644.webp?v=1764920953 (1) Tested GE 6K6GT Tube Date Code 3-17 General Electric 6K6 GT Tube https://classiccurrents.com/products/1-tested-westinghouse-6ke8-tube-made-in-japan-code-80-04-triode-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_490726bd-25a7-41b0-a8fd-b8302cf18dc8.webp?v=1764921018 (1) Tested Westinghouse 6KE8 Tube Made in Japan Code 80-04 Triode Pentode (a) https://classiccurrents.com/products/1-tested-strong-ge-6au4gta-tube-date-code-nv-general-electric-6au4-gta-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_c00949de-fdd2-4fab-b02d-089ad18f5c9e.webp?v=1764921082 (1) Tested Strong GE 6AU4GTA Tube Date Code NV General Electric 6AU4 GTA Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-5651-tube-with-box-code-acy-voltage-regulator-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_24647bcc-cb09-409c-8955-a89b3af0c469.webp?v=1764921148 (1) Tested Very Strong Sylvania 5651 Tube with Box Code ACY Voltage Regulator Tube https://classiccurrents.com/products/1-untested-rca-1p40-tube-date-code-72-26-gas-phototube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_5f9dc604-f322-4399-baf2-85d0190f37d2.webp?v=1764921207 (1) Untested RCA 1P40 Tube Date Code 72-26 Gas Phototube (b) https://classiccurrents.com/products/1-tested-sylvania-16a8-pcl82-tube-great-britain-date-code-nr-kau-16a8-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_ffbd9b22-7388-4e17-91e4-d0fde3b4b8c2.webp?v=1764921287 (1) Tested Sylvania 16A8/PCL82 Tube Great Britain Date Code NR KAU 16A8 Tube https://classiccurrents.com/products/1-tested-ge-6bw4-tube-code-lw-general-electric-full-wave-rectifier-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_56735b9f-7b4f-4b88-ade7-48c340c94f09.webp?v=1764921370 (1) Tested GE 6BW4 Tube Code LW General Electric Full Wave Rectifier Tube (b) https://classiccurrents.com/products/1-tested-strong-philco-6bq5-tube-date-code-6421-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_51dc98d5-d20f-40ac-b7c2-d972d4ea73fe.webp?v=1764921429 (1) Tested Strong 1964 Philco 6BQ5 Tube Date Code 6421 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6cd6g-tube-date-code-al-sylvania-6cd6-g-coke-bottle-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_6ccc7a87-26b2-41ae-a215-2abffdb6aef7.webp?v=1764921494 (1) Tested 1954 Sylvania 6CD6G Tube Code AL Sylvania 6CD6 G Coke Bottle Tube https://classiccurrents.com/products/antique-vintage-black-raymaster-275545-uv-bulbs-lamps-5873-george-gates-co 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_51c032b7-d29b-4fc8-8dce-b71b836c270c.webp?v=1764921583 Antique Vintage Black Raymaster 275545 UV Bulbs Lamps 5873 George Gates & Co https://classiccurrents.com/products/1-tested-magnavox-6ew6-tube-date-code-3-26-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_067cdb79-effc-43c7-a0e8-8c189ba9a508.webp?v=1764921814 (1) Tested Magnavox 6EW6 Tube Date Code 3-26 Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6cy7-tube-with-box-date-code-my-general-electric-dual-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_c1e12bc5-2abc-4d03-bebb-3096f8c99b76.webp?v=1764921887 (1) Tested GE 6CY7 Tube with Box Date Code MY General Electric Dual Triode Tube https://classiccurrents.com/products/1-tested-sylvania-6jv8-tube-with-box-date-code-nr-aaa-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_d0036256-ff2f-4360-b6ec-66a3c5b4e908.webp?v=1764921963 (1) Tested Sylvania 6JV8 Tube with Box Date Code NR AAA Triode Pentode Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6jc8-tube-with-box-date-code-nr-ecw-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_dcd9bfa1-4b7c-4ba1-8eb4-dda634f9f049.webp?v=1764922085 (1) Tested Strong Sylvania 6JC8 Tube with Box Date Code NR ECW Triode Pentode https://classiccurrents.com/products/1-tested-philco-6dt6-tube-with-box-date-code-67-18-pentode-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_0ac56f81-e53c-479b-bde3-673ce980c1f7.webp?v=1764960376 (1) Tested Philco 6DT6 Tube with Box Date Code 67-18 Pentode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-strong-ge-type-56-tube-date-code-626-general-electric-56-tube-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_eb749683-d76d-4fc2-b823-9be9bc03f1c8.webp?v=1765346270 (1) Tested Strong GE Type 56 Tube Date Code 626 General Electric 56 Tube Triode https://classiccurrents.com/products/1-tested-rca-jan-crc-6sf7-tube-date-code-v2e-rca-mil-spec-diode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_2f2ccbee-1076-46d7-98a2-bbaf0f3af13a.webp?v=1765346401 (1) Tested RCA JAN CRC 6SF7 Tube Date Code V2E RCA Mil Spec Diode Pentode Tube https://classiccurrents.com/products/1-tested-westinghouse-6by6-tube-date-code-7r22-pentagrid-amplifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_9b48588e-084f-430f-85b9-1d5eaa5fb6c4.webp?v=1765346465 (1) Tested Westinghouse 6BY6 Tube Date Code 7R22 Pentagrid Amplifier Tube https://classiccurrents.com/products/tested-matched-balanced-pair-1967-western-electric-415a-tubes-codes-6713-6726 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_d179e180-e166-4b37-b5e7-0921e47cea17.webp?v=1765346535 Tested Matched Balanced Pair 1967 Western Electric 415A Tubes Codes 6713 & 6726 https://classiccurrents.com/products/1-tested-balanced-sylvania-12az7a-tube-black-plates-halo-date-code-ib-aag 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_9742cde2-37b2-4d60-af00-328bf2a3210d.webp?v=1765346602 (1) Tested Balanced Sylvania 12AZ7A Tube Black Plates Halo Date Code ib AAG https://classiccurrents.com/products/1-tested-sylvania-4bq7a-tube-date-code-ig-aag-4bq7-a-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_23cc0f2f-667a-4efb-9b5b-a101bf25ee79.webp?v=1765346702 (1) Tested Sylvania 4BQ7A Tube Date Code ig AAG 4BQ7 A Twin Triode Tube https://classiccurrents.com/products/tested-matched-pair-rca-6em5-tubes-with-boxes-date-codes-fn-beam-power-tubes 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_2e347a9f-95c2-4523-9646-bd094cf7fe0d.webp?v=1765346775 Tested Matched Pair RCA 6EM5 Tubes with Boxes Date Codes FN Beam Power Tubes https://classiccurrents.com/products/1-tested-strong-sylvania-6jc8-tube-date-code-nr-jag-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_47cb2d94-10ce-44e2-bc7d-29b772b2fbf3.webp?v=1765346868 (1) Tested Strong Sylvania 6JC8 Tube Date Code NR JAG Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-motorola-12al5-tube-with-box-date-code-59-04-dual-diode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_177a98ef-01a5-44a8-a5e8-b6fcf8c67f51.webp?v=1765346943 (1) Tested Motorola 12AL5 Tube with Box Date Code 59-04 Dual Diode Tube (b) https://classiccurrents.com/products/1-tested-westinghouse-25c5-tube-date-code-7r39-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_7b6f6304-daac-4bef-8190-9123c9361fbf.webp?v=1765347008 (1) Tested Westinghouse 25C5 Tube Date Code 7R39 Beam Power Tube (a) https://classiccurrents.com/products/1-tested-rca-6ju8a-tube-with-box-date-code-hd-6ju8-a-quadruple-diode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_20143728-82b3-465d-b0ea-e30d11f9daf5.webp?v=1765347076 (1) Tested RCA 6JU8A Tube with Box Date Code HD 6JU8 A Quadruple Diode Tube (a) https://classiccurrents.com/products/1-tested-rca-6cg7-tube-with-box-code-5-52-black-plates-horsehoe-halo-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_cf9c1a04-9ae6-41df-a629-9a7a080498fc.webp?v=1765347145 (1) Tested RCA 6CG7 Tube with Box Code 5-52 Black Plates Horsehoe Halo Getter https://classiccurrents.com/products/1-tested-balanced-ge-6bw4-tube-date-code-lw-full-wave-rectifier-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_04867a1e-84a1-473b-9c35-bb7dfd713d32.webp?v=1765347227 (1) Tested Balanced GE 6BW4 Tube Date Code LW Full Wave Rectifier Tube (a) https://classiccurrents.com/products/1-untested-amperite-12n030-delay-relay-tube-12no30-12v-open-30-second-delay 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_67ccdd74-31a0-42c6-98c6-7e9617ef5c68.webp?v=1765347288 (1) Untested Amperite 12N030 Delay Relay Tube 12NO30 12V Open 30 Second Delay https://classiccurrents.com/products/1-tested-very-strong-ge-50b5-tube-date-code-61-13-50b5-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_67b4e709-62db-4b57-9d55-63d4952617db.webp?v=1765347345 (1) Tested Very Strong GE 50B5 Tube Date Code 61-13 50B5 Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-6au6a-tube-date-code-kl-anr-sylvania-6au6-a-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_47216918-ac0d-41df-a591-a5b191f7fbd1.webp?v=1765347409 (1) Tested Sylvania 6AU6A Tube Date Code kl ANR Sylvania 6AU6 A Pentode Tube (a) https://classiccurrents.com/products/1-tested-1950-western-electric-jw-6ak5-403a-tube-code-026-square-halo-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_e0e5c4a7-850b-451f-87cd-c51e530be29b.webp?v=1765347476 (1) Tested 1950 Western Electric JW 6AK5 403A Tube Code 026 Square Halo Getter https://classiccurrents.com/products/1-tested-very-strong-rca-6ak6-tube-with-box-code-nhk-power-amplifier-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_e0d9fcba-9635-4a26-a0c4-c4046a436b6e.webp?v=1765347548 (1) Tested Very Strong RCA 6AK6 Tube with Box Code NHK Power Amplifier Pentode (a) https://classiccurrents.com/products/1-tested-rca-6ak6-tube-and-box-date-code-nhk-power-amplifier-pentode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_f01c7596-89f0-4993-a51c-2dee3991d875.webp?v=1765347621 (1) Tested RCA 6AK6 Tube and Box Date Code NHK Power Amplifier Pentode Tube (c) https://classiccurrents.com/products/1-tested-strong-ge-25z6gt-tube-date-code-1-13-general-electric-25z6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_ab83dcfb-b26c-4515-b531-d662ce95c7e2.webp?v=1765347681 (1) Tested Strong GE 25Z6GT Tube Date Code 1-13 General Electric 25Z6 GT Tube https://classiccurrents.com/products/1-tested-balanced-emerson-0z4-tube-date-code-ytv-gas-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_f050db84-f120-4fd8-b133-4dea3b7f110e.webp?v=1765347734 (1) Tested Balanced Emerson 0Z4 Tube Date Code YTV Gas Rectifier Tube https://classiccurrents.com/products/1-tested-strong-rca-5727-tube-rca-5727-gas-thyratron-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_553ce047-8beb-4a80-8977-1c8e884354a5.webp?v=1765347796 (1) Tested Strong RCA 5727 Tube RCA 5727 Gas Thyratron Tube (b) https://classiccurrents.com/products/1-tested-westinghouse-6ke8-tube-made-in-japan-code-80-04-triode-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_8d962128-0987-4efc-812b-a48969eabd09.webp?v=1765347866 (1) Tested Westinghouse 6KE8 Tube Made in Japan Code 80-04 Triode Pentode (b) https://classiccurrents.com/products/1-tested-strong-dumont-6j6-tube-with-box-date-code-57-43-medium-mu-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-1_fb43e584-a80b-464b-9e04-79819a73d929.webp?v=1765348942 (1) Tested Strong Dumont 6J6 Tube with Box Date Code 57-43 Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-strong-rca-6ak6-tube-with-box-date-code-6422-power-amplifier-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_dd6776b2-9600-45a4-97f3-f5a1f1a80527.webp?v=1765349004 (1) Tested Strong RCA 6AK6 Tube with Box Date Code 6422 Power Amplifier Pentode https://classiccurrents.com/products/1-tested-strong-sylvania-6cy5-tube-with-box-date-code-gk-bdt-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_e30635f3-c8ac-41a4-9196-f2922d713fe1.webp?v=1765349137 (1) Tested Strong Sylvania 6CY5 Tube with Box Date Code GK BDT Tetrode Tube https://classiccurrents.com/products/1-tested-realistic-8fq7-8cg7-tube-made-in-japan-8fq7-tube-8cg7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_3cc4ee31-b94f-48f4-a6b4-d7fa38f773e6.webp?v=1765349195 (1) Tested Realistic 8FQ7/8CG7 Tube Made in Japan 8FQ7 Tube 8CG7 Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6cu5-with-box-date-code-el-gray-plate-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_0974db46-72d6-49a6-a410-b98f9fbd0f91.webp?v=1765349270 (1) Tested Very Strong GE 6CU5 with Box Date Code EL Gray Plate Power Pentode https://classiccurrents.com/products/1-tested-1946-western-electric-jw-5847-tube-black-plates-square-get-code-652 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_769b33fb-1262-4008-9828-6aed22a33c4e.webp?v=1765349329 (1) Tested 1946 Western Electric JW 5847 Tube Black Plates Square Get Code 652 https://classiccurrents.com/products/1-tested-sylvania-6cu5-with-box-date-code-fh-aby-black-plate-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_a44d1305-5881-4105-822b-3a1576819372.webp?v=1765349397 (1) Tested Sylvania 6CU5 with Box Date Code fh ABY Black Plate Power Pentode https://classiccurrents.com/products/1-tested-sylvania-6dt6a-tube-with-box-date-code-cd-adc-6dt6-a-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_41c551ff-48bb-4dad-a6a1-4035b9d28326.webp?v=1765349465 (1) Tested Sylvania 6DT6A Tube with Box Date Code cd ADC 6DT6 A Pentode Tube https://classiccurrents.com/products/1-tested-philco-1la4-tube-with-box-date-code-u1-power-pentode-loktal-loctal 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_27b60941-6250-4439-8123-a816f0e84bb9.webp?v=1765349551 (1) Tested Philco 1LA4 Tube with Box Date Code U1 Power Pentode Loktal Loctal https://classiccurrents.com/products/1-tested-ge-6jv8-tube-and-box-date-code-nj-general-electric-triode-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_0efa78c1-c2be-4046-ac79-bf9495ce301e.webp?v=1765349622 (1) Tested GE 6JV8 Tube and Box Date Code NJ General Electric Triode Pentode (a) https://classiccurrents.com/products/tested-matched-pair-ge-6080-tubes-codes-ku-general-electric-type-6080-triodes 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_b38bffbd-3cbc-4c69-8834-5a96861291d9.webp?v=1765349684 Tested Matched Pair GE 6080 Tubes Codes KU General Electric Type 6080 Triodes https://classiccurrents.com/products/1-tested-zenith-3a3a-tube-date-code-68-17-zenith-3a3-a-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_5e136f8d-86b9-4fb5-8d5b-78ed966b8833.webp?v=1765349756 (1) Tested Zenith 3A3A Tube Date Code 68-17 Zenith 3A3 A Half Wave Rectifier https://classiccurrents.com/products/1-tested-rca-6ju8a-tube-with-box-6ju8-a-date-code-hd-quadruple-diode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_d17d3c84-d866-43d3-a8e0-0eca3b7c9774.webp?v=1765349838 (1) Tested RCA 6JU8A Tube with Box 6JU8 A Date Code HD Quadruple Diode Tube (c) https://classiccurrents.com/products/1-tested-rca-6cx8-tube-with-box-date-code-cr-medium-mu-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_ec51f3dc-5f28-41d5-9ca0-f24c48affd1d.webp?v=1765349911 (1) Tested RCA 6CX8 Tube with Box Date Code CR Medium Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_78f59fb0-7622-43b7-9ce3-96431f5bc35b.webp?v=1765349971 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (b) https://classiccurrents.com/products/1-tested-national-union-12al5-tube-with-box-date-code-5152-double-diode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_7ae4bcba-f2c9-414c-bda5-9a14a100da65.webp?v=1765350059 (1) Tested National Union 12AL5 Tube with Box Date Code 5152 Double Diode Tube https://classiccurrents.com/products/1-tested-sylvania-10cw-ll86-tube-code-lm-ace-sylvania-10cw5-tube-ll86-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_6a6bcacc-65d4-43af-b5f6-41d501690166.webp?v=1765350160 (1) Tested Sylvania 10CW/LL86 Tube Code Lm ACE Sylvania 10CW5 Tube LL86 Tube https://classiccurrents.com/products/1-tested-sylvania-6ke8-tube-with-box-date-code-bd-dhb-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_976ebab6-58bf-4f11-8813-6e7351049c68.webp?v=1765350222 (1) Tested Sylvania 6KE8 Tube with Box Date Code bd DHB Triode Pentode Tube https://classiccurrents.com/products/1-tested-strong-balanced-nos-mullard-ez80-6v4-tube-code-kc1-b1f-6v4-tube-ez80 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_f4ec02e3-4a5e-4ce9-9d53-414bd16853f9.webp?v=1765350291 (1) Tested Strong Balanced NOS Mullard EZ80/6V4 Tube Code KC1 B1F 6V4 Tube EZ80 https://classiccurrents.com/products/1-tested-delco-type-27-tube-date-code-a8-medium-mu-triode-27-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_24f8a809-bc08-44e2-b81a-2150c88fe08b.webp?v=1765350350 (1) Tested Delco Type 27 Tube Date Code A8 Medium Mu Triode 27 Tube https://classiccurrents.com/products/vintage-jfd-sockette-54ag-radio-tube-socket-adapter-for-1a7-tube-to-1r5-tube-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_43714c01-ab28-4ad3-8cbd-0e6ae40a73b9.webp?v=1765350417 Vintage JFD Sockette 54AG Radio Tube Socket Adapter For 1A7 Tube to 1R5 Tube (e) https://classiccurrents.com/products/1-tested-sylvania-3cs6-tube-date-code-vkh-pentagrid-amplifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-99_ef9dadc2-1a1f-4e9a-b527-f5f908c89f4c.webp?v=1765350515 (1) Tested Sylvania 3CS6 Tube Date Code VKH Pentagrid Amplifier Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6cu5-with-box-date-code-fj-gray-plate-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-2_361f5ab3-8db0-4e02-994f-70ae2c224172.webp?v=1765350909 (1) Tested Very Strong GE 6CU5 with Box Date Code FJ Gray Plate Power Pentode https://classiccurrents.com/products/1-tested-1958-western-electric-404a-tube-black-plates-square-getter-code-5852 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_c12373df-98e5-4e1e-b39b-13d49897f760.webp?v=1765350964 (1) Tested 1958 Western Electric 404A Tube Black Plates Square Getter Code 5852 https://classiccurrents.com/products/1-tested-sylvania-6hb6-tube-with-box-date-code-nr-yax-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_80b0da9c-c2ba-44a6-8863-acb75ac3bacc.webp?v=1765351034 (1) Tested Sylvania 6HB6 Tube with Box Date Code NR YAX Power Pentode Tube https://classiccurrents.com/products/1-tested-delco-12v6gt-tube-date-code-5-13-ge-eia-code-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_17ea3e13-453f-4841-8948-235b4c19637a.webp?v=1765351095 (1) Tested Delco 12V6GT Tube Date Code 5-13 GE EIA Code Beam Power Tube https://classiccurrents.com/products/1-tested-zenith-12w6gt-tube-with-box-date-code-aak-12w6-gt-sylvania-eia-code 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_42789625-1223-450a-8264-1d865566eee1.webp?v=1765351163 (1) Tested Zenith 12W6GT Tube with Box Date Code AAK 12W6 GT Sylvania EIA Code https://classiccurrents.com/products/1-tested-sylvania-3cf6-tube-date-code-raa-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_a5d0ad24-1262-48f5-a387-d21605427113.webp?v=1765351231 (1) Tested Sylvania 3CF6 Tube Date Code RAA Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-ken-rad-6k7-tube-date-code-a-7-ken-rad-6k7-pentode-black-metal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_6fb50f58-aaa4-44b8-9938-2fad64b05d67.webp?v=1765351289 (1) Tested Ken-Rad 6K7 Tube Date Code A-7 Ken Rad 6K7 Pentode Black Metal Tube https://classiccurrents.com/products/1-tested-olympic-12by7a-tube-date-code-k3e-sharp-cutoff-pentode-12by7-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_6a932bb8-2d6b-4504-8f6c-bb01853e7ba6.webp?v=1765391798 (1) Tested Olympic 12BY7A Tube Date Code K3E Sharp Cutoff Pentode 12BY7 A Tube https://classiccurrents.com/products/1-tested-teltron-35l6gt-tube-teltron-35l6-gt-g-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_53758068-58ef-422b-8679-c969d60ec967.webp?v=1765391873 (1) Tested Teltron 35L6GT Tube Teltron 35L6 GT G Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-ge-5726-tube-five-star-code-7-33-general-electric-5726 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_b84cd7b5-e863-48fb-b549-81e95b8aed15.webp?v=1765391935 (1) Tested Balanced GE 5726 Tube Five Star ☆☆☆☆☆ Code 7-33 General Electric 5726 https://classiccurrents.com/products/1-tested-rca-6ac7-tube-date-code-352-rca-6ac7-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_08e19bd2-2ea5-4238-9d27-67057ea6e79f.webp?v=1765391997 (1) Tested RCA 6AC7 Tube Date Code 352 RCA 6AC7 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6cu5-box-date-code-nf-gray-plate-power-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_a3415000-fc99-4d72-a03a-74ee9703ba62.webp?v=1765392197 (1) Tested Very Strong GE 6CU5 & Box Date Code NF Gray Plate Power Pentode (a) https://classiccurrents.com/products/1-tested-rca-6ka8-tube-with-box-date-code-gj-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_316e7702-e5bd-4c10-a007-d63c08ff28c0.webp?v=1765392277 (1) Tested RCA 6KA8 Tube with Box Date Code GJ Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-zenith-6ba11-tube-with-box-date-code-6405-triode-twin-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_56d24cae-68e8-4a43-b12e-da1b6053e84e.webp?v=1765392340 (1) Tested Zenith 6BA11 Tube with Box Date Code 6405 Triode Twin Pentode Tube https://classiccurrents.com/products/1-tested-ge-6cg7-tube-green-letters-gray-plates-horseshoe-getter-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_cf88d3fb-8403-4ad5-a8f7-cb1ac3bef1bd.webp?v=1765392528 (1) Tested GE 6CG7 Tube Green Letters Gray Plates Horseshoe Getter Twin Triode https://classiccurrents.com/products/1-tested-rca-6au6-tube-date-code-504-rca-6au6-sharp-cut-off-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_2eda311b-9af7-4b4a-a056-d1491d677cc0.webp?v=1765392591 (1) Tested RCA 6AU6 Tube Date Code 504 RCA 6AU6 Sharp Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-rca-6jv8-tube-with-box-high-mu-triode-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_bf1b12f3-2936-4039-b8ab-1a89d70d7e55.webp?v=1765392650 (1) Tested RCA 6JV8 Tube with Box High Mu Triode Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-12jn8-tube-with-box-date-code-yaa-triode-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_7328b19f-fbd0-4720-85ab-c797cef01cd2.webp?v=1765392709 (1) Tested Sylvania 12JN8 Tube with Box Date Code YAA Triode Pentode Tube (a) https://classiccurrents.com/products/1-tested-rca-6aw8a-tube-and-box-date-code-bh-6aw8-a-high-mu-triode-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_e41c248d-e49e-4430-84fe-edf0e6dc0070.webp?v=1765392775 (1) Tested RCA 6AW8A Tube and Box Date Code BH 6AW8 A High Mu Triode Pentode (a) https://classiccurrents.com/products/1-tested-rca-6jv8-tube-and-box-date-code-bz-triode-pentode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_2f6d8bd2-82e3-433e-8719-2fd449c2134a.webp?v=1765392836 (1) Tested RCA 6JV8 Tube and Box Date Code BZ Triode Pentode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-rca-5651-tube-with-box-date-code-6226-voltage-regulator-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_364167ee-4bb3-43af-9ed6-a9f80af4d6ae.webp?v=1765392893 (1) Tested RCA 5651 Tube with Box Date Code 6226 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-rca-6b7-tube-date-code-643-rca-twin-diode-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_4e3435c6-f48e-4dcc-abdd-ff61ab065296.webp?v=1765392954 (1) Tested RCA 6B7 Tube Date Code 643 RCA Twin Diode Cutoff Pentode Tube https://classiccurrents.com/products/lot-of-3-1943-western-electric-726b-tubes-and-boxes-tuned-oscillator-tubes 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_5c1e7344-909c-4ac0-a6fe-9f0c6e3c8ef4.webp?v=1765393043 Lot of (3) 1943 Western Electric 726B Tubes and Boxes Tuned Oscillator Tubes https://classiccurrents.com/products/1-tested-sylvania-6cu5-with-box-date-code-hg-edf-black-plate-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_45b13362-8290-4196-97d7-dd2109d4a4fc.webp?v=1765393367 (1) Tested Sylvania 6CU5 with Box Date Code HG EDF Black Plate Power Pentode https://classiccurrents.com/products/1-tested-rca-6cx8-tube-with-box-date-code-dm-medium-mu-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_8cf20f19-b3cd-4579-88a6-57d235a826ac.webp?v=1765393429 (1) Tested RCA 6CX8 Tube with Box Date Code DM Medium Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-6cb6a-tube-sharp-cut-off-pentode-rca-6cb6-a-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_1f6d6c1a-cd1c-4933-a47f-9f9dcef3197d.webp?v=1765393485 (1) Tested RCA 6CB6A Tube Sharp Cut Off Pentode RCA 6CB6 A Vacuum Tube (a) https://classiccurrents.com/products/1-tested-rca-6x8-tube-with-box-date-code-4-52-triode-pentode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_cf789472-7383-4861-8ab9-0ae91f3911a5.webp?v=1765394464 (1) Tested RCA 6X8 Tube with Box Date Code 4-52 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-rad-tel-2cy5-tube-with-box-date-code-11-63-rad-tel-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_1143bcaa-f7d1-4c53-8314-89e788df9f46.webp?v=1765394536 (1) Tested Rad-Tel 2CY5 Tube with Box Date Code 11-63 Rad Tel Tetrode Tube https://classiccurrents.com/products/1-tested-ge-1t4-tube-general-electric-1t4-remote-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_c9022deb-62a6-4ceb-bca7-b7600d89cf02.webp?v=1765394592 (1) Tested GE 1T4 Tube General Electric 1T4 Remote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ken-rad-jkr-9003-tube-vt-203-date-code-sc9614-mil-spec-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_ea4373ff-855d-4ac9-8e05-2b40c22e2ba9.webp?v=1765394651 (1) Tested Ken Rad JKR 9003 Tube VT-203 Date Code SC9614 Mil Spec Pentode https://classiccurrents.com/products/1-tested-raytheon-50l6gt-tube-with-original-box-date-code-m04-50l6-gt-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_d4987503-bc8c-411e-9995-2fec5be17eca.webp?v=1765394734 (1) Tested Raytheon 50L6GT Tube with Original Box Date Code M04 50L6 GT Tube (a) https://classiccurrents.com/products/1-tested-rca-6ju8a-tube-with-box-date-code-gf-6ju8-a-quadruple-diode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_b46f2821-8d5d-4760-a4c8-be96a8a0d321.webp?v=1765394804 (1) Tested RCA 6JU8A Tube with Box Date Code GF 6JU8 A Quadruple Diode Tube https://classiccurrents.com/products/1-tested-rca-6jh8-tube-and-box-date-code-eh-beam-deflection-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_6f4a1d1c-d006-49e3-b5fc-a2df3e144d5c.webp?v=1765394929 (1) Tested RCA 6JH8 Tube and Box Date Code EH Beam Deflection Vacuum Tube (b) https://classiccurrents.com/products/1-tested-ge-25eh5-tube-date-code-nk-general-electric-power-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_87bd265f-39fb-4cb1-946c-9188eb3ece1c.webp?v=1765394994 (1) Tested GE 25EH5 Tube Date Code NK General Electric Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6cu5-box-date-code-nf-gray-plate-power-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_f599ecad-3501-4e6d-9758-50fae01e419e.webp?v=1765395060 (1) Tested GE 6CU5 & Box Date Code NF Gray Plate Power Pentode (b) https://classiccurrents.com/products/1-tested-rca-jrc-3q4-tube-with-us-army-us-navy-box-date-code-9-43-rca-3q4-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_ea125e61-23c0-48f9-8fb2-bdcabd96d759.webp?v=1765395134 (1) Tested RCA JRC 3Q4 Tube with US Army US Navy Box Date Code 9-43 RCA 3Q4 Tube https://classiccurrents.com/products/1-tested-rca-3au6-tube-date-code-et-with-original-box-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_8fcfae50-93b3-47eb-a3fb-2d6bae7ac37d.webp?v=1765395202 (1) Tested RCA 3AU6 Tube Date Code ET with Original Box Pentode Vacuum Tube https://classiccurrents.com/products/tested-matched-pair-balanced-sylvania-25z5-tubes-with-boxes-codes-6-39-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_0096cb08-ef5d-4f0b-a9f7-eadc0f9c870a.webp?v=1765395283 Tested Matched Pair Balanced 1956 Sylvania 25Z5 Tubes Boxes Codes 6-39 Rectifier https://classiccurrents.com/products/1-tested-sylvania-6cy5-tube-with-box-date-code-ha-abo-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_f15191f5-44f5-40b6-9ff7-870560523042.webp?v=1765395421 (1) Tested Sylvania 6CY5 Tube with Box Date Code ha ABO Tetrode Tube https://classiccurrents.com/products/vintage-jfd-sockette-4a-radio-tube-socket-adapter-for-1c5gt-tube-to-3c5gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_4a9c2564-f22a-4215-bc28-f557b6c26495.webp?v=1765395475 Vintage JFD Sockette 4A Radio Tube Socket Adapter For 1C5GT Tube to 3C5GT Tube https://classiccurrents.com/products/1-tested-rca-6ju8a-tube-with-box-date-code-hd-quadruple-diode-6ju8-a-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_1be66b89-1225-4273-a121-2ecae266efe8.webp?v=1765395534 (1) Tested RCA 6JU8A Tube with Box Date Code HD Quadruple Diode 6JU8 A Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6sr7-tube-sylvania-6sr7-twin-diode-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_107ff192-8c52-4758-8b04-a4f973c2e500.webp?v=1765395596 (1) Tested Sylvania 6SR7 Tube Sylvania 6SR7 Twin Diode Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-ge-6js6b-tube-date-code-kv-compactron-6js6-b-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_38cc6e1d-2256-4aa5-a995-b31fc3184e3a.webp?v=1765395651 (1) Tested GE 6JS6B Tube Date Code KV Compactron 6JS6 B Beam Power Tube https://classiccurrents.com/products/vintage-sony-eac-28-external-antenna-connector-adapter-made-in-japan 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_0687e697-dd48-4254-be3a-5733acc0e86f.webp?v=1765395957 Vintage Sony EAC-28 External Antenna Connector Adapter Made in Japan https://classiccurrents.com/products/1-tested-strong-ge-6cu5-with-box-date-code-mk-gray-plate-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_6cb05f16-1035-4aff-b6dd-913659807909.webp?v=1765396050 (1) Tested Strong GE 6CU5 with Box Date Code MK Gray Plate Power Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-25eh5-tube-with-box-date-code-nr-aad-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_b86ee6e0-1e68-41da-aec7-946b24d20e9e.webp?v=1765396109 (1) Tested Sylvania 25EH5 Tube with Box Date Code NR AAD Power Pentode Tube https://classiccurrents.com/products/1-tested-ge-6cy5-tube-date-code-rv-general-electric-screen-grid-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_e1d03825-a552-4ab0-bc4d-528891d1ccc8.webp?v=1765396172 (1) Tested GE 6CY5 Tube Date Code RV General Electric Screen Grid Tetrode Tube https://classiccurrents.com/products/1-tested-sylvania-6jb6-tube-9-pin-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_a914d1f1-88fb-4b7a-a64f-0cae3fc5a9ec.webp?v=1765396238 (1) Tested Sylvania 6JB6 Tube 9 Pin Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6jt8-tube-with-box-date-code-bk-sylvania-6jt8-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_5970621a-b6f8-4a37-8860-71c44f87f000.webp?v=1765396317 (1) Tested Sylvania 6JT8 Tube with Box Date Code bk Sylvania 6JT8 Triode Pentode https://classiccurrents.com/products/1-tested-rca-6cd6g-tube-date-code-3-35-rca-6cd6-g-coke-bottle-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_e7035bd9-398d-47d6-8bcb-af3233b356ba.webp?v=1765396384 (1) Tested RCA 6CD6G Tube Date Code 3-35 RCA 6CD6 G Coke Bottle Beam Power Tube https://classiccurrents.com/products/1-tested-unbranded-21gy5-tube-vintage-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_21407404-d4bb-4746-b02f-14171e95b7d5.webp?v=1765396461 (1) Tested Unbranded 21GY5 Tube Vintage Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6cu5-box-date-code-cz-gray-plate-general-electric-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_51534b2e-8ab5-4135-8dad-0b75c4bbacb6.webp?v=1765396528 (1) Tested GE 6CU5 & Box Date Code CZ Gray Plate General Electric Power Pentode https://classiccurrents.com/products/1-tested-ge-6cu5-box-date-code-eh-gray-plate-general-electric-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_4a88827a-a0a9-440e-a439-32f9beab240c.webp?v=1765396603 (1) Tested GE 6CU5 & Box Date Code EH Gray Plate General Electric Power Pentode https://classiccurrents.com/products/1-tested-ge-1a5gt-tube-date-code-8-39-general-electric-1a5-gt-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_4e7ec64e-7f3c-448c-bce8-aee1fb877cd7.webp?v=1765396666 (1) Tested GE 1A5GT Tube Date Code 8-39 General Electric 1A5 GT Pentode Tube (b) https://classiccurrents.com/products/1-tested-raytheon-25l6gt-tube-date-code-813-raytheon-25l6-gt-tube-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_78cca14e-97af-4bd6-a3e9-6a6666927eb7.webp?v=1765396721 (1) Tested Raytheon 25L6GT Tube Date Code 813 Raytheon 25L6 GT Tube Beam Power https://classiccurrents.com/products/1-tested-strong-rca-5727-tube-rca-5727-gas-thyratron-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_95aac8f3-1b2b-409e-bfaf-6c8c07fdb2b0.webp?v=1765396778 (1) Tested Strong RCA 5727 Tube RCA 5727 Gas Thyratron Tube (a) https://classiccurrents.com/products/1-tested-philco-6je8-tube-date-code-ebf-high-mu-triode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_411cb709-f003-4d32-8bcd-831d3978eb39.webp?v=1765396844 (1) Tested Philco 6JE8 Tube Date Code EBF High Mu Triode Sharp Cutoff Pentode https://classiccurrents.com/products/tested-balanced-matched-pair-rca-radiotron-ux-120-tubes-type-20-ux-120-tubes-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_bc9c013f-af9e-469c-9c0d-aba6adf8b85c.webp?v=1765396914 Tested Balanced Matched Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (e) https://classiccurrents.com/products/1-tested-rca-6cl3-tube-with-box-date-code-c3-half-wave-vacuum-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_594bc84b-8a03-4c0e-9fe1-c13b232e5779.webp?v=1765396998 (1) Tested RCA 6CL3 Tube with Box Date Code C3 Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-relay-6cx8-tube-date-code-6-66-medium-mu-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_aa957d8f-eab4-43e5-83b4-94007f86ef30.webp?v=1765397058 (1) Tested Relay 6CX8 Tube Date Code 6-66 Medium Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-ge-jan-cg-6sj7y-tube-date-code-66-09-6sj7-mil-spec-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_3630cfa5-ee25-4480-a464-a233f444ca75.webp?v=1765397120 (1) Tested GE JAN CG 6SJ7Y Tube Date Code 66-09 6SJ7 Mil-Spec Pentode (b) https://classiccurrents.com/products/1-tested-admiral-6jv8-tube-and-box-date-code-63-44-tung-sol-eia-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_c44bfd72-872c-4445-82e2-cefdd47ab3a4.webp?v=1765397186 (1) Tested Admiral 6JV8 Tube and Box Date Code 63-44 Tung Sol EIA Triode Pentode https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-08-dumont-5v6-gt-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_c0ae527d-f22f-49ee-88a4-c8d5fa6df3b0.webp?v=1765397261 (1) Tested Dumont 5V6GT Tube Date Code 66-08 Dumont 5V6 GT Beam Power Tube (a) https://classiccurrents.com/products/1-tested-westinghouse-12hg7-12gn7a-tube-with-box-date-code-33-04-12hg7-12gn7a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_8f382942-3bda-42e9-8c1d-d58efde23db9.webp?v=1765397326 (1) Tested Westinghouse 12HG7/12GN7A Tube with Box Date Code 33-04 12HG7 12GN7A https://classiccurrents.com/products/1-tested-zenith-6jh8-tube-with-box-beam-deflection-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_66e24cda-53d0-45d9-982c-99d1c53cc744.webp?v=1765397392 (1) Tested Zenith 6JH8 Tube with Box Beam Deflection Vacuum Tube https://classiccurrents.com/products/1-tested-ge-17d4-tube-with-box-date-code-cv-general-electric-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_624c6d5f-3e7b-41c9-8842-19e0e57c1254.webp?v=1765397954 (1) Tested GE 17D4 Tube with Box Date Code CV General Electric Rectifier Tube https://classiccurrents.com/products/1-tested-motorola-6ez8-tube-with-box-date-code-30-04-ge-eia-triple-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_a66c6095-858b-48ad-9668-f73bd3c34879.webp?v=1765398425 (1) Tested Motorola 6EZ8 Tube with Box Date Code 30-04 GE EIA Triple Triode Tube https://classiccurrents.com/products/1-tested-strong-ge-25l6gt-tube-red-letters-base-date-code-59-26-25l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_2f0639ab-af9f-4f59-9709-3baf5485298e.webp?v=1765398482 (1) Tested Strong GE 25L6GT Tube Red Letters Base Date Code 59-26 25L6 GT Tube https://classiccurrents.com/products/vintage-adaptol-no-75-tube-socket-adapter-replace-12a8-tube-with-7a8-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_47a42f80-8384-4ad4-ad91-d1d4906ba59a.webp?v=1765398540 Vintage Adaptol No. 75 Tube Socket Adapter Replace 12A8 Tube with 7A8 Tube https://classiccurrents.com/products/1-tested-amperex-6360-tube-date-code-h2-146h-made-in-holland-twin-tetrode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_62eb5ed6-83b4-4246-b2cb-bdc4f7875aad.webp?v=1765398654 (1) Tested Amperex 6360 Tube Date Code H2 146H Made in Holland Twin Tetrode (a) https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-h 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_574f3754-dec8-4f53-8912-77787dcc201a.webp?v=1765398726 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (h) https://classiccurrents.com/products/1-tested-raytheon-6k7-tube-with-box-date-code-313-remote-cut-off-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_f6683926-f515-42f7-bbb8-f2c68fb7cc3c.webp?v=1765398802 (1) Tested Raytheon 6K7 Tube with Box Date Code 313 Remote Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-philco-7a7-tube-date-code-8p-7a7-tube-philco-loctal-tube-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_751031e8-8241-4440-b07c-264b45f2c57f.webp?v=1765398865 (1) Tested Philco 7A7 Tube Date Code 8P 7A7 Tube Philco Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-strong-rca-6ak6-tube-and-box-date-code-6726-power-amplifier-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_cd94699f-6625-4465-bc0a-387be8233679.webp?v=1765398925 (1) Tested Strong RCA 6AK6 Tube and Box Date Code 6726 Power Amplifier Pentode https://classiccurrents.com/products/1-tested-rca-1625-tube-date-code-k2e-rca-1625-coke-bottle-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_c3167fd0-3f24-4d96-86b4-b0ea8fab76aa.webp?v=1765399043 (1) Tested RCA 1625 Tube Date Code K2E RCA 1625 Coke Bottle Tube https://classiccurrents.com/products/1-tested-westinghouse-6cj3-tube-with-box-date-code-84-03-vacuum-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_4b5d758b-c361-4aa2-a5e8-612d78d109c2.webp?v=1765399120 (1) Tested Westinghouse 6CJ3 Tube with Box Date Code 84-03 Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-westinghouse-12w6gt-tube-date-code-bp-westinghouse-12w6-gt-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_a6dee687-7fc0-40c8-a562-58b04b80b60b.webp?v=1765399178 (1) Tested Westinghouse 12W6GT Tube Date Code BP Westinghouse 12W6 GT Beam Power https://classiccurrents.com/products/1-tested-motorola-6bj6-tube-with-box-date-code-907-remote-cutoff-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_a945f82f-1400-4e55-9830-715c3623b33c.webp?v=1765399246 (1) Tested Motorola 6BJ6 Tube with Box Date Code 907 Remote Cutoff Pentode (a) https://classiccurrents.com/products/1-tested-emerson-12w6gt-tube-date-code-23-3-emerson-12w6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_f7e79d50-7e96-44af-b1e9-acd7b6d46b0f.webp?v=1765399309 (1) Tested Emerson 12W6GT Tube Date Code 23-3 Emerson 12W6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-motorola-6ak6-tube-date-code-9-17-6ak6-power-amplifier-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_237e7304-42ec-42d7-bf47-3255b5b66691.webp?v=1765399370 (1) Tested Motorola 6AK6 Tube Date Code 9-17 6AK6 Power Amplifier Pentode Tube https://classiccurrents.com/products/1-tested-rca-6cy5-tube-with-box-date-code-dj-sharp-cutoff-tetrode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_61577217-67a2-49c5-9126-a6a12f2789bb.webp?v=1765399434 (1) Tested RCA 6CY5 Tube with Box Date Code DJ Sharp Cutoff Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6bf6-tube-date-code-kg-twin-diode-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_3f81e7df-f785-4d15-a957-c0dfe38af631.webp?v=1765399492 (1) Tested RCA 6BF6 Tube Date Code KG Twin Diode Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-strong-rca-jan-crc-12a6-tube-date-code-vie-rca-12a6-tube-vt-134-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_2b704538-5866-40a5-bca4-a09e27250c1d.webp?v=1765399547 (1) Tested Strong RCA JAN CRC 12A6 Tube Date Code VIE RCA 12A6 Tube VT-134 Tube https://classiccurrents.com/products/1-tested-balanced-tung-sol-jtl-26z5w-tube-date-code-428-tung-sol-26z5-w-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_44277405-d5a2-43d7-a541-3ab23aaf3bb1.webp?v=1765399608 (1) Tested Balanced Tung-Sol JTL 26Z5W Tube Date Code 428 Tung Sol 26Z5 W Tube https://classiccurrents.com/products/1-tested-philco-type-44-tube-engraved-base-date-code-l3-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_0fd810e1-bf4e-44e9-b8d9-0c85b4b816ae.webp?v=1765399749 (1) Tested Philco Type 44 Tube Engraved Base Date Code L3 Pentode Tube https://classiccurrents.com/products/1-tested-rca-12sj7-tube-date-code-9-43-rca-sharp-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-1_51d08fe9-6a0e-4421-99de-fcdc43443ea0.webp?v=1765400331 (1) Tested RCA 12SJ7 Tube Date Code 9-43 RCA Sharp Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6j6a-tube-with-box-date-code-fg-aad-6j6-a-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_96b46c19-2fd8-459e-905c-4a6a7c14531b.webp?v=1765400389 (1) Tested Sylvania 6J6A Tube with Box Date Code fg AAD 6J6 A Twin Triode Tube https://classiccurrents.com/products/1-tested-ge-38hk7-tube-general-electric-38hk7-tube-diode-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_815a5b9c-0831-403f-976e-1a204a54ae6b.webp?v=1765400431 (1) Tested GE 38HK7 Tube General Electric 38HK7 Tube Diode Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-12sj7-tube-date-code-0-39-sylvania-green-logo-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_b0fecca5-94b7-40a7-8589-b9152bccfab7.webp?v=1765400494 (1) Tested 1950 Sylvania 12SJ7 Tube Code 0-39 Sylvania Green Logo Pentode Tube https://classiccurrents.com/products/1-tested-itt-6be3-tube-with-original-box-half-wave-vacuum-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_9adc6b86-05a1-481e-ac9a-fc9d8c00ffff.webp?v=1765400711 (1) Tested ITT 6BE3 Tube with Original Box Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-strong-ford-philco-6bq5-el84-tube-with-box-date-code-0-39-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_cadd7674-2efa-4bcc-9e1f-941bbead3838.webp?v=1765400818 (1) Tested Strong 1960 Ford Philco 6BQ5 EL84 Tube with Box Code 0-39 Beam Power https://classiccurrents.com/products/1-tested-cbs-jan-chy-12sn7gt-tube-black-angled-t-plates-code-5843-12sn7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_5b051c86-ff41-4229-af2d-4908fdcb27b8.webp?v=1765400880 (1) Tested CBS JAN CHY 12SN7GT Tube Black Angled T Plates Code 5843 12SN7 GT https://classiccurrents.com/products/1-tested-rad-tel-6x8-tube-date-code-5-66-6x8-triode-pentode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_afee6d4d-f4dd-4a9e-aa22-541e693e4a5c.webp?v=1765400940 (1) Tested Rad-Tel 6X8 Tube Date Code 5-66 6X8 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-ge-5an8-tube-with-box-date-code-59-04-general-electric-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_cbf97561-dcfc-4172-9e3e-9bbbd67b070f.webp?v=1765400992 (1) Tested GE 5AN8 Tube with Box Date Code 59-04 General Electric Triode Pentode https://classiccurrents.com/products/1-tested-strong-ge-6005-tube-with-box-date-code-jw-6005-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_0ae3761d-dcd3-4dec-a7f5-56c40c381671.webp?v=1765401051 (1) Tested Strong GE 6005 Tube with Box Date Code JW 6005 Beam Power Tube https://classiccurrents.com/products/1-tested-itt-6gy6-6gx6-tube-with-box-made-in-japan-date-code-2c-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_083deb48-185c-4d1e-813c-234da6f6bf24.webp?v=1765401117 (1) Tested ITT 6GY6 6GX6 Tube with Box Made in Japan Date Code 2C Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-17c5-17cu5-tube-with-box-date-code-hc-aax-17c5-tube-17cu5 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_632a0e0c-9cae-4d9d-8cc1-7b9a5fcaf204.webp?v=1765401190 (1) Tested Sylvania 17C5/17CU5 Tube with Box Date Code hc AAX 17C5 Tube 17CU5 https://classiccurrents.com/products/1-tested-strong-rca-6dw4b-tube-date-code-b4-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_574589ae-37f5-4e07-bc8d-855adbf0e2fd.webp?v=1765401240 (1) Tested Strong RCA 6DW4B Tube Date Code B4 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-6an4-tube-date-code-kj-rca-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_85a73e16-57bd-458e-85a6-b9a34c3c08dc.webp?v=1765401301 (1) Tested RCA 6AN4 Tube Date Code KJ RCA High Mu Triode Tube https://classiccurrents.com/products/1-tested-strong-motorola-6cw5-tube-date-code-375-6cw5-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_47d76058-45e6-4c63-90f0-8be98716ee44.webp?v=1765401364 (1) Tested Strong Motorola 6CW5 Tube Date Code 375 6CW5 Power Pentode Tube https://classiccurrents.com/products/1-tested-cunningham-6sg7-tube-with-box-date-code-8-04-6sg7-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_1ab4c9de-7913-4312-81d2-cf8d9f5fa7dd.webp?v=1765401424 (1) Tested Cunningham 6SG7 Tube with Box Date Code 8-04 6SG7 Pentode Tube (a) https://classiccurrents.com/products/1-tested-strong-ge-compactron-6ag9-tube-general-electric-6ag9-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_5d3998ef-fb3b-42d8-b90c-033fc974c210.webp?v=1765430770 (1) Tested Strong GE Compactron 6AG9 Tube General Electric 6AG9 Triode Pentode https://classiccurrents.com/products/1-tested-sylvania-6bn8-tube-date-code-egz-twin-diode-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_677f25e0-aa1b-45a3-aa3f-6c82cc766b1d.webp?v=1765430895 (1) Tested Sylvania 6BN8 Tube Date Code EGZ Twin Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-sylvania-50y6gt-tube-with-box-date-code-1-13-50y6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_4a5258cf-31f8-451d-9935-856acfe4fb78.webp?v=1765430966 (1) Tested 1951 Sylvania 50Y6GT Tube with Box Date Code 1-13 50Y6 GT Tube https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-date-code-gb-mur-sylvania-6w4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_ea7087be-7cd7-4086-a896-7c83a163127b.webp?v=1765431031 (1) Tested 1960 Sylvania 6W4GT Tube Code GB MUR Sylvania 6W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-36am3b-tube-with-box-date-code-bcy-36am3-b-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_4170f6d8-7665-49d6-b3e9-618b09f855d7.webp?v=1765431097 (1) Tested Sylvania 36AM3B Tube with Box Date Code BCY 36AM3 B Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-5654-6ak5w-tube-with-box-date-code-bh-made-in-india-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_3693876f-8eec-4854-927c-cf12b8b01d41.webp?v=1765431175 (1) Tested Sylvania 5654 6AK5W Tube with Box Date Code BH Made in India (b) https://classiccurrents.com/products/1-tested-delco-6ak6-tube-date-code-126-rca-eia-power-amplifier-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_04d12c49-5ad7-4962-90f6-5f3d5cdb402c.webp?v=1765431231 (1) Tested Delco 6AK6 Tube Date Code 126 RCA EIA Power Amplifier Pentode Tube https://classiccurrents.com/products/1-tested-gm-delco-3ce5-tube-with-box-general-motors-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_287faf16-798d-4615-9cef-fa9d3c52c6ca.webp?v=1765431376 (1) Tested GM Delco 3CE5 Tube with Box General Motors Pentode Tube (a) https://classiccurrents.com/products/1-tested-strong-ge-6w4gt-tube-date-code-58-52-general-electric-6w4-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_da445023-b7b2-47a1-a8e3-c18e60ba4311.webp?v=1765431637 (1) Tested Strong GE 6W4GT Tube Date Code 58-52 General Electric 6W4 GT Tube https://classiccurrents.com/products/1-tested-tung-sol-6w4gt-tube-date-code-528-3-6w4-gt-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_f3ac0d71-de93-451e-bd7a-998a76f32f3e.webp?v=1765431698 (1) Tested 1955 Tung-Sol 6W4GT Tube Date Code 528-3 6W4 GT Half Wave Rectifier https://classiccurrents.com/products/1-tested-philco-type-41-tube-date-code-6s-engraved-base-power-pentode-41-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_fac660bc-f649-42f2-bdcd-5d83ce32d806.webp?v=1765431767 (1) Tested Philco Type 41 Tube Date Code 6S Engraved Base Power Pentode 41 Tube https://classiccurrents.com/products/tested-matched-pair-1965-western-electric-415a-tubes-codes-6513-and-6526 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_7f3dcf18-da1d-4602-b13a-e4b266ab3940.webp?v=1765431869 Tested Matched Pair 1965 Western Electric 415A Tubes Codes 6513 and 6526 https://classiccurrents.com/products/1-tested-raytheon-uniline-6w6gt-tube-date-code-m22-raytheon-6w6-gt-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_f93122f3-3d4a-4f1e-881c-1ca2cf261c17.webp?v=1765431944 (1) Tested Raytheon Uniline 6W6GT Tube Date Code M22 Raytheon 6W6 GT Power Tube https://classiccurrents.com/products/1-tested-amperite-3tf7-ballast-tube-tj311m01-for-collins-radio-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_266cd137-501a-48f2-86e6-370a65d786cd.webp?v=1765432014 (1) Tested Amperite 3TF7 Ballast Tube (TJ311M01) For Collins Radio (b) https://classiccurrents.com/products/1-tested-zenith-32et5a-tube-with-box-date-code-70-13-32et5-a-power-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_d8917b6b-355c-413e-b270-00cd1ac81be7.webp?v=1765432076 (1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (c) https://classiccurrents.com/products/1-tested-westinghouse-6au5gt-tube-date-code-2-04-westinghouse-6au5-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_04727043-3b85-478d-bcd1-963f4b8788ec.webp?v=1765432199 (1) Tested Westinghouse 6AU5GT Tube Date Code 2-04 Westinghouse 6AU5 GT Tube https://classiccurrents.com/products/1-tested-strong-cbs-hytron-12bz7-tube-date-code-5439-high-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_5302f9d0-1c8c-462e-8910-3dcba27cfcd0.webp?v=1765432264 (1) Tested Strong CBS Hytron 12BZ7 Tube Date Code 5439 High Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-ge-2cy5-tube-date-code-jt-general-electric-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_d1efff5c-2012-4b6f-b0d4-1ec2559b75fe.webp?v=1765432346 (1) Tested GE 2CY5 Tube Date Code JT General Electric Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-deforest-audion-401a-tube-type-01a-tube-engraved-base-globe-tube-01-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_585a8117-865b-492c-9da3-3488224befbf.webp?v=1765432418 (1) Tested DeForest Audion 401A Tube Type 01A Tube Engraved Base Globe Tube 01 A https://classiccurrents.com/products/1-tested-motorola-12dq6a-tube-date-code-60-26-12dq6-a-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_64f6294c-aefd-46a3-928e-571b88aa9faf.webp?v=1765432508 (1) Tested Motorola 12DQ6A Tube Date Code 60-26 12DQ6 A Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-with-box-date-code-aj-sylvania-6w4-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_403d48c9-67e4-49d2-8000-e2fd72d7a423.webp?v=1765432577 (1) Tested 1954 Sylvania 6W4GT Tube with Box Date Code AJ Sylvania 6W4 GT Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-date-code-l1-reinforced-rods-black-plates-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_f75ce3df-76c5-426e-b775-89a4758d4297.webp?v=1765433006 (1) Tested RCA 6SN7GTB Tube Date Code L1 Reinforced Rods Black Plates 6SN7GT https://classiccurrents.com/products/1-tested-muntz-2cy5-tube-date-code-61-43-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_1048224d-2b41-4890-bd4c-a25a95f74f36.webp?v=1765433101 (1) Tested Muntz 2CY5 Tube Date Code 61-43 Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/tested-matched-pair-1960s-western-electric-415a-tubes-black-plates-6113-6313 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_d8ea3d03-2d9b-4745-9e5a-af5eea1c0cfe.webp?v=1765433158 Tested Matched Pair 1960s Western Electric 415A Tubes Black Plates 6113 & 6313 https://classiccurrents.com/products/1-tested-zenith-type-78-tube-date-code-9w-zenith-78-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_ac9afc18-7c55-466c-bc80-e8ec941ed0ed.webp?v=1765433231 (1) Tested Zenith Type 78 Tube Date Code 9W Zenith 78 Pentode Tube (b) https://classiccurrents.com/products/matched-balanced-philco-6sn7gtb-tubes-black-angle-plates-57-52-56-13-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_4ad5d1e1-8912-4f82-9f9c-e98acdb4745f.webp?v=1765433304 Matched & Balanced Philco 6SN7GTB Tubes Black Angle Plates 57-52 56-13 6SN7GT https://classiccurrents.com/products/1-tested-rca-1n2a-tube-date-code-md-rca-1n2-a-half-wave-rectifier-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_fb4deb89-8411-4334-8cc7-159ba116c255.webp?v=1765433375 (1) Tested RCA 1N2A Tube Date Code MD RCA 1N2 A Half Wave Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-rca-jan-2e24-tube-date-code-0-39-mil-spec-2e24-tube-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_25e13474-9762-42cc-b100-729f811a2157.webp?v=1765433455 (1) Tested RCA JAN 2E24 Tube Date Code 0-39 Mil-Spec 2E24 Tube Tetrode Tube https://classiccurrents.com/products/1-tested-silvertone-22de4-tube-date-code-409-efy-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_030425fc-fe8e-41f6-9bef-aa0230f105eb.webp?v=1765434105 (1) Tested Silvertone 22DE4 Tube Date Code 409 EFY Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-ge-6t8a-tube-ge-6t8-a-triple-diode-high-mu-triode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_988d120b-b51e-4ef8-afd7-57674061105d.webp?v=1765434179 (1) Tested GE 6T8A Tube GE 6T8 A Triple Diode High Mu Triode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-industrial-by-sylvania-6sn7gtb-tube-black-plates-code-bkw-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_06ff302e-976e-4772-b6f0-7d3cba08864d.webp?v=1765434261 (1) Tested Industrial by Sylvania 6SN7GTB Tube Black Plates Code BKW 6SN7GT https://classiccurrents.com/products/matched-pair-lafayette-japan-6sn7gtb-tubes-tall-bottles-halo-getters-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_b61efb33-5d72-4016-aa25-e0e423ce94f2.webp?v=1765434466 Matched Pair Lafayette Japan 6SN7GTB Tubes Tall Bottles Halo Getters 6SN7GT https://classiccurrents.com/products/1-tested-ge-6v6gt-a-tube-date-code-fc-canada-brown-base-6v6-gt-a-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_f0a27f50-e942-464b-afb5-56ae75a739a8.webp?v=1765434532 (1) Tested GE 6V6GT/A Tube Date Code FC Canada Brown Base 6V6 GT/A Beam Power https://classiccurrents.com/products/1-tested-ge-6sn7gtb-tube-glow-top-filament-o-getter-code-ll-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/02921FAA-5C03-4151-8974-D438282831C4.jpg?v=1775554763 (1) Tested GE 6SN7GTB Tube Glow Top Filament O Getter Code LL 6SN7GT https://classiccurrents.com/products/1-tested-sylvania-5az4-tube-with-box-date-code-1-52-loctal-tube-rectifier-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_c5b885ab-aac3-4bdc-9cb7-de4b70ea1b11.webp?v=1765434734 (1) Tested 1951 Sylvania 5AZ4 Tube with Box Code 1-52 Loctal Tube Rectifier (a) https://classiccurrents.com/products/1-tested-very-strong-westinghouse-6w4gt-tube-code-9r39-westinghouse-6w4-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_68ca1cfe-6ff6-4d5c-9c46-0683676a76b3.webp?v=1765435691 (1) Tested Very Strong Westinghouse 6W4GT Tube Code 9R39 Westinghouse 6W4 GT https://classiccurrents.com/products/1-tested-unbranded-rca-6sn7gtb-tube-bridged-filament-black-plates-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_09dcfc9a-62da-4b8b-96e1-eb173baf7335.webp?v=1765435768 (1) Tested Unbranded RCA 6SN7GTB Tube Bridged Filament Black Plates 6SN7GT https://classiccurrents.com/products/1-tested-ge-25bq6ga-25cu6-tube-date-code-57-09-25bq6ga-tube-25cu6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_951e2ba0-0dd9-48d9-b46a-e186bf820225.webp?v=1765435841 (1) Tested GE 25BQ6GA/25CU6 Tube Date Code 57-09 25BQ6GA Tube 25CU6 Tube https://classiccurrents.com/products/1-tested-rca-6gh8a-tube-with-box-date-code-he-triode-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_b6bb94ea-1c02-476a-9fce-ec253fc3b411.webp?v=1765435901 (1) Tested RCA 6GH8A Tube with Box Date Code HE Triode Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sears-silvertone-6fq7-6cg7-tube-silvertone-6fq7-tube-silvertone-6cg7 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_67cbc628-25de-414e-92a9-5e8c9a7a607b.webp?v=1765435962 (1) Tested Sears Silvertone 6FQ7/6CG7 Tube Silvertone 6FQ7 Tube Silvertone 6CG7 https://classiccurrents.com/products/1-tested-sylvania-6aq5a-tube-date-code-al-sylvania-6aq5-a-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_6634e874-b998-490d-9b46-b661f0fabe11.webp?v=1765436239 (1) Tested Sylvania 6AQ5A Tube Date Code al Sylvania 6AQ5 A Beam Power Tube https://classiccurrents.com/products/1-tested-ge-5am8-tube-with-box-date-code-61-13-made-in-canada-5am8-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_aa3b7765-6082-47df-a6eb-6130582e0d84.webp?v=1765436298 (1) Tested GE 5AM8 Tube with Box Date Code 61-13 Made in Canada 5AM8 Pentode https://classiccurrents.com/products/1-tested-strong-ge-jan-cg-6sk7-tube-mil-spec-6sk7-remote-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_e04dfb3b-43de-49d4-a5cf-f508e5bfd5f8.webp?v=1765436355 (1) Tested Strong GE JAN CG 6SK7 Tube Mil-Spec 6SK7 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-philco-50y6gt-tube-date-code-6o-50y6-gt-rectifier-doubler-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_8ec55dfe-73f6-4005-9b1d-4dba9e58b5f9.webp?v=1765436432 (1) Tested Philco 50Y6GT Tube Date Code 6O 50Y6 GT Rectifier Doubler Tube https://classiccurrents.com/products/1-tested-sylvania-6sn7gt-tube-2-hole-bad-boy-tall-bottle-code-1-2s-6sn7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_f7140446-a606-4130-9eaf-7135eab01ab6.webp?v=1765436500 (1) Tested Sylvania 6SN7GT Tube 2 Hole Bad Boy Tall Bottle Code 1-2S 6SN7 GT https://classiccurrents.com/products/1-tested-rca-12sl7gt-tube-black-plates-code-dd-cleaver-brooks-box-12sl7-gt-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_861459a5-25be-4e35-a153-e592b152560b.webp?v=1765436658 (1) Tested RCA 12SL7GT Tube Black Plates Code DD Cleaver Brooks Box 12SL7 GT (e) https://classiccurrents.com/products/matched-balanced-pair-sylvania-jan-chs-6sn7wgt-tubes-military-6sn7-wgt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_eafcb9ef-b969-4d96-b8d0-83f0fb1a9a6a.webp?v=1765436727 Matched Balanced Pair Sylvania JAN CHS 6SN7WGT Tubes Military 6SN7 WGT https://classiccurrents.com/products/1-tested-dumont-emerson-6gm6-tube-date-code-313-semiremote-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_02534a4a-bae3-4277-a029-be8e787a60fe.webp?v=1765436806 (1) Tested Dumont Emerson 6GM6 Tube Date Code 313 SemiRemote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-ge-35w4-tube-general-electric-35w4-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_b8f504f6-1914-4dec-8260-b5b8b2ffd157.webp?v=1765436859 (1) Tested GE 35W4 Tube General Electric 35W4 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-6sj7-tube-with-box-date-code-6-30-rca-6sj7-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_af6234eb-bd4b-40be-8b4b-f168d565798c.webp?v=1765436920 (1) Tested RCA 6SJ7 Tube with Box Date Code 6-30 RCA 6SJ7 Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-tung-sol-6j5-tube-date-code-518-3-tung-sol-6j5-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_9355e5d2-e7cd-430d-a541-fc6802904a6f.webp?v=1765437240 (1) Tested 1955 Tung-Sol 6J5 Tube Code 518-3 Tung Sol 6J5 Medium Mu Triode Tube https://classiccurrents.com/products/1-untested-rca-1p40-tube-date-code-62-17-gas-phototube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_903a10c2-232c-4411-b7a4-bac14ab6bb1e.webp?v=1765437300 (1) Untested RCA 1P40 Tube Date Code 62-17 Gas Phototube (b) https://classiccurrents.com/products/1-tested-ge-6bk7a-tube-general-electric-6bk7-a-tube-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_28be4e78-6729-4fcb-92d9-5af039352bed.webp?v=1765437706 (1) Tested GE 6BK7A Tube General Electric 6BK7 A Tube Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-radiotron-type-27-tube-date-code-t6-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_b6a87ecc-b629-459a-85b0-25e069360293.webp?v=1765437863 (1) Tested RCA Radiotron Type 27 Tube Date Code T6 Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-balanced-ge-12sn7gt-tube-gray-ladder-plates-date-code-4-39-12sn7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_32760a90-987e-4162-b4a9-26515558f5b6.webp?v=1765437931 (1) Tested Balanced GE 12SN7GT Tube Gray Ladder Plates Date Code 4-39 12SN7 GT https://classiccurrents.com/products/1-tested-philco-35z3-tube-date-code-07-half-wave-rectifier-loctal-tube-loktal 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_4715ad30-daed-4a9e-995f-dca73b14bf6f.webp?v=1765438013 (1) Tested Philco 35Z3 Tube Date Code 07 Half Wave Rectifier Loctal Tube Loktal https://classiccurrents.com/products/1-tested-super-silvertone-6n6g-tube-engraved-base-silvertone-6n6-g-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_97d67101-aaaf-435e-8da5-5b69afb6c0e8.webp?v=1765438085 (1) Tested Super Silvertone 6N6G Tube Engraved Base Silvertone 6N6 G Triode Tube https://classiccurrents.com/products/1-tested-strong-rca-6au5gt-tube-date-code-kh-rca-6au5-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_12ca9665-12dd-4fba-9305-ca40f3f6b61c.webp?v=1765438155 (1) Tested Strong RCA 6AU5GT Tube Date Code KH RCA 6AU5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-cbs-6sn7gta-tube-with-box-black-plates-date-code-5517-6sn7-gta 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_aa953a13-fb85-4d8c-9fd2-9172a7b5d8f4.webp?v=1765438231 (1) Tested CBS 6SN7GTA Tube with Box Black Plates Date Code 5517 6SN7 GTA https://classiccurrents.com/products/1-tested-philco-6sn7gtb-tube-black-plates-code-57-30-sylvania-eia-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_3e58d742-aac7-413e-83a6-bad906069b62.webp?v=1765438308 (1) Tested Philco 6SN7GTB Tube Black Plates Code 57-30 Sylvania EIA 6SN7GT https://classiccurrents.com/products/1-tested-westinghouse-6au5gt-tube-date-code-026-westinghouse-6au5-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_b654622f-5a07-4bcb-93d9-72af0a07d82e.webp?v=1765438393 (1) Tested Westinghouse 6AU5GT Tube Date Code 026 Westinghouse 6AU5 GT Tube https://classiccurrents.com/products/1-tested-amperite-7h-4-ballast-tube-with-box-amperite-current-regulator-7h-4 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_5ed354e8-65cc-41d0-8ec5-0224693180f2.webp?v=1765438460 (1) Tested Amperite 7H-4 Ballast Tube with Box Amperite Current Regulator 7H-4 https://classiccurrents.com/products/1-tested-rca-6au8-tube-medium-mu-triode-sharp-cut-off-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_b75c3a93-c4b6-4e1e-8d29-ca18372bccd0.webp?v=1765438992 (1) Tested RCA 6AU8 Tube Medium Mu Triode Sharp Cut Off Pentode Tube https://classiccurrents.com/products/vintage-universal-no-16l-tube-socket-adapter-to-convert-12sa7-tube-to-25z5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_71e815d3-f8c1-46e0-94ee-850884b97e90.webp?v=1765439063 Vintage Universal No. 16L Tube Socket Adapter To Convert 12SA7 Tube to 25Z5 Tube https://classiccurrents.com/products/1-tested-aristocrat-type-26-tube-date-code-f8r-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_f79c895c-fce9-46bb-9225-92979af77fc8.webp?v=1765439194 (1) Tested Aristocrat Type 26 Tube Date Code F8R Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-admiral-8fq7-tube-date-code-270-17-japan-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_3ba0dfe4-bb65-4238-9d9f-220ab372c275.webp?v=1765439266 (1) Tested Admiral 8FQ7 Tube Date Code 270-17 Japan Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-6av5ga-tube-date-kd-aak-sylvania-6av5-ga-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_1ebcb848-2ed0-495d-9c17-9547170244ef.webp?v=1765439337 (1) Tested Very Strong Sylvania 6AV5GA Tube Date kd AAK Sylvania 6AV5 GA Tube https://classiccurrents.com/products/1-tested-sylvania-6au4gta-tube-date-code-me-efo-6au4-gta-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_21a5127f-4f58-4048-b165-e74de1ec68d4.webp?v=1765439440 (1) Tested 1965 Sylvania 6AU4GTA Tube Date Code me EFO 6AU4 GTA Rectifier Tube https://classiccurrents.com/products/1-tested-strong-rca-12sn7gta-tube-black-plates-coin-base-rca-12sn7-gta-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_7dbf5563-c35b-48bd-a566-642dc5a0d0f9.webp?v=1765439514 (1) Tested Strong RCA 12SN7GTA Tube Black Plates Coin Base RCA 12SN7 GTA Tube https://classiccurrents.com/products/1-tested-ge-50l6gt-tube-with-box-date-code-58-13-general-electric-50l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_78f58732-c693-440e-8e42-c4797e8c6ce1.webp?v=1765439630 (1) Tested GE 50L6GT Tube with Box Date Code 58-13 General Electric 50L6 GT Tube https://classiccurrents.com/products/1-tested-ge-2cy5-tube-green-letter-general-electric-sharp-cutoff-tetrode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_83871de4-0c07-423d-a2e7-cc4c36244b6b.webp?v=1765439793 (1) Tested GE 2CY5 Tube Green Letter General Electric Sharp Cutoff Tetrode (a) https://classiccurrents.com/products/1-tested-sylvania-6cl3-tube-with-box-date-code-nr-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_0dd0ef71-792f-4153-8ce7-1f001ab44696.webp?v=1765439866 (1) Tested Sylvania 6CL3 Tube with Box Date Code NR Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-ge-6by6-tube-date-code-57-48-pentagrid-amplifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_60a9285a-bd1a-4502-b353-2618ca3b9e1f.webp?v=1765439935 (1) Tested GE 6BY6 Tube Date Code 57-48 Pentagrid Amplifier Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6au5gt-tube-date-code-ju-general-electric-6au5-gt-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_c20cbc59-c366-49c9-8836-7dd191a04609.webp?v=1765440010 (1) Tested Very Strong GE 6AU5GT Tube Date Code JU General Electric 6AU5 GT (b) https://classiccurrents.com/products/1-tested-rca-12sl7gt-tube-black-plates-code-dd-cleaver-brooks-box-12sl7-gt-f 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_a0a05cb0-c1c2-4bef-a4fe-17f589f6dccf.webp?v=1765440081 (1) Tested RCA 12SL7GT Tube Black Plates Code DD Cleaver Brooks Box 12SL7 GT (f) https://classiccurrents.com/products/1-tested-philco-5u4gb-tube-date-code-55-07-sylvania-eia-5u4-gb-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_edd26f79-9ed1-4df5-9120-bc04dbc88d50.webp?v=1765440232 (1) Tested Philco 5U4GB Tube Black Ribbed Plates Square Halo Getter Code 55-07 https://classiccurrents.com/products/1-tested-amperex-6dj8-ecc88-tube-bugle-boy-date-code-107-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_257d1a42-e862-4566-9d19-3b0dfef0578a.webp?v=1765440363 (1) Tested Amperex 6DJ8/ECC88 Tube Bugle Boy Date Code 107 Twin Triode Tube https://classiccurrents.com/products/1-tested-gm-delco-7a7-tube-date-code-a7-gm-7a7-tube-loctal-loktal-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_4d92aac3-b8fa-4bcf-b134-1e9179a2e6ab.webp?v=1765440436 (1) Tested GM Delco 7A7 Tube Date Code A7 GM 7A7 Tube Loctal Loktal Tube (a) https://classiccurrents.com/products/1-tested-magnavox-6al5-tube-date-code-9-13-sylvania-eia-code-6al5-twin-diode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_ddaf4d67-1705-41b9-af1e-05969e48142c.webp?v=1765440898 (1) Tested Magnavox 6AL5 Tube Date Code 9-13 Sylvania EIA Code 6AL5 Twin Diode https://classiccurrents.com/products/1-tested-rca-12ea6-tube-with-box-date-code-mb-black-plate-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_31f02a84-8a21-43e0-8cbd-b22015ccbfdf.webp?v=1765440962 (1) Tested RCA 12EA6 Tube with Box Date Code MB Black Plate Pentode Tube (a) https://classiccurrents.com/products/1-tested-strong-tung-sol-12ax4gtb-tube-date-code-px3-tung-sol-12ax4-gtb-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_f4947ed0-e3ff-4059-87bb-375f0260209c.webp?v=1765467100 (1) Tested Strong Tung-Sol 12AX4GTB Tube Date Code PX3 Tung Sol 12AX4 GTB Tube https://classiccurrents.com/products/1-tested-ge-35w4-tube-with-box-date-code-63-48-red-letter-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_bff35620-e16a-42a5-86d2-83c26842320a.webp?v=1765467175 (1) Tested GE 35W4 Tube with Box Date Code 63-48 Red Letter Half Wave Rectifier https://classiccurrents.com/products/1-tested-cbs-6dq6b-tube-date-code-60-52-cbs-6dq6-b-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_03e5b851-cec3-47fb-9805-e3ac929d58a2.webp?v=1765467273 (1) Tested CBS 6DQ6B Tube Date Code 60-52 CBS 6DQ6 B Beam Power Tube https://classiccurrents.com/products/lot-of-10-tested-vintage-no-67-clear-bayonet-12v-globe-miniature-lamps-bulbs 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_07096271-c66e-47af-8bfe-2bbda2068491.webp?v=1765467361 Lot of (10) Tested Vintage No. 67 Clear Bayonet 12V Globe Miniature Lamps Bulbs https://classiccurrents.com/products/1-tested-strong-rca-6cd6ga-tube-with-box-date-code-ml-rca-6cd6-ga-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_f146b931-c098-4f5f-a35e-e430af23cbbf.webp?v=1765467438 (1) Tested Strong RCA 6CD6GA Tube with Box Date Code ML RCA 6CD6 GA Tube https://classiccurrents.com/products/1-tested-admiral-ef184-6ej7-tube-great-britain-code-1022-ef184-tube-6ej7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_bfb89093-7fac-4248-950d-81e51f2352fe.webp?v=1765467513 (1) Tested Admiral EF184/6EJ7 Tube Great Britain Code 1022 EF184 Tube 6EJ7 Tube https://classiccurrents.com/products/1-tested-rca-0d3-tube-date-code-6122-rca-0d3-voltage-regulator-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_58fd97c7-277f-4f36-9481-967e0de7d165.webp?v=1765467606 (1) Tested RCA 0D3 Tube Date Code 6122 RCA 0D3 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-strong-admiral-19au4-tube-by-rca-date-code-57-22-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_4855b452-fa0f-4454-bcc7-6c043a26dba9.webp?v=1765467829 (1) Tested Strong Admiral 19AU4 Tube by RCA Date Code 57-22 Half Wave Rectifier https://classiccurrents.com/products/1-tested-philco-japan-6lu8-tube-date-code-4h-high-mu-triode-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_ffea00be-f2ab-4866-a2f0-5fde2bbd27d0.webp?v=1765467891 (1) Tested Philco Japan 6LU8 Tube Date Code 4H High Mu Triode Beam Power Tube https://classiccurrents.com/products/1-tested-westinghouse-6bk7b-tube-date-code-69-58-6bk7-b-tube-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_69676016-aa62-47c7-9008-002327192795.webp?v=1765467958 (1) Tested Westinghouse 6BK7B Tube Date Code 69-58 6BK7 B Tube Twin Triode Tube https://classiccurrents.com/products/matched-pair-philco-6sn7gtb-tubes-black-angle-plates-57-04-57-08-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_b86c4bb6-cb90-4d49-85ca-cbe23554dd7d.webp?v=1765468050 Matched Pair Philco 6SN7GTB Tubes Black Angle Plates 57-04 57-08 6SN7GT https://classiccurrents.com/products/1-tested-rca-6gw6-6dq6b-tube-date-code-by-rca-6gw6-tube-6dq6-b-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_667bf360-175b-4038-acaf-6d333e8f5b25.webp?v=1765468147 (1) Tested RCA 6GW6/6DQ6B Tube Date Code BY RCA 6GW6 Tube 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-rca-cunningham-type-41-tube-engraved-base-date-code-j12-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_0cc4f252-165e-41cb-9ee1-618670b15410.webp?v=1765468212 (1) Tested RCA Cunningham Type 41 Tube Engraved Base Date Code J12 Power Pentode https://classiccurrents.com/products/tested-matched-pair-ge-6sn7-gta-tubes-copper-grid-posts-horseshoe-4-09-2-52 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_5213003e-5dfc-4c95-8ed4-9faae591d56a.webp?v=1765468294 Tested Matched Pair GE 6SN7 GTA Tubes Copper Grid Posts Horseshoe 4-09 & 2-52 https://classiccurrents.com/products/1-tested-1970-western-electric-404a-tube-black-plates-square-halo-code-7039 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_bf24eee7-ecc3-4197-b389-38d62ca8173d.webp?v=1765468439 (1) Tested 1970 Western Electric 404A Tube Black Plates Square Halo Code 7039 https://classiccurrents.com/products/1-tested-lindal-16gy5-tube-beam-power-amplifier-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_4939e801-cef0-4017-885b-16cae595bc03.webp?v=1765468510 (1) Tested Lindal 16GY5 Tube Beam Power Amplifier Vacuum Tube https://classiccurrents.com/products/1-tested-philco-6au8a-tube-with-box-date-code-6504-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_ab336842-34f0-436e-8efd-4aee14ddd153.webp?v=1765468712 (1) Tested Philco 6AU8A Tube with Box Date Code 6504 Triode Pentode https://classiccurrents.com/products/1-tested-balanced-1944-ww2-ken-rad-jan-ckr-12sc7-tube-vt-268-us-military-box 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_462d092c-5891-483d-ac7b-36648465077e.webp?v=1765468787 (1) Tested Balanced 1944 WW2 Ken-Rad JAN CKR 12SC7 Tube VT-268 & US Military Box https://classiccurrents.com/products/tested-matched-balanced-pair-1973-western-electric-415a-tubes-codes-7326-7339 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_841d82cc-51c0-4069-8fcb-af1f6300e7a9.webp?v=1765474479 Tested Matched Balanced Pair 1973 Western Electric 415A Tubes Codes 7326 & 7339 https://classiccurrents.com/products/1-tested-ge-32et5a-tube-date-code-sk-general-electric-32et5-a-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_ac9bf58a-97c4-4d96-a03c-b1c83b94700e.webp?v=1765474551 (1) Tested GE 32ET5A Tube Date Code SK General Electric 32ET5 A Pentode Tube (a) https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-0-48-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_01be0e19-b7b9-4a5d-8456-eddf3f53faed.webp?v=1765474615 (1) Tested RCA 6W4GT Tube Date Code 0-48 RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-very-strong-rca-12sa7-tube-date-code-jbr-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_6ba1ba65-cb78-4452-bc63-ee38ba8705a7.webp?v=1765476305 (1) Tested Very Strong RCA 12SA7 Tube Date Code JBR Converter Tube https://classiccurrents.com/products/1-tested-itt-12gn7-12hg7-tube-code-2a-made-in-japan-pentode-12gn7-tube-12hg7 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_7e4adae3-5d4e-4b3e-aecb-d9445aa89da6.webp?v=1765476365 (1) Tested ITT 12GN7/12HG7 Tube Code 2A Made in Japan Pentode 12GN7 Tube 12HG7 https://classiccurrents.com/products/tested-matched-pair-brt-radio-ech81-tubes-6aj8-tubes-with-boxes-codes-yd1-7h 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_58717f47-fd04-462d-a583-3bd992f08251.webp?v=1765477166 Tested Matched Pair BRT Radio ECH81 Tubes (6AJ8 Tubes) with Boxes Codes YD1 7H https://classiccurrents.com/products/1-tested-tung-sol-5u4gb-tube-smooth-black-plates-dual-getters-619-3-5u4-gb 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_641591be-304e-438d-818d-5ae14b3a0d05.webp?v=1765477258 (1) Tested 1956 Tung Sol 5U4GB Tube Smooth Black Plates Dual Getters Code 619-3 https://classiccurrents.com/products/1-tested-crosley-35w4-tube-date-code-852-crosley-35w4-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_238fef2e-8695-4e47-a544-e5982d5c5d6a.webp?v=1765477318 (1) Tested Crosley 35W4 Tube Date Code 852 Crosley 35W4 Half Wave Rectifier Tube https://classiccurrents.com/products/tested-matched-pair-1969-western-electric-415a-tubes-codes-6926-and-6952 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_d532feaf-da75-4a59-ac8d-ba69cc7fe02f.webp?v=1765477379 Tested Matched Pair 1969 Western Electric 415A Tubes Codes 6926 and 6952 https://classiccurrents.com/products/1-tested-balanced-unbranded-6fq7-tube-medium-mu-twin-triode-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_ed4750ea-5ecf-432e-acf1-99df06ce3541.webp?v=1765477430 (1) Tested Balanced Unbranded 6FQ7 Tube Medium Mu Twin Triode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-rca-6cy5-tube-with-box-date-code-dr-screen-grid-tetrode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_8d835446-06e0-4c7e-8f18-7a6ee7ade656.webp?v=1765477501 (1) Tested RCA 6CY5 Tube with Box Date Code DR Screen Grid Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-amperex-6360-tube-date-code-h2-146h-made-in-holland-twin-tetrode-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_5e744213-975c-4bb6-bd57-0e19c47d0f96.webp?v=1765477575 (1) Tested Amperex 6360 Tube Date Code H2 146H Made in Holland Twin Tetrode (c) https://classiccurrents.com/products/1-tested-silvertone-18fw6a-tube-date-code-226-remote-cutoff-pentode-18fw6-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_cc1010d3-e7a7-4424-a395-8388d404b4eb.webp?v=1765477641 (1) Tested Silvertone 18FW6A Tube Date Code 226 Remote Cutoff Pentode 18FW6 A https://classiccurrents.com/products/1-tested-magnavox-6cw5-el86-tube-holland-pentode-tube-6cw5-tube-el86-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_24afe824-b71e-49bf-b400-5f951fa8aaa1.webp?v=1765477761 (1) Tested Magnavox 6CW5/EL86 Tube Holland Pentode Tube 6CW5 Tube EL86 Tube https://classiccurrents.com/products/1-tested-rca-6jc6a-tube-with-box-date-code-hz-rca-6jc6-a-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_310445de-b5d9-4030-8e4a-d030cb5d598b.webp?v=1765477835 (1) Tested RCA 6JC6A Tube with Box Date Code HZ RCA 6JC6 A Pentode Tube https://classiccurrents.com/products/1-tested-1970-western-electric-415a-tube-black-plates-square-getter-code-7026 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_abedee14-6aae-4276-8b73-4cb08c4af06e.webp?v=1765477904 (1) Tested 1970 Western Electric 415A Tube Black Plates Square Getter Code 7026 https://classiccurrents.com/products/1-tested-sylvania-6sn7gtb-tube-black-plates-halo-date-code-bf-ahg-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_b002c9b3-7f94-4c6f-85d7-67ba5abab804.webp?v=1765477956 (1) Tested 1967 Sylvania 6SN7GTB Tube Black Plates Halo Code bf AHG 6SN7GT https://classiccurrents.com/products/1-tested-ge-6dq6b-6gw6-tube-date-code-cy-6gw6-tube-6dq6-b-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_21bc8b11-7b45-40fb-8da4-0682885347bf.webp?v=1765478025 (1) Tested GE 6DQ6B/6GW6 Tube Date Code CY 6GW6 Tube 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-rca-6ax4gt-tube-date-code-ky-rca-6ax4-gt-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_9997f88b-00f3-40c9-9b07-15eec6ff3404.webp?v=1765478091 (1) Tested RCA 6AX4GT Tube Date Code KY RCA 6AX4 GT Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-ge-6x8-tube-with-box-date-code-61-22-triode-pentode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_59c9adbb-5f0a-4453-a406-6c50e5bb6276.webp?v=1765478193 (1) Tested GE 6X8 Tube with Box Date Code 61-22 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-unbranded-12by7a-tube-sharp-cutoff-pentode-12by7-a-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_a7a3c640-62a2-482b-a5c3-7306a422f62d.webp?v=1765478251 (1) Tested Unbranded 12BY7A Tube Sharp Cutoff Pentode 12BY7 A Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6cu5-with-box-date-code-ded-hh-black-plate-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_4670fb4b-4a2b-42f0-8f7c-be9921862b75.webp?v=1765478312 (1) Tested Sylvania 6CU5 with Box Date Code DED hh Black Plate Power Pentode https://classiccurrents.com/products/lot-of-2-nos-new-radio-shack-14-screw-base-lamps-no-14-bulbs-miniature-lamps 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_0e81177f-7627-4dbd-a6ff-289723449612.webp?v=1765478364 Lot of (2) NOS New Radio Shack #14 Screw Base Lamps No. 14 Bulbs Miniature Lamps https://classiccurrents.com/products/1-tested-strong-and-balanced-rca-6fq7-6cg7-tube-rca-6fq7-6cg7-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_76cfb0d6-139c-4f2a-bc7e-3edd2b05b1a1.webp?v=1765478462 (1) Tested Strong and Balanced RCA 6FQ7/6CG7 Tube RCA 6FQ7 6CG7 Tube (a) https://classiccurrents.com/products/1-tested-military-sylvania-jan-chs-6sn7wgta-tube-black-plates-6sn7-wgta 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_a47b0cb4-5b3e-4452-beaf-d438ee5b0a31.webp?v=1765478530 (1) Tested Military Sylvania JAN CHS 6SN7WGTA Tube Black Plates 6SN7 WGTA https://classiccurrents.com/products/1-tested-lsa-living-sounds-audio-6sn7-tube-gray-plates-date-code-t022-twin-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_a741de4c-7c07-4876-b9c7-82326caca52f.webp?v=1765478601 (1) Tested LSA Living Sounds Audio 6SN7 Tube Gray Plates Date Code T022 Twin (a) https://classiccurrents.com/products/1-tested-amperex-7c5-tube-loctal-tube-amperex-beam-power-vacuum-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_3c385723-e43f-4585-a7ca-29d0176cfeac.webp?v=1765479230 (1) Tested Amperex 7C5 Tube Loctal Tube Amperex Beam Power Vacuum Loktal Tube https://classiccurrents.com/products/1-tested-tung-sol-6r7gt-tube-tung-sol-6r7-gt-tube-twin-diode-medium-mu-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_66e35cbb-da28-423e-854d-98ac7ae201a9.webp?v=1765479307 (1) Tested Tung-Sol 6R7GT Tube Tung Sol 6R7 GT Tube Twin Diode Medium Mu Triode https://classiccurrents.com/products/1-tested-rca-6at6-tube-with-box-date-code-bf-twin-diode-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_35fde144-8612-4c5a-bedb-efd4a40090e3.webp?v=1765479483 (1) Tested RCA 6AT6 Tube with Box Date Code BF Twin Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-ge-6jv8-tube-with-box-date-code-fi-general-electric-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_bd4cb1c3-a6af-4f80-b7ea-e18679d0762c.webp?v=1765479580 (1) Tested GE 6JV8 Tube with Box Date Code FI General Electric Triode Pentode https://classiccurrents.com/products/1-tested-zenith-6hs8-tube-date-code-642-sharp-cutoff-twin-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_4d04b200-4378-4f16-94e8-98e2c926d673.webp?v=1765479634 (1) Tested Zenith 6HS8 Tube Date Code 642 Sharp Cutoff Twin Pentode Tube https://classiccurrents.com/products/1-tested-balanced-mullard-eb91-tube-6al5-date-code-242-j2-british-made 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_33aab844-ea0c-4fc9-a637-f481c5e83d03.webp?v=1765479702 (1) Tested Balanced Mullard EB91 Tube (6AL5) Date Code 242 J2 British Made https://classiccurrents.com/products/tested-matched-pair-1944-military-rca-jan-crc-12sf7-tubes-codes-h5e-boxes-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_0cd31f1c-b8fc-4dd2-a666-0c22398ab6d5.webp?v=1765479775 Tested Matched Pair 1944 Military RCA JAN CRC 12SF7 Tubes Codes H5E & Boxes (a) https://classiccurrents.com/products/1-tested-rca-8fq7-8cg7-tube-date-code-ew-rca-8fq7-tube-rca-8cg7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_411f30ba-50c4-4c2d-a043-5a084686339b.webp?v=1765479888 (1) Tested RCA 8FQ7/8CG7 Tube Date Code EW RCA 8FQ7 Tube RCA 8CG7 Tube https://classiccurrents.com/products/1-tested-rca-25l6gt-g-tube-date-code-s3-rca-25l6-gt-g-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_8dbeca76-c9cf-4ad5-b27c-d71a363d92bb.webp?v=1765479953 (1) Tested RCA 25L6GT/G Tube Date Code S3 RCA 25L6 GT G Beam Power Tube https://classiccurrents.com/products/1-tested-western-electric-jw-6ak5-tube-black-plate-square-angled-d-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_55a89764-3b14-4d18-bf64-17e85c98d4da.webp?v=1765480019 (1) Tested Western Electric JW 6AK5 Tube Black Plate Square Angled D Getter https://classiccurrents.com/products/1-tested-amperex-ebc90-6at6-tube-code-y23-9l-ebc90-6at6-twin-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_9580e7ff-ea91-4814-94fa-1b0330aaa72c.webp?v=1765480078 (1) Tested Amperex EBC90/6AT6 Tube Code Y23◢9L EBC90 6AT6 Twin Diode Triode Tube https://classiccurrents.com/products/1-tested-rca-6jf6-tube-date-code-ef-rca-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_0d506ccd-9740-4c15-8923-1b3e1a29c675.webp?v=1765480232 (1) Tested RCA 6JF6 Tube Date Code EF RCA Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-zenith-6au6-tube-zenith-6au6-sharp-cut-off-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_564aede9-e866-4570-9954-18126df3bf27.webp?v=1765480386 (1) Tested Zenith 6AU6 Tube Zenith 6AU6 Sharp Cut Off Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-1953-western-electric-337a-tube-date-code-326-variable-mu-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_08501318-993f-4117-820b-b2747bc56f18.webp?v=1765480444 (1) Tested 1953 Western Electric 337A Tube Date Code 326 Variable Mu Pentode https://classiccurrents.com/products/1-tested-sylvania-12jn8-tube-with-box-date-code-zab-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_059946c3-d74f-46bc-8762-6f502c0a00ea.webp?v=1765480637 (1) Tested Sylvania 12JN8 Tube with Box Date Code ZAB Triode Pentode Tube https://classiccurrents.com/products/1-tested-unbranded-7c5-tube-7c5-loctal-tube-loktal-tube-beam-power-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_6b688411-4629-462d-b94f-addf021e709c.webp?v=1765480694 (1) Tested Unbranded 7C5 Tube 7C5 Loctal Tube Loktal Tube Beam Power Tube (b) https://classiccurrents.com/products/1-tested-magnavox-6dq6a-tube-japan-date-code-go2-6dq6-a-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_a536d25b-f6a4-490c-a17a-695236265e03.webp?v=1765480756 (1) Tested Magnavox 6DQ6A Tube Japan Date Code GO2 6DQ6 A Power Tube https://classiccurrents.com/products/1-tested-ge-cge-6u8a-tube-date-code-l8co-triode-pentode-converter-6u8-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_d5c65b34-d78a-4ec0-b55d-c003792b9d51.webp?v=1765480820 (1) Tested GE CGE 6U8A Tube Date Code L8CO Triode Pentode Converter 6U8 A Tube https://classiccurrents.com/products/1-tested-sylvania-5cl8a-tube-date-code-da-agd-medium-mu-triode-sharp-tetrode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_8d3b1df4-2fae-4d4d-a74e-acf665c2aa81.webp?v=1765481060 (1) Tested Sylvania 5CL8A Tube Date Code da AGD Medium Mu Triode Sharp Tetrode https://classiccurrents.com/products/matched-pair-sylvania-6sn7gtb-tubes-codes-kf-ha-black-plates-halo-gets-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_c08716ec-9f02-4537-99fd-2d9086b0e3d4.webp?v=1765481121 Matched Pair Sylvania 6SN7GTB Tubes Codes KF HA Black Plates Halo Gets 6SN7GT https://classiccurrents.com/products/1-tested-lionel-corp-25c5-tube-made-in-japan-date-code-535-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_fe4cbfcf-d48c-42b7-9c9c-37e3f119faf2.webp?v=1765481238 (1) Tested Lionel Corp 25C5 Tube Made in Japan Date Code 535 Beam Power Tube https://classiccurrents.com/products/tested-matched-pair-rca-6sn7-gta-tubes-copper-grid-posts-black-plates-713-509 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_06714427-2ec5-409f-b870-1519cb263066.webp?v=1765482511 Tested Matched Pair RCA 6SN7 GTA Tubes Copper Grid Posts Black Plates 713 & 509 https://classiccurrents.com/products/1-tested-very-strong-cbs-25l6gt-tube-date-code-60-17-25l6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_a7389c3b-367e-4b6d-88a9-40a9b4cce7d7.webp?v=1765482592 (1) Tested Very Strong CBS 25L6GT Tube Date Code 60-17 25L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-6av5gt-tube-date-605-sylvania-6av5-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_de2097de-a60b-404e-ab61-127a838e4d72.webp?v=1765482651 (1) Tested Very Strong Sylvania 6AV5GT Tube Date 605 Sylvania 6AV5 GT Tube https://classiccurrents.com/products/1-tested-strong-rca-12h6-tube-with-cleaver-brooks-box-date-code-de-diode-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_3fa3f2d4-e8d7-4a6d-a1d1-eb8310bc57e2.webp?v=1765482752 (1) Tested Strong 1970 RCA 12H6 Tube with Cleaver Brooks Box Code DE Diode (d) https://classiccurrents.com/products/1-tested-jhy-955-tube-jhy-955-acorn-tube-vt-121-medium-mu-triode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_922e547d-b122-4858-82ac-519de1c9422f.webp?v=1765482802 (1) Tested JHY-955 Tube JHY 955 Acorn Tube VT-121 Medium Mu Triode Tube (b) https://classiccurrents.com/products/1-tested-strong-rca-25l6gt-tube-date-code-aa-rca-25l6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_6f91abf5-c7a5-4b3b-b823-8c7f43eb47e7.webp?v=1765482857 (1) Tested Strong RCA 25L6GT Tube Date Code AA RCA 25L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-12br7-tube-with-box-date-code-bf-jek-twin-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_0beb2b5f-69af-4dd8-8a94-3840cd683715.webp?v=1765482917 (1) Tested Sylvania 12BR7 Tube with Box Date Code bf JEK Twin Diode Triode Tube https://classiccurrents.com/products/1-tested-ge-6dc6-tube-with-box-date-code-ck-general-electric-6dc6-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_5a8a6026-8ade-4612-86b0-1e1ffde4af9a.webp?v=1765482995 (1) Tested GE 6DC6 Tube with Box Date Code CK General Electric 6DC6 Tube (b) https://classiccurrents.com/products/tested-matched-pair-rca-6sn7-gt-tubes-copper-grid-posts-black-plates-352-430 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_373eb21c-a5a2-4b62-ba08-7bebb1a141e7.webp?v=1765483193 Tested Matched Pair RCA 6SN7 GT Tubes Copper Grid Posts Black Plates 352 & 430 https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-date-code-352-sylvania-green-logo-6w4-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_04bdc845-defe-4970-b37e-8c966c1e2dd0.webp?v=1765483267 (1) Tested Sylvania 6W4GT Tube Date Code 352 Sylvania Green Logo 6W4 GT Tube https://classiccurrents.com/products/1-tested-magnavox-6ew6-tube-date-code-235-japan-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_7e36cd12-d6a8-4942-835d-de00e8d2c7c9.webp?v=1765483343 (1) Tested Magnavox 6EW6 Tube Date Code 235 Japan Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-delco-6v6gt-tube-date-code-125-sylvania-eia-6v6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_498e88d0-05a0-476f-9eee-e1e7ba986e29.webp?v=1765483435 (1) Tested Delco 6V6GT Tube Date Code 125 Sylvania EIA 6V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-very-strong-rca-17bs3a-tube-half-wave-rectifier-17bs3-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_7655d813-7d1f-4556-aa3d-e33d8963e9ac.webp?v=1765483503 (1) Tested Very Strong RCA 17BS3A Tube Half Wave Rectifier 17BS3 A Tube https://classiccurrents.com/products/1-tested-amperite-13-4-ballast-tube-current-regulating-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_e5d77973-be84-4bc4-af0f-b1d89758e7cf.webp?v=1765483591 (1) Tested Amperite 13-4 Ballast Tube Current Regulating Tube (c) https://classiccurrents.com/products/1-tested-strong-zenith-4bz6-tube-date-code-68-04-ge-eia-code-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_9b5f1a50-eda1-40bc-9f17-e41d1ea74574.webp?v=1765483654 (1) Tested Strong Zenith 4BZ6 Tube Date Code 68-04 GE EIA Code Pentode Tube (b) https://classiccurrents.com/products/1-tested-tele-tone-25l6gt-tube-date-code-9-26-rca-eia-teletone-25l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_c8ec7656-eab5-4914-a76c-209be2a6684e.webp?v=1765483710 (1) Tested Tele-Tone 25L6GT Tube Date Code 9-26 RCA EIA TeleTone 25L6 GT Tube https://classiccurrents.com/products/1-tested-garod-6ac7-tube-date-code-0-09-garod-6ac7-sharp-cut-off-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_65d2c553-4bbf-4793-8ca5-1bd9fb47475c.webp?v=1765483766 (1) Tested Garod 6AC7 Tube Date Code 0-09 Garod 6AC7 Sharp Cut Off Pentode (a) https://classiccurrents.com/products/1-tested-strong-sylvania-12bq6gta-tube-code-ga-mfk-12bq6-gta-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_10531234-d1d1-428b-9b71-ca76fbaecea6.webp?v=1765483824 (1) Tested 1960 Sylvania 12BQ6GTA Tube Code GA MFK 12BQ6 GTA Beam Power Tube https://classiccurrents.com/products/1-tested-ge-5y4g-tube-date-code-0-09-general-electric-5y4-g-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_65ebdab9-d4f1-44e1-bcf6-2141dfbc3b96.webp?v=1765483888 (1) Tested GE 5Y4G Tube Date Code 0-09 General Electric 5Y4 G Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-19c8-tube-with-box-date-code-2-52-triple-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_63cb2689-fcfe-4ed8-b3c6-12fadbe02468.webp?v=1765483990 (1) Tested Sylvania 19C8 Tube with Box Date Code 2-52 Triple Diode Triode Tube https://classiccurrents.com/products/1-tested-magnavox-6bz6-tube-date-code-344-made-in-japan-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_4e6e3418-9b18-4ebd-9e6a-bdb4fe25c4f1.webp?v=1765484054 (1) Tested Magnavox 6BZ6 Tube Date Code 344 Made in Japan Pentode Tube https://classiccurrents.com/products/1-tested-1972-western-electric-408a-tube-black-plates-o-halo-getter-code-7226 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_3839ca5b-1458-4ef0-b4bb-f48427dde6ec.webp?v=1765484115 (1) Tested 1972 Western Electric 408A Tube Black Plates O Halo Getter Code 7226 https://classiccurrents.com/products/1-tested-rca-6cb6-tube-with-box-sharp-cut-off-pentode-tube-tv-10-tested-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_4270355e-0298-4af0-a08f-b762f44900ed.webp?v=1765484171 (1) Tested RCA 6CB6 Tube with Box Sharp Cut Off Pentode Tube TV-10 Tested (a) https://classiccurrents.com/products/1-tested-ge-6cy5-tube-date-code-fe-general-electric-screen-grid-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_8c81b9d4-db86-47cf-bc55-879961211b3f.webp?v=1765484233 (1) Tested GE 6CY5 Tube Date Code FE General Electric Screen Grid Tetrode Tube https://classiccurrents.com/products/tested-matched-balanced-pair-1971-western-electric-415a-tubes-o-ring-getter-7152 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_869bc0b3-f4ec-4655-ab1d-2723f477aed9.webp?v=1765484297 Tested Matched Balanced Pair 1971 Western Electric 415A Tubes O Ring Getter 7152 https://classiccurrents.com/products/1-tested-rca-6ag5-tube-with-box-date-code-kh-rca-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_192a3ebf-5053-42b8-b168-f27160d0881a.webp?v=1765484467 (1) Tested RCA 6AG5 Tube with Box Date Code KH RCA Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-magnavox-6jd6-tube-with-box-made-in-japan-date-code-448-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_dfcf99fc-13b9-41c1-b91e-835a01fdc2db.webp?v=1765484524 (1) Tested Magnavox 6JD6 Tube with Box Made in Japan Date Code 448 Pentode https://classiccurrents.com/products/1-tested-ge-6au6a-tube-with-box-red-letter-6au6-a-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_4858183c-c919-4cf1-9c95-64e707a17d28.webp?v=1765484595 (1) Tested GE 6AU6A Tube with Box Red Letter 6AU6 A Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-jrc-5651-tube-date-code-58-35-voltage-regulator-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_28d3cd88-4434-4acc-a320-667d9a5ec93c.webp?v=1765484650 (1) Tested RCA JRC 5651 Tube Date Code 58-35 Voltage Regulator Tube (b) https://classiccurrents.com/products/1-tested-raytheon-12el6-tube-with-box-code-io4-dual-diode-high-mu-triode-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_3ab47e65-fc52-40b0-8f1a-cbe4dfa3f755.webp?v=1765484716 (1) Tested Raytheon 12EL6 Tube with Box Code IO4 Dual Diode High Mu Triode (c) https://classiccurrents.com/products/1-tested-very-strong-nos-tung-sol-6dq6b-tube-with-box-date-code-rc-3-6dq6-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_e00ecfb4-7424-4e60-9c7d-339d70246e2e.webp?v=1765484779 (1) Tested Very Strong NOS Tung Sol 6DQ6B Tube with Box Date Code RC-3 6DQ6 B https://classiccurrents.com/products/1-tested-raytheon-6sh7-tube-with-box-date-code-304-6sh7-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_e0cca983-52ad-4493-b2dd-e4fe24d7b011.webp?v=1765485497 (1) Tested Raytheon 6SH7 Tube with Box Date Code 304 6SH7 Pentode Tube https://classiccurrents.com/products/1-tested-cbs-6w4gt-tube-date-code-59-43-cbs-6w4-gt-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_154d1e2f-d90b-4ec5-a550-52b73338d917.webp?v=1765485559 (1) Tested CBS 6W4GT Tube Date Code 59-43 CBS 6W4 GT Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-philco-17d4-tube-code-5839-sylvania-eia-code-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_952a767b-596f-4b40-94d2-b9a3e6d63574.webp?v=1765485633 (1) Tested Philco 17D4 Tube Code 5839 Sylvania EIA Code Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-rca-5u4gb-tube-date-code-mr-rca-5u4-gb-full-wave-rectifier-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_edba9f68-342a-43ec-be8b-6ff74b2a5430.webp?v=1765485770 (1) Tested RCA 5U4GB Tube Date Code MR RCA 5U4 GB Full Wave Rectifier Tube (a) https://classiccurrents.com/products/1-tested-ge-6dn6-tube-date-code-mu-general-electric-6dn6-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_f12dbbd4-37ec-49f1-80b0-ec4722bf02a0.webp?v=1765485826 (1) Tested GE 6DN6 Tube Date Code MU General Electric 6DN6 Beam Power Tube (a) https://classiccurrents.com/products/1-tested-balanced-tung-sol-jtl-26z5w-tube-date-code-344-tung-sol-26z5-w-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_16b02107-648d-4054-a451-10e7d68d72f5.webp?v=1765485899 (1) Tested Balanced 1953 Tung-Sol JTL 26Z5W Tube Code 344 Tung Sol 26Z5 W Tube https://classiccurrents.com/products/1-tested-dumont-6as5-tube-date-code-63-01-6as5-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_14d5a776-ac61-4a6b-8f64-1365c7a8b1f1.webp?v=1765485952 (1) Tested Dumont 6AS5 Tube Date Code 63-01 6AS5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-raytheon-6j6-tube-with-box-date-code-626-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_7a68f7d4-a259-4368-af51-4477278bd965.webp?v=1765486017 (1) Tested Raytheon 6J6 Tube with Box Date Code 626 Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-6fq7-tube-long-gray-ladder-plates-side-square-d-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_7b5a781b-586c-43ed-84b8-4bda02638ec4.webp?v=1765486148 (1) Tested RCA 6FQ7 Tube Long Gray Ladder Plates Side Square D Getter https://classiccurrents.com/products/1-tested-ge-12ax4gt-tube-date-code-61-39-12ax4-gt-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_99ae7e82-1ec3-4b0b-87a4-29f5e8fc045a.webp?v=1765486206 (1) Tested GE 12AX4GT Tube Date Code 61-39 12AX4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-ge-6cy7-tube-with-box-date-code-su-general-electric-dual-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_44e6bc81-459d-435d-8c2b-243a12cad248.webp?v=1765486273 (1) Tested GE 6CY7 Tube with Box Date Code SU General Electric Dual Triode Tube https://classiccurrents.com/products/tested-matched-pair-realistic-35z5gt-tubes-gold-clad-japan-with-boxes-35z5-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_c2d2e884-68a3-4b6c-bddd-e0da8b0d475c.webp?v=1765486377 Tested Matched Pair Realistic 35Z5GT Tubes Gold Clad Japan with Boxes 35Z5 GT https://classiccurrents.com/products/1-tested-cbs-hytron-6av5gt-tube-date-code-5343-cbs-6av5-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_c8afb0d7-e6b5-4ae4-8a87-64a7cd4f000c.webp?v=1765486434 (1) Tested CBS Hytron 6AV5GT Tube Date Code 5343 CBS 6AV5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-strong-admiral-6dt6-tube-date-code-57-26-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_d543c72f-65db-40d1-8341-c6d8b2611cd2.webp?v=1765486523 (1) Tested Strong Admiral 6DT6 Tube Date Code 57-26 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-6dt5-tube-with-box-date-code-al-rca-6dt5-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_f9521086-1c1d-43e5-9547-ce85e886dc5e.webp?v=1765486599 (1) Tested RCA 6DT5 Tube with Box Date Code AL RCA 6DT5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-117z3-tube-with-box-date-code-lm-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_4bb51d93-3b12-4d4f-9071-fba62f4501fc.webp?v=1765486662 (1) Tested RCA 117Z3 Tube with Box Date Code LM Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-dumont-6ac7-tube-date-code-4-14-dumont-6ac7-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_155d24a6-5976-4017-bc2f-f051b601b149.webp?v=1765486776 (1) Tested Dumont 6AC7 Tube Date Code 4-14 Dumont 6AC7 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-6t8a-tube-rca-6t8-a-triple-diode-high-mu-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_ce0b9800-65b3-4157-83df-db4168b0a067.webp?v=1765486834 (1) Tested RCA 6T8A Tube RCA 6T8 A Triple Diode High Mu Triode Vacuum Tube https://classiccurrents.com/products/1-tested-1953-western-electric-6028-408a-tube-black-plates-6028-tube-code-326 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_c1848b22-0803-46a1-89d1-d3ca8ce6ffe2.webp?v=1765486928 (1) Tested 1953 Western Electric 6028 408A Tube Black Plates 6028 Tube Code 326 https://classiccurrents.com/products/1-tested-ge-8lt8-tube-date-code-69-52-general-electric-8lt8-twin-diode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_d6dc8552-3379-4ba8-bdf9-f5186279ef2e.webp?v=1765487247 (1) Tested GE 8LT8 Tube Date Code 69-52 General Electric 8LT8 Twin Diode Tube https://classiccurrents.com/products/1-tested-strong-rca-19au4gta-tube-date-code-lz-19au4-gta-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_55e33245-24a1-4dd7-ae7e-11ee62bcfb47.webp?v=1765487304 (1) Tested Strong RCA 19AU4GTA Tube Date Code LZ 19AU4 GTA Half Wave Rectifier https://classiccurrents.com/products/1-tested-westinghouse-6ac7-tube-date-code-1-22-6ac7-sharp-cut-off-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_d22a0c23-db3e-444e-bcb0-e38af1fa9a55.webp?v=1765487366 (1) Tested Westinghouse 6AC7 Tube Date Code 1-22 6AC7 Sharp Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-silvertone-6ax4gtb-tube-date-code-274-silvertone-6ax4-gtb-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_2bd658e0-9495-4b51-99e7-515fb8401be1.webp?v=1765487428 (1) Tested Silvertone 6AX4GTB Tube Date Code 274 Silvertone 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-cbs-hytron-50a5-tube-loktal-tube-50a5-loctal-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_58d959df-d9d7-4485-928d-46ea1b8051cb.webp?v=1765487494 (1) Tested CBS Hytron 50A5 Tube Loktal Tube 50A5 Loctal Beam Power Tube https://classiccurrents.com/products/1-tested-raytheon-jrp-5651-tube-date-code-0-11-voltage-regulator-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_82595b3c-d1b2-4671-a7ba-347da68b656e.webp?v=1765487561 (1) Tested Raytheon JRP 5651 Tube Date Code 0-11 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-rca-50b5-tube-date-code-mb-rca-50b5-beam-power-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_0ec10b2c-a4d5-461f-ad76-3c16332fdba7.webp?v=1765487622 (1) Tested RCA 50B5 Tube Date Code MB RCA 50B5 Beam Power Vacuum Tube (b) https://classiccurrents.com/products/1-tested-silvertone-12ax4gtb-tube-date-code-edg-12ax4-gtb-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_5c22b3c4-f2ff-4ae2-a3a2-64ab8d413769.webp?v=1765487692 (1) Tested Silvertone 12AX4GTB Tube Date Code EDG 12AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-sylvania-5u4gb-tube-halo-getter-smooth-black-plates-de-avh 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_6be165b2-aad1-495b-8750-d99a5248413f.webp?v=1765487755 (1) Tested Balanced Sylvania 5U4GB Tube Halo Getter Smooth Black Plates de AVH https://classiccurrents.com/products/1-tested-ge-6ba8a-tube-date-code-62-35-medium-mu-triode-cutoff-pentode-6ba8-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_612d1376-f306-456d-b995-f0abe8d38494.webp?v=1765487834 (1) Tested GE 6BA8A Tube Date Code 62-35 Medium Mu Triode Cutoff Pentode 6BA8 A https://classiccurrents.com/products/1-tested-arcturus-6d6-tube-date-code-f4-remote-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_bf01a3ee-c5aa-49cf-8e8f-f12bcf8a16f6.webp?v=1765519738 (1) Tested Arcturus 6D6 Tube Date Code F4 Remote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-jrc-5651-tube-date-code-58-35-voltage-regulator-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_d1396c29-14a2-4686-a652-1cfcb5d8257f.webp?v=1765519826 (1) Tested RCA JRC 5651 Tube Date Code 58-35 Voltage Regulator Tube (d) https://classiccurrents.com/products/1-tested-national-electronics-5686-tube-with-box-beam-power-vacuum-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_54cfde36-f149-44e5-b3e7-2682e1019724.webp?v=1765519908 (1) Tested National Electronics 5686 Tube with Box Beam Power Vacuum Tube (a) https://classiccurrents.com/products/1-tested-strong-national-electronics-6c5-tube-with-box-medium-mu-triode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_792e4a5b-55fd-4b3c-a02e-4d627948a31f.webp?v=1765519991 (1) Tested Strong National Electronics 6C5 Tube with Box Medium Mu Triode (a) https://classiccurrents.com/products/1-tested-ge-1k3-1j3-tube-with-box-date-code-sw-1k3-tube-ge-1j3-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_4da21410-bfd2-4e5d-8295-efe70061052c.webp?v=1765520100 (1) Tested GE 1K3/1J3 Tube with Box Date Code SW 1K3 Tube GE 1J3 Tube https://classiccurrents.com/products/1-tested-strong-olympic-12gk17-tube-half-wave-rectifier-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_ba3326ec-175b-410d-ae18-6999ceb21023.webp?v=1765520165 (1) Tested Strong Olympic 12GK17 Tube Half Wave Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-dumont-emerson-6ej7-tube-639-made-in-japan-dumont-emerson-6ej7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_abda2f9b-098d-4076-a540-be7bc4fb497a.webp?v=1765520235 (1) Tested Dumont Emerson 6EJ7 Tube 639 Made in Japan Dumont-Emerson 6EJ7 Tube https://classiccurrents.com/products/1-tested-ge-12bq6ga-12cu6-tube-date-code-58-43-12bq6-ga-tube-12cu6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_780316eb-e3e0-43b5-a395-964c3e4ca59d.webp?v=1765520295 (1) Tested GE 12BQ6GA/12CU6 Tube Date Code 58-43 12BQ6 GA Tube 12CU6 Tube https://classiccurrents.com/products/1-tested-rca-6au6-tube-rca-sharp-cut-off-pentode-vintage-vacuum-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_91de167c-3e71-4e4a-868f-6398abd7f0fc.webp?v=1765520359 (1) Tested RCA 6AU6 Tube RCA Sharp Cut Off Pentode Vintage Vacuum Tube (b) https://classiccurrents.com/products/1-tested-cbs-6w4gt-tube-date-code-6043-cbs-6w4-gt-half-wave-rectifier-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_c7e2ea4b-319b-4c5f-96c4-29afb1352f99.webp?v=1765520457 (1) Tested CBS 6W4GT Tube Date Code 6043 CBS 6W4 GT Half Wave Rectifier (a) https://classiccurrents.com/products/1-tested-strong-rca-12h6-tube-with-cleaver-brooks-box-date-code-de-diode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_249fe227-a557-4f53-a7dc-b0b2880dac99.webp?v=1765520522 (1) Tested Strong 1970 RCA 12H6 Tube with Cleaver Brooks Box Code DE Diode (b) https://classiccurrents.com/products/1-tested-philco-7c5-tube-date-code-p7-philco-loktal-tube-loctal-beam-power 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_5771d068-d7ca-44be-9dc9-760a24ff500a.webp?v=1765520584 (1) Tested Philco 7C5 Tube Date Code P7 Philco Loktal Tube Loctal Beam Power https://classiccurrents.com/products/1-tested-strong-motorola-6cl3-tube-date-code-67-52-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_349d66b2-430c-4b66-a052-96f656669a30.webp?v=1765520643 (1) Tested Strong Motorola 6CL3 Tube Date Code 67-52 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-unbranded-6cg7-tube-medium-mu-twin-triode-vintage-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_062d19b3-6a71-4a14-8d1b-e5193a974f93.webp?v=1765520699 (1) Tested Unbranded 6CG7 Tube Medium-Mu Twin Triode Vintage Vacuum Tube https://classiccurrents.com/products/1-tested-strong-ge-6as5-tube-with-box-date-code-kc-general-electric-6as5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_fea9b283-0ae3-4e8a-a2cd-199dabc5a686.webp?v=1765520823 (1) Tested Strong GE 6AS5 Tube with Box Date Code KC General Electric 6AS5 Tube https://classiccurrents.com/products/1-tested-balanced-ge-12sn7gta-tube-gray-ladder-plates-date-code-5-09-12sn7-gta 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_08538960-4134-40b4-b5ad-61edf0a43184.webp?v=1765520892 (1) Tested Balanced GE 12SN7GTA Tube Gray Ladder Plates Date Code 5-09 12SN7 GTA https://classiccurrents.com/products/1-tested-rca-6bq7a-tube-date-code-mz-rca-6bq7-a-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_42c03afd-5af8-44db-9501-b228d511ccb0.webp?v=1765520962 (1) Tested RCA 6BQ7A Tube Date Code MZ RCA 6BQ7 A Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-national-union-type-46-tube-date-code-du-dual-grid-amplifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_d6be0afd-f082-4cbd-ba2f-e754b9f5819d.webp?v=1765521085 (1) Tested National Union Type 46 Tube Date Code DU Dual Grid Amplifier Tube https://classiccurrents.com/products/1-tested-sylvania-12ax4gta-tube-date-code-035-12ax4-gta-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_0366f930-295c-4199-b2d8-f3a50a4763f6.webp?v=1765521155 (1) Tested 1950 Sylvania 12AX4GTA Tube Code 035 12AX4 GTA Half Wave Rectifier https://classiccurrents.com/products/1-tested-rca-6cu5-with-box-date-code-nf-black-plate-beam-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_61ce2ce3-876d-4d4d-ab73-d77e1c2e7565.webp?v=1765521221 (1) Tested RCA 6CU5 with Box Date Code NF Black Plate Beam Power Pentode Tube https://classiccurrents.com/products/1-tested-strong-hytron-6dt5-tube-with-box-date-code-efd-ne-beam-power-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_c7b714e2-1c07-4a2c-9933-243a7c1ab569.webp?v=1765521286 (1) Tested Strong Hytron 6DT5 Tube with Box Date Code EFD NE Beam Power Tube (d) https://classiccurrents.com/products/1-tested-sylvania-6cl8a-tube-with-box-date-code-ams-sylvania-6cl8-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_90a7f454-d9c2-4da7-9d73-479a64994724.webp?v=1765521349 (1) Tested Sylvania 6CL8A Tube with Box Date Code AMS Sylvania 6CL8 A Tube https://classiccurrents.com/products/1-tested-very-strong-amperex-bugle-boy-ebf80-tube-6n8-date-code-6523 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_31fa76ea-d75c-468b-a57b-1db94b2a86f5.webp?v=1765521409 (1) Tested Very Strong Amperex Bugle Boy EBF80 Tube (6N8) Date Code 6523 https://classiccurrents.com/products/1-tested-sylvania-12v6gt-tube-date-code-426-black-glass-chrome-dome-12v6-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-98_12837e0d-c113-4015-addc-1c2c8df5b7e6.webp?v=1765521474 (1) Tested 1954 Sylvania 12V6GT Tube Code 426 Black Glass Chrome Dome 12V6 GT https://classiccurrents.com/products/1-tested-strong-rogers-2x2-tube-with-box-made-in-canada-vacuum-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-1_93d96348-9d1c-4e5d-8c2f-a8fe2e44996d.webp?v=1765523283 (1) Tested Strong Rogers 2X2 Tube with Box Made in Canada Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-sentinel-6bg6g-tube-date-code-3-35-6bg6-g-tube-ge-eia-code 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_81ffc7f0-880a-43aa-b1f4-b9d4732460a5.webp?v=1765523384 (1) Tested Sentinel 6BG6G Tube Date Code 3-35 6BG6 G Tube GE EIA Code https://classiccurrents.com/products/1-tested-ge-6ax3-compactron-tube-with-box-date-code-jf-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_630ab499-32e5-4236-bc94-be65412e769e.webp?v=1765523475 (1) Tested GE 6AX3 Compactron Tube with Box Date Code JF Half Wave Rectifier https://classiccurrents.com/products/1-tested-rca-6au6-tube-rca-sharp-cut-off-pentode-vintage-vacuum-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_23822160-9413-4eb8-8bdc-ac62d0f659e0.webp?v=1765523582 (1) Tested RCA 6AU6 Tube RCA Sharp Cut Off Pentode Vintage Vacuum Tube (c) https://classiccurrents.com/products/1-tested-zenith-6kt8-tube-high-mu-triode-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_7928f926-7f24-4c30-b033-cf0f0ce1b6b0.webp?v=1765523664 (1) Tested Zenith 6KT8 Tube High Mu Triode Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-14c7-tube-date-code-9-39-loctal-tube-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_77057973-04fb-44f5-823a-9143d9d31b57.webp?v=1765523733 (1) Tested 1949 Sylvania 14C7 Tube Date Code 9-39 Loctal Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-zenith-10jt8-tube-noval-base-9-pin-miniature-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_318b217d-40b8-4ced-99b5-0e518bd9e53d.webp?v=1765523802 (1) Tested Zenith 10JT8 Tube Noval Base 9 Pin Miniature Triode Pentode Tube https://classiccurrents.com/products/vintage-adaptol-no-60-tube-socket-adapter-convert-1t4-tube-to-1n5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_44ca162a-c710-435f-976b-13972eac02c0.webp?v=1765523860 Vintage Adaptol No. 60 Tube Socket Adapter Convert 1T4 Tube to 1N5 Tube https://classiccurrents.com/products/1-tested-rca-50a5-tube-date-code-226-loktal-tube-50a5-loctal-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_c08fc991-5055-4690-a0ac-6a1773f0767c.webp?v=1765523956 (1) Tested RCA 50A5 Tube Date Code 226 Loktal Tube 50A5 Loctal Power Tube (a) https://classiccurrents.com/products/1-tested-rca-type-41-tube-date-code-h6e-meatball-logo-power-pentode-41-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_de642dfc-1f46-485a-8a7b-b033adc5340d.webp?v=1765524017 (1) Tested 1944 RCA Type 41 Tube Code H6E Meatball Logo Power Pentode 41 Tube https://classiccurrents.com/products/1-tested-rca-12ay3a-tube-half-wave-vacuum-rectifier-rca-12ay3-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_a77238ca-0012-4418-b053-026307e370f0.webp?v=1765524081 (1) Tested RCA 12AY3A Tube Half Wave Vacuum Rectifier RCA 12AY3 A Tube https://classiccurrents.com/products/1-tested-rca-6dt5-tube-with-box-date-code-dv-canada-rca-beam-power-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_0ba7e060-3f06-4c13-bd28-5f34d32a95f2.webp?v=1765524146 (1) Tested RCA 6DT5 Tube with Box Date Code DV Canada RCA Beam Power Tube (b) https://classiccurrents.com/products/1-tested-cornell-6eb8-tube-date-code-xrmt-pnh-6gn8-high-mu-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_5b913b98-82ea-416b-8ee3-fa271629a5fe.webp?v=1765524210 (1) Tested Cornell 6EB8 Tube Date Code XRMT-PNH 6GN8 High Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-dumont-12by7a-tube-with-box-code-61-22-round-halo-getter-12by7-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_fbf2fd4d-ede5-41d6-a5e2-f3331230a96a.webp?v=1765524348 (1) Tested Dumont 12BY7A Tube with Box Code 61-22 Round Halo Getter 12BY7 A Tube https://classiccurrents.com/products/1-tested-ge-6j6a-tube-code-cw-general-electric-6j6-a-medium-mu-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_76ffed2a-1257-496d-8639-218350e4c605.webp?v=1765524405 (1) Tested GE 6J6A Tube Code CW General Electric 6J6 A Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-1975-jan-rca-6sg7-tube-with-box-date-code-75-26-rca-6sg7-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_0e94246a-6a4a-4697-9222-e4fdc6c9017b.webp?v=1765524468 (1) Tested 1975 JAN RCA 6SG7 Tube with Box Date Code 75-26 RCA 6SG7 Pentode Tube https://classiccurrents.com/products/1-tested-ge-32et5a-tube-date-code-sk-general-electric-32et5-a-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_0ca9dc2d-f8e2-4257-9def-35e0ebf7c926.webp?v=1765524522 (1) Tested GE 32ET5A Tube Date Code SK General Electric 32ET5 A Pentode Tube (b) https://classiccurrents.com/products/1-tested-strong-zenith-6dq6b-tube-date-code-62-13-zenith-6dq6-b-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_56c458c4-afe6-49fc-8be0-3bfafdf9543d.webp?v=1765524590 (1) Tested Strong Zenith 6DQ6B Tube Date Code 62-13 Zenith 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-sylvania-12av6-tube-date-code-bh-aun-12av6-twin-diode-high-mu-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_f1330b24-f3a4-4fc0-9384-837f0d569733.webp?v=1765524672 (1) Tested Sylvania 12AV6 Tube Date Code bh AUN 12AV6 Twin Diode High Mu Triode https://classiccurrents.com/products/1-tested-rca-17ay3-tube-with-box-rca-17ay3-half-wave-rectifier-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_9f4d4bc3-140d-4a45-9dd4-49bca3236276.webp?v=1765524760 (1) Tested RCA 17AY3 Tube with Box RCA 17AY3 Half Wave Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-raytheon-6cy5-tube-japan-with-box-date-code-s-02-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_cf721fcf-2dbb-4e9f-8e45-5556cf5082a3.webp?v=1765524821 (1) Tested Raytheon 6CY5 Tube Japan with Box Date Code S-02 Tetrode Tube https://classiccurrents.com/products/1-tested-magnavox-6fq7-tube-date-code-509-long-gray-plates-halo-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_ed96e916-126b-41e2-9062-32e33ddeb5ed.webp?v=1765525267 (1) Tested Magnavox 6FQ7 Tube Date Code 509 Long Gray Plates Halo Getter https://classiccurrents.com/products/1-tested-rca-12k8-tube-date-code-109-black-metal-triode-hexode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_3dd4c6c1-ead4-49c7-bce4-a297d6bcca5f.webp?v=1765525338 (1) Tested RCA 12K8 Tube Date Code 109 Black Metal Triode Hexode Converter Tube https://classiccurrents.com/products/1-tested-rca-6ag5-tube-date-code-ls-rca-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_0651331b-51b5-4ae5-bdf6-bd8c88a62e92.webp?v=1765525409 (1) Tested RCA 6AG5 Tube Date Code LS RCA Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-silvertone-6j7gt-tube-date-code-94x-6j7-gt-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_e054206b-a775-4365-905e-4b867c03a314.webp?v=1765525455 (1) Tested Silvertone 6J7GT Tube Date Code 94X 6J7 GT Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-12ba6-tube-date-code-mk-12ba6-remote-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_ed57915b-3119-4ec9-8926-7e2eba5212e4.webp?v=1765525530 (1) Tested 1965 Sylvania 12BA6 Tube Code mk 12BA6 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-5u4gb-tube-date-code-nk-rca-5u4-gb-full-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_a42ff77b-c4da-4f31-8740-9f9419dfe034.webp?v=1765525597 (1) Tested RCA 5U4GB Tube Date Code NK RCA 5U4 GB Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-strong-majestic-6av5gt-tube-date-code-0-39-ge-eia-188-6av5-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_0069830b-9854-4fee-9a8d-75478806a1fc.webp?v=1765525671 (1) Tested Strong Majestic 6AV5GT Tube Date Code 0-39 GE EIA 188 6AV5 GT Tube https://classiccurrents.com/products/1-tested-sylvania-6fq7-tube-date-code-636-sylvania-medium-mu-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_7e9dcd39-cab8-477e-b258-306cca928a92.webp?v=1765525795 (1) Tested Sylvania 6FQ7 Tube Date Code 636 Sylvania Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-3dt6a-tube-with-box-date-code-bm-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_14bf2249-5692-4c43-9a7f-b63ef3d2b40b.webp?v=1765525857 (1) Tested RCA 3DT6A Tube with Box Date Code BM Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-silvertone-6aq5a-tube-silvertone-6aq5-a-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_8e5a5188-c827-4975-bd73-e836fe4a9936.webp?v=1765525917 (1) Tested Silvertone 6AQ5A Tube Silvertone 6AQ5 A Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6cl8a-tube-with-box-date-code-ah-ahz-sylvania-6cl8-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_1826a984-672a-4ed4-a824-1a35b1e6ec50.webp?v=1765526004 (1) Tested Sylvania 6CL8A Tube with Box Date Code ah AHZ Sylvania 6CL8 A Tube https://classiccurrents.com/products/vintage-jfd-sockette-4a-radio-tube-socket-adapter-for-1c5gt-tube-to-3c5gt-tube-1 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_38bb85ee-d75d-4574-89c7-954d97e81c80.webp?v=1765526058 Vintage JFD Sockette 4A Radio Tube Socket Adapter For 1C5GT Tube to 3C5GT Tube https://classiccurrents.com/products/1-tested-1953-sylvania-6bq6gt-tube-date-code-3-26-sylvania-6bq6-gt-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_7115e434-a85d-49aa-9ab1-bb3a496d4b80.webp?v=1765526242 (1) Tested 1953 Sylvania 6BQ6GT Tube Date Code 3-26 Sylvania 6BQ6 GT Power Tube https://classiccurrents.com/products/1-tested-national-union-type-35-tube-engraved-base-date-code-j-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_2cd8ec1c-fcb2-4c2d-bdee-099923703931.webp?v=1765526368 (1) Tested National Union Type 35 Tube Engraved Base Date Code J Tetrode Tube https://classiccurrents.com/products/1-tested-motorola-6dx8-tube-date-code-7m-1584-japan-triode-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_ca77d770-24a8-4bc1-b13d-8941f2454abd.webp?v=1765526440 (1) Tested Motorola 6DX8 Tube Date Code 7M-1584 Japan Triode Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-8fq7-8cg7-tube-date-code-ey-general-electric-8fq7-tube-8cg7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_60d375d8-40de-442f-861c-bb85086d4c9c.webp?v=1765526553 (1) Tested GE 8FQ7/8CG7 Tube Date Code EY General Electric 8FQ7 Tube 8CG7 Tube https://classiccurrents.com/products/1-tested-philco-6k6gt-tube-sylvania-date-code-312-51-26-philco-6k6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_1c0adb12-9e52-4ee3-a420-8fd54425d11b.webp?v=1765526619 (1) Tested Philco 6K6GT Tube Sylvania Date Code 312 51-26 Philco 6K6 GT Tube https://classiccurrents.com/products/1-tested-tung-sol-0z4-tube-date-code-rc-3-tung-sol-0z4-gas-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_54f3af97-4ee1-4880-b22a-f6441f9607f0.webp?v=1765526677 (1) Tested Tung-Sol 0Z4 Tube Date Code RC-3 Tung Sol 0Z4 Gas Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-philco-7z4-tube-tall-bottle-loctal-tube-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_6c5fdff0-8463-4355-a616-80ee0eb4d355.webp?v=1765526775 (1) Tested Balanced Philco 7Z4 Tube Tall Bottle Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-zenith-6jc5-6jb5-6he5-tube-zenith-6jc5-6jb5-6he5-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_5c3c58e8-56a1-486f-8e69-4185f19b7af9.webp?v=1765526921 (1) Tested Zenith 6JC5 6JB5 6HE5 Tube Zenith 6JC5/6JB5/6HE5 Beam Power Tube https://classiccurrents.com/products/1-tested-dumont-emerson-6gm6-tube-date-code-2aa3-made-in-japan-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_0995f09a-8dd2-4a87-8f39-98bc436027d9.webp?v=1765527105 (1) Tested Dumont Emerson 6GM6 Tube Date Code 2AA3 Made in Japan Pentode Tube https://classiccurrents.com/products/1-tested-unbranded-6jb5-tube-vintage-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_9821b838-9462-4852-911a-1eb3e2f63067.webp?v=1765527162 (1) Tested Unbranded 6JB5 Tube Vintage Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6bg6g-tube-date-code-ae-rca-6bg6-g-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_f5f99237-b41b-415b-b1ff-e1326995e9a3.webp?v=1765527282 (1) Tested RCA 6BG6G Tube Date Code AE RCA 6BG6 G Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6dt5-tube-with-box-date-code-dv-canada-rca-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_5146a8a8-0a11-4c05-b00a-d53fe7ac44e0.webp?v=1765558705 (1) Tested RCA 6DT5 Tube with Box Date Code DV Canada RCA Beam Power Tube (a) https://classiccurrents.com/products/1-tested-sylvania-2n68-pnp-germanium-power-transistor-with-original-box 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_a1e60ab6-fc27-47f2-91d5-b67c73ebe218.webp?v=1765558791 (1) Tested Sylvania 2N68 PNP Germanium Power Transistor with Original Box https://classiccurrents.com/products/1-tested-sylvania-32et5a-tube-with-box-date-code-bau-32et5-a-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_f843fb5e-3bed-4757-8697-9926c5a03325.webp?v=1765559204 (1) Tested Sylvania 32ET5A Tube with Box Date Code BAU 32ET5 A Power Tube (a) https://classiccurrents.com/products/1-tested-very-strong-rca-6bk5-tube-with-box-date-code-cl-rca-6bk5-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_c5074ba5-3f24-4b92-ab06-037507bc9c1d.webp?v=1765560486 (1) Tested Very Strong RCA 6BK5 Tube with Box Date Code CL RCA 6BK5 Tube (c) https://classiccurrents.com/products/1-tested-national-union-70l7gt-tube-date-code-5226-pentode-rectifier-70l7-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_18c1de64-919a-4edb-91d2-6645a5327a28.webp?v=1765560556 (1) Tested National Union 70L7GT Tube Date Code 5226 Pentode Rectifier 70L7 GT https://classiccurrents.com/products/1-tested-rca-50x6-tube-with-box-code-252-loctal-rectifier-doubler 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_787bb0ac-ea14-41f3-a6cf-5e353471a4cb.webp?v=1765560712 (1) Tested RCA 50X6 Tube with Box Code 252 Loctal Rectifier Doubler https://classiccurrents.com/products/1-tested-arcturus-6sh7-tube-date-code-1050-arcturus-6sh7-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_f46e209e-f8fa-4031-a07a-f0ac15831bdd.webp?v=1765560774 (1) Tested Arcturus 6SH7 Tube Date Code 1050 Arcturus 6SH7 Pentode Tube https://classiccurrents.com/products/1-tested-ge-6eh7-ef183-tube-date-code-lf-made-in-great-britain-6eh7-tube-ef183 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_dd38b8fd-bc59-4184-8080-b6b6eb60d797.webp?v=1765561735 (1) Tested GE 6EH7/EF183 Tube Date Code LF Made in Great Britain 6EH7 Tube EF183 https://classiccurrents.com/products/1-tested-rca-12l6gt-tube-with-box-date-code-kn-rca-12l6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_3065d1a0-cd56-4baa-b9c7-5b6717ea6c77.webp?v=1765561813 (1) Tested RCA 12L6GT Tube with Box Date Code KN RCA 12L6 GT Tube https://classiccurrents.com/products/1-tested-westinghouse-12ax4gtb-tube-with-box-date-code-67-52-canada-12ax4-gtb 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_db2f4ced-9640-4e91-9b9b-05e4a71931c7.webp?v=1765561881 (1) Tested Westinghouse 12AX4GTB Tube with Box Date Code 67-52 Canada 12AX4 GTB https://classiccurrents.com/products/vintage-adaptol-no-131-tube-socket-adapter-convert-12sk7-tube-to-12sa7-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_7270572b-ed5f-47cc-a0ad-be7b383953db.webp?v=1765562061 Vintage Adaptol No. 131 Tube Socket Adapter Convert 12SK7 Tube to 12SA7 Tube (d) https://classiccurrents.com/products/1-tested-amperite-13-4-ballast-tube-current-regulating-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_a58a33c6-b9f3-42b0-8e90-a29951162ebd.webp?v=1765562963 (1) Tested Amperite 13-4 Ballast Tube Current Regulating Tube (b) https://classiccurrents.com/products/1-tested-rca-6al5-tube-date-code-ao-6al5-twin-diode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_a2b88360-b5f4-4714-8ac4-494fd8d30c43.webp?v=1765563783 (1) Tested RCA 6AL5 Tube Date Code AO 6AL5 Twin Diode Vacuum Tube https://classiccurrents.com/products/1-tested-amperex-6cy5-tube-with-box-date-code-68-30-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_17cd73d5-b73a-46bc-9466-36efe214d0ca.webp?v=1765563974 (1) Tested Amperex 6CY5 Tube with Box Date Code 68-30 Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-mullard-blackburn-el91-tube-6am5-date-code-1241-b2-pentode-output 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_5a7d10aa-5d60-48a8-bf84-665a2dcb2a64.webp?v=1765564083 (1) Tested Mullard Blackburn EL91 Tube (6AM5) Date Code 1241 B2 Pentode Output https://classiccurrents.com/products/1-tested-westinghouse-1b3gt-tube-date-code-7r35-1b3-gt-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_cd3782ec-2dbd-495a-b977-a001c3c7f146.webp?v=1765564154 (1) Tested Westinghouse 1B3GT Tube Date Code 7R35 1B3 GT Half Wave Rectifier https://classiccurrents.com/products/1-tested-rca-6cu5-with-box-date-code-cv-black-plate-beam-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_e4baec4f-9856-410d-abf1-2a6aee100abd.webp?v=1765564242 (1) Tested RCA 6CU5 with Box Date Code CV Black Plate Beam Power Pentode Tube https://classiccurrents.com/products/1-tested-rca-6cl6-tube-date-code-3-13-rca-6cl6-power-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_c9e3bd29-25ec-4747-97ae-a52cb24c8d24.webp?v=1765564314 (1) Tested RCA 6CL6 Tube Date Code 3-13 RCA 6CL6 Power Pentode Tube https://classiccurrents.com/products/1-tested-ge-5u4gb-tube-smooth-black-plates-side-d-getter-code-59-48-5u4-gb 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_66dd3939-442e-4741-985c-96b3e3755add.webp?v=1765564375 (1) Tested GE 5U4GB Tube Smooth Black Plates Side D Getter Code 59-48 5U4 GB https://classiccurrents.com/products/1-tested-delco-6k6gt-tube-date-code-248-power-pentode-delco-6k6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_7a3fce5b-7237-43f3-8e44-041ac6b09360.webp?v=1765564493 (1) Tested Delco 6K6GT Tube Date Code 248 Power Pentode Delco 6K6 GT Tube https://classiccurrents.com/products/1-tested-rca-5z3-tube-date-code-830-rca-full-wave-vacuum-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_50380fd3-3048-4d11-9530-936e3cf48545.webp?v=1765564567 (1) Tested RCA 5Z3 Tube Date Code 830 RCA Full Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6az8-tube-with-box-date-code-kg-medium-mu-triode-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_425d6bc9-ab56-46ee-935f-29d354fe95f9.webp?v=1765564662 (1) Tested RCA 6AZ8 Tube with Box Date Code KG Medium Mu Triode Cutoff Pentode https://classiccurrents.com/products/1-tested-rca-12ed5-tube-with-box-date-code-af-rca-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_dfb188c8-fa52-442d-8f66-12bb591d8311.webp?v=1765564813 (1) Tested RCA 12ED5 Tube with Box Date Code AF RCA Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-5v3-tube-date-code-nr-acr-5v3-full-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_ddd8c471-9ed5-4c4c-acc1-cbca2c308caf.webp?v=1765564899 (1) Tested Sylvania 5V3 Tube Date Code NR ACR 5V3 Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-1941-western-electric-rca-12j5gt-tube-s1-vt-135-us-army-signal-corp 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_089e8eb6-b50e-4326-9787-3a9482e76d45.webp?v=1765566733 (1) Tested 1941 Western Electric RCA 12J5GT Tube S1 VT-135 US Army Signal Corp https://classiccurrents.com/products/1-tested-philco-12gn7-tube-japan-cool-chassis-gray-plate-halo-getter-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_3e994123-8448-4c4e-9c3a-cc5fd58769f8.webp?v=1765566865 (1) Tested Philco 12GN7 Tube Japan Cool Chassis Gray Plate Halo Getter Pentode https://classiccurrents.com/products/1-tested-sylvania-35y4-tube-half-wave-rectifier-loctal-tube-loktal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_b3ad85af-2e6f-4b05-b578-43e299e1435b.webp?v=1765566986 (1) Tested Sylvania 35Y4 Tube Half Wave Rectifier Loctal Tube Loktal Tube https://classiccurrents.com/products/tested-matched-pair-1970-western-electric-415a-tubes-black-plate-codes-7026-7052 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_7f4aceb7-b1b1-4882-8f61-707d5cab32d7.webp?v=1765567066 Tested Matched Pair 1970 Western Electric 415A Tubes Black Plate Codes 7026 7052 https://classiccurrents.com/products/1-tested-ge-17ax4gta-tube-date-code-62-35-general-electric-17ax4-gta-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_21cf967b-4794-4d5a-8e78-70caddb1b927.webp?v=1765567132 (1) Tested GE 17AX4GTA Tube Date Code 62-35 General Electric 17AX4 GTA Tube https://classiccurrents.com/products/1-tested-zenith-10gn8-tube-high-mu-triode-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_ca50f05c-25a9-4f84-aa2f-e047cf52690c.webp?v=1765567272 (1) Tested Zenith 10GN8 Tube High Mu Triode Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-strong-ge-50b5-tube-with-box-date-code-60-52-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_a0cf7fee-d2a3-4724-9f8c-1b51d90af17f.webp?v=1765567347 (1) Tested Strong GE 50B5 Tube with Box Date Code 60-52 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-itt-6bc8-tube-with-box-made-in-japan-date-code-321-twin-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_89f33d87-2c73-44d0-a8fe-41e03d5adc80.webp?v=1765568474 (1) Tested ITT 6BC8 Tube with Box Made in Japan Date Code 321 Twin Triode https://classiccurrents.com/products/1-tested-raytheon-7x7-tube-code-752-loktal-tube-loctal-tube-diode-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_1595ad89-7836-4f77-849a-7385d9b8804d.webp?v=1765568554 (1) Tested Raytheon 7X7 Tube Code 752 Loktal Tube Loctal Tube Diode Triode Tube https://classiccurrents.com/products/1-tested-automatic-12fr8-tube-medium-mu-triode-remote-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_4cb663a4-a028-4fbd-9d6e-7419ae7617fa.webp?v=1765568620 (1) Tested Automatic 12FR8 Tube Medium Mu Triode Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-type-24-tube-engraved-base-24-tube-sharp-cutoff-tetrode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_ae3ecf66-ce21-4375-a4bd-6e920fd9f3bb.webp?v=1765568687 (1) Tested Tung-Sol Type 24 Tube Engraved Base 24 Tube Sharp Cutoff Tetrode (b) https://classiccurrents.com/products/1-tested-1971-western-electric-415a-tube-black-plate-o-ring-getter-code-7152 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_0890b862-7e9d-49e1-acc4-4581df4d3745.webp?v=1765570842 (1) Tested 1971 Western Electric 415A Tube Black Plate O Ring Getter Code 7152 https://classiccurrents.com/products/1-tested-tung-sol-type-24-tube-engraved-base-tung-sol-24-tetrode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_f30198e1-df59-4c84-a069-ecb068e8e6bd.webp?v=1765570916 (1) Tested Tung-Sol Type 24 Tube Engraved Base Tung Sol 24 Tetrode Tube (c) https://classiccurrents.com/products/1-tested-strong-unbranded-6jb6-tube-9-pin-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_c42f125d-22f4-437b-83df-4c065f84b93b.webp?v=1765570983 (1) Tested Strong Unbranded 6JB6 Tube 9 Pin Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-zenith-6sd7gt-tube-date-code-y4r-zenith-6sd7-gt-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_76dcdea3-eb80-4d46-972d-023c1e73d2e4.webp?v=1765571046 (1) Tested Zenith 6SD7GT Tube Date Code Y4R Zenith 6SD7 GT Pentode Tube https://classiccurrents.com/products/1-tested-strong-rca-jan-crc-6ab7-tube-vt-176-date-code-v3e-pentode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_3eb1f636-4bc0-47de-8cde-e39c4ed46abc.webp?v=1765571110 (1) Tested Strong RCA JAN CRC 6AB7 Tube VT-176 Date Code V3E Pentode Tube (b) https://classiccurrents.com/products/1-tested-strong-motorola-19au4-tube-date-code-57-17-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_b5b4cd2e-a05f-403f-ad8a-299bbd52dcd0.webp?v=1765571172 (1) Tested Strong Motorola 19AU4 Tube Date Code 57-17 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-rca-8fq7-8cg7-tube-date-code-ek-rca-8fq7-tube-rca-8cg7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_125faa2f-a091-4cfc-a5b8-8c52b314cad1.webp?v=1765571226 (1) Tested RCA 8FQ7/8CG7 Tube Date Code EK RCA 8FQ7 Tube RCA 8CG7 Tube https://classiccurrents.com/products/1-tested-raytheon-1dn5-tube-with-box-date-code-c12-diode-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_67346b24-df6b-48a2-8e7b-9e37313a5952.webp?v=1765571284 (1) Tested Raytheon 1DN5 Tube with Box Date Code C12 Diode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-ken-rad-35l6gt-tube-date-code-7-09-ken-rad-35l6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_c5f76545-8d7c-47c0-8e6c-8bf7ad80706c.webp?v=1765571342 (1) Tested Ken-Rad 35L6GT Tube Date Code 7-09 Ken Rad 35L6 GT Beam Power Tube https://classiccurrents.com/products/vintage-jfd-sockette-20a-radio-tube-socket-adapter-6k8-tube-to-7b5-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_89945319-baf7-4b22-b578-be0274aff4ef.webp?v=1765571476 Vintage JFD Sockette 20A Radio Tube Socket Adapter 6K8 Tube to 7B5 Tube https://classiccurrents.com/products/1-tested-balanced-rca-5u4gb-tube-black-ribbed-plates-top-side-o-getter-code-bw 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_52a01b55-81d9-416d-9392-c6876a05429b.webp?v=1765571566 (1) Tested Balanced RCA 5U4GB Tube Black Ribbed Plates Top Side O Getter Code BW https://classiccurrents.com/products/1-tested-sylvania-2af4b-tube-date-code-xy-medium-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_b5b82efa-d2fe-4fee-8c7c-47f30ac551e1.webp?v=1765571626 (1) Tested Sylvania 2AF4B Tube Date Code XY Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-rca-6t8a-tube-date-code-bu-rca-6t8-a-triple-diode-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_87b0c5ed-898b-4401-96b8-c1fe841a1970.webp?v=1765571691 (1) Tested RCA 6T8A Tube Date Code BU RCA 6T8 A Triple Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-ge-6sh7-tube-date-code-cz-general-electric-6sh7-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_6c731b08-9e46-4b51-84eb-63f02d4c7d9d.webp?v=1765571785 (1) Tested GE 6SH7 Tube Date Code CZ General Electric 6SH7 Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-7c5-tube-date-code-813-sylvania-7c5-loctal-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_f98bca82-1008-437c-bc27-97a430b67d92.webp?v=1765571860 (1) Tested 1958 Sylvania 7C5 Tube Code 813 Sylvania 7C5 Loctal Beam Power Tube https://classiccurrents.com/products/1-tested-crosley-by-ken-rad-6sk7-tube-date-code-k9-remote-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_ab5e7e04-bb5f-40a2-b7bd-a0e853ed9720.webp?v=1765571915 (1) Tested Crosley By Ken Rad 6SK7 Tube Date Code K9 Remote Cutoff Pentode https://classiccurrents.com/products/1-tested-strong-sylvania-6v3a-tube-date-code-gf-yan-sylvania-6v3-a-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_a3e16f6c-be40-4702-a471-267d682d17c5.webp?v=1765571998 (1) Tested Strong 1960 Sylvania 6V3A Tube Code GF YAN Sylvania 6V3 A Rectifier https://classiccurrents.com/products/1-tested-strong-westinghouse-6w4gt-tube-date-code-8r26-westinghouse-6w4-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_12571e67-1a87-4ff2-90a1-9812d012cecd.webp?v=1765572060 (1) Tested Strong Westinghouse 6W4GT Tube Date Code 8R26 Westinghouse 6W4 GT https://classiccurrents.com/products/1-tested-national-union-25z5-tube-date-code-lr-rectifier-doubler-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_49098634-dfaa-41ce-9a1a-060393917a26.webp?v=1765572109 (1) Tested National Union 25Z5 Tube Date Code LR Rectifier Doubler Tube https://classiccurrents.com/products/1-tested-silvertone-8fq7-tube-silvertone-medium-mu-twin-triode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_e1d7e7e6-9e1d-4139-b5a6-1357363cd51e.webp?v=1765572284 (1) Tested Silvertone 8FQ7 Tube Silvertone Medium Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-12ax4gta-tube-date-code-57-35-general-electric-12ax4-gta-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_ef34a2bc-e376-41de-8036-4065ad0b255b.webp?v=1765572337 (1) Tested GE 12AX4GTA Tube Date Code 57-35 General Electric 12AX4 GTA Tube https://classiccurrents.com/products/1-tested-ge-5au4-tube-date-code-60-30-general-electric-5au4-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_b25525a2-2b06-408b-aeb0-e0b232b7baaa.webp?v=1765572395 (1) Tested GE 5AU4 Tube Date Code 60-30 General Electric 5AU4 Rectifier Tube https://classiccurrents.com/products/untested-ge-1d21-sn4-tube-date-code-64-30-cold-cathode-neon-flash-strobotron 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_96eb6d34-427a-4165-a4a1-fbe0b841b130.webp?v=1765572776 Untested GE 1D21/SN4 Tube Date Code 64-30 Cold Cathode Neon Flash Strobotron https://classiccurrents.com/products/1-tested-ge-117z3-tube-date-code-2-17-general-electric-half-wave-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_1f2a0012-3d6d-41a4-9678-297dda5f95b9.webp?v=1765572842 (1) Tested GE 117Z3 Tube Date Code 2-17 General Electric Half Wave Rectifier https://classiccurrents.com/products/1-tested-raytheon-12el6-tube-with-box-dual-diode-high-mu-triode-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_ae84d978-576a-4004-bb14-e97f29dcd08a.webp?v=1765572914 (1) Tested Raytheon 12EL6 Tube with Box Dual Diode High Mu Triode Tube (b) https://classiccurrents.com/products/vintage-adaptol-no-131-tube-socket-adapter-convert-12sk7-tube-to-12sa7-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_d146c0b8-1594-471a-966d-1c22cc339262.webp?v=1765572970 Vintage Adaptol No. 131 Tube Socket Adapter Convert 12SK7 Tube to 12SA7 Tube (b) https://classiccurrents.com/products/1-tested-rca-6aq5a-tube-rca-6aq5-a-date-code-69-39-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_b6a95786-3cee-4772-9c0f-6980720cfdfe.webp?v=1765573051 (1) Tested RCA 6AQ5A Tube RCA 6AQ5 A Date Code 69-39 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6dq5-tube-date-code-eg-agt-sylvania-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_df616c70-5e32-4bed-95a5-36a24fdab202.webp?v=1765573110 (1) Tested Sylvania 6DQ5 Tube Date Code eg AGT Sylvania Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-1963-northern-electric-408a-tube-made-in-canada-date-code-6313 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_8972007e-fb5a-452a-98ff-5b206aa47e14.webp?v=1765573167 (1) Tested 1963 Northern Electric 408A Tube Made in Canada Date Code 6313 https://classiccurrents.com/products/vintage-jfd-sockette-24a-radio-tube-socket-adapter-for-6sd7gt-tube-to-7a7-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_3bc60de1-e2df-4c7f-b29d-bcb19862d7db.webp?v=1765573308 Vintage JFD Sockette 24A Radio Tube Socket Adapter For 6SD7GT Tube to 7A7 Tube https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-i 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_1392847c-b7b1-470f-86b2-ba4528e4ca72.webp?v=1765573408 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (i) https://classiccurrents.com/products/1-tested-ge-25ec6-tube-date-code-58-30-general-electric-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_480d1742-02fd-4b9e-b58f-2444c8cfdb27.webp?v=1765573460 (1) Tested GE 25EC6 Tube Date Code 58-30 General Electric Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-3gk5-tube-with-box-date-code-gb-akp-high-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_18cc9407-86e2-4cc2-bcec-3fd6aef45d44.webp?v=1765573527 (1) Tested Sylvania 3GK5 Tube with Box Date Code gb AKP High Mu Triode Tube https://classiccurrents.com/products/1-tested-strong-ge-6sa7-tube-with-box-date-code-61-04-pentagrid-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_9f8e616e-832f-433d-aaf6-0b4d3c8cf81d.webp?v=1765573615 (1) Tested Strong GE 6SA7 Tube with Box Date Code 61-04 Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-ge-6ax4gtb-tube-date-code-mz-general-electric-6ax4-gtb-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_c02793e2-acf7-412a-bb07-fcb5a297e7bd.webp?v=1765573685 (1) Tested GE 6AX4GTB Tube Date Code MZ General Electric 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-1951-sylvania-jan-chs-7s7-tube-and-box-code-126-loctal-triode-heptode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_e549fabd-61da-4db8-93d2-c8116993d945.webp?v=1765573765 (1) Tested 1951 Sylvania JAN CHS 7S7 Tube and Box Code 126 Loctal Triode Heptode https://classiccurrents.com/products/1-tested-strong-rca-6au5gt-tube-date-code-035-rca-6au5-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_3da21171-d412-48e3-959f-d62753040190.webp?v=1765574164 (1) Tested Strong RCA 6AU5GT Tube Date Code 035 RCA 6AU5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-philco-6sa7-tube-date-code-50-39-pentagrid-converter-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_a709807e-4cb2-474e-a61a-e29ea5c37d37.webp?v=1765574237 (1) Tested Philco 6SA7 Tube Date Code 50-39 Pentagrid Converter Vacuum Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-12sf7-tube-date-code-h5e-mil-spec-12sf7-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_5b4c100b-69f1-48f9-a803-500fe78812f6.webp?v=1765574284 (1) Tested RCA JAN CRC 12SF7 Tube Date Code H5E Mil Spec 12SF7 Cutoff Pentode https://classiccurrents.com/products/1-tested-realistic-lifetime-6kt8-tube-gold-pins-triode-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_ce93479c-2d8f-43d0-8b96-c89ee3c7aecc.webp?v=1765574345 (1) Tested Realistic Lifetime 6KT8 Tube Gold Pins Triode Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-strong-shield-6w4gt-tube-shield-6w4-gt-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_38289bfb-7cab-4faa-ae5a-661712c1ed29.webp?v=1765574409 (1) Tested Strong Shield 6W4GT Tube Shield 6W4 GT Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-unbranded-hitachi-japan-35l6gt-tube-made-in-japan-35l6-gt-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_1af9bc5f-a5d3-45bd-9dd6-e75beb35db91.webp?v=1765574515 (1) Tested Unbranded Hitachi Japan 35L6GT Tube Made in Japan 35L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-rca-12au7a-ecc82-tube-date-code-afc-with-box-rca-12au7-a-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_b40c8b04-dbd2-42d2-bf53-492a43b1f518.webp?v=1765574720 (1) Tested RCA 12AU7A ECC82 Tube Date Code AFC with Box RCA 12AU7 A Tube (a) https://classiccurrents.com/products/1-tested-philco-6b8g-tube-date-code-6s-engraved-base-6b8-g-twin-diode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_9e5fbaed-73ae-4a2d-bf2e-3682e9ec722d.webp?v=1765574786 (1) Tested Philco 6B8G Tube Date Code 6S Engraved Base 6B8 G Twin Diode Pentode https://classiccurrents.com/products/1-tested-raytheon-12el6-tube-with-box-code-io4-dual-diode-high-mu-triode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_14004e43-45e5-4815-bb22-24e73bb9cf03.webp?v=1765574866 (1) Tested Raytheon 12EL6 Tube with Box Code IO4 Dual Diode High Mu Triode (a) https://classiccurrents.com/products/1-tested-ge-1l4-tube-with-box-date-code-60-48-general-electric-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_eafe3632-e54b-4dba-b5b5-8a1049dd2247.webp?v=1765575346 (1) Tested GE 1L4 Tube with Box Date Code 60-48 General Electric Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6cb6-tube-date-code-cg-dbt-pentode-sylvania-6cb6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_699b3ea2-957f-4d72-8850-4e5dddb7602c.webp?v=1765575402 (1) Tested Sylvania 6CB6 Tube Date Code cg DBT Pentode Sylvania 6CB6 Tube https://classiccurrents.com/products/1-tested-rca-1a7gt-tube-with-box-date-code-lf-1a7-gt-tube-pentagrid-converter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_d67057d5-fe4e-48e4-ac50-846e7b1962de.webp?v=1765575490 (1) Tested RCA 1A7GT Tube with Box Date Code LF 1A7 GT Tube Pentagrid Converter https://classiccurrents.com/products/1-tested-crosley-50c6g-tube-date-code-030-rca-eia-50c6-g-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_8fd61ea6-3a5c-431d-abb5-ed3e1e20b167.webp?v=1765576006 (1) Tested Crosley 50C6G Tube Date Code 030 RCA EIA 50C6 G Beam Power Tube https://classiccurrents.com/products/1-tested-tung-sol-12at7-tube-high-mu-twin-triode-vintage-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_5efd9fad-e95c-4777-9a4d-aeafd19e9eb8.webp?v=1765576074 (1) Tested Tung-Sol 12AT7 Tube High-Mu Twin Triode Vintage Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-12ca5-tube-with-box-date-code-dea-nr-12ca5-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_10197a65-2c58-4b15-a6fb-6565843830e7.webp?v=1765576160 (1) Tested Sylvania 12CA5 Tube with Box Date Code DEA NR 12CA5 Beam Power Tube https://classiccurrents.com/products/1-tested-rca-3au6-tube-with-box-date-code-fb-sharp-cutoff-pentode-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_8254544c-20c9-42d2-a4d1-dd272236035b.webp?v=1765576233 (1) Tested RCA 3AU6 Tube with Box Date Code FB Sharp Cutoff Pentode (b) https://classiccurrents.com/products/1-tested-gm-delco-7a7-tube-date-code-a7-gm-7a7-tube-loctal-loktal-tube-b 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_60f06372-a5c4-4b2b-999f-c2c3aaa9f6ba.webp?v=1765576669 (1) Tested GM Delco 7A7 Tube Date Code A7 GM 7A7 Tube Loctal Loktal Tube (b) https://classiccurrents.com/products/1-tested-rca-35b5-tube-with-box-date-code-213-beam-power-output-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_6a9bb8e5-43dd-4324-842d-0329b1064316.webp?v=1765576728 (1) Tested RCA 35B5 Tube with Box Date Code 213 Beam Power Output Tube https://classiccurrents.com/products/1-tested-ken-rad-12k8-tube-date-code-k5-r-ge-eia-triode-hexode-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_db7ab28d-5502-43fc-b703-7cf280c27f34.webp?v=1765576791 (1) Tested Ken-Rad 12K8 Tube Date Code K5-R GE EIA Triode Hexode Converter Tube https://classiccurrents.com/products/1-tested-1943-rca-u-s-navy-2x2-879-tube-ww2-tube-crc-2x2-879-date-code-k3e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_a2734840-eb56-4fae-80c5-678170d4e1fe.webp?v=1765576852 (1) Tested 1943 RCA U.S. Navy 2X2/879 Tube WW2 Tube CRC 2X2 879 Date Code K3E https://classiccurrents.com/products/1-tested-strong-rca-jan-crc-6ab7-tube-vt-176-date-code-v3e-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_88006cdc-8fb0-48db-8d2a-b9e70ac081b2.webp?v=1765576911 (1) Tested Strong RCA JAN CRC 6AB7 Tube VT-176 Date Code V3E Pentode Tube (a) https://classiccurrents.com/products/1-tested-1965-western-electric-415a-tube-black-plate-square-getter-code-6539 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_3357e4dd-b37a-4546-9c9d-553c23b9d115.webp?v=1765577710 (1) Tested 1965 Western Electric 415A Tube Black Plate Square Getter Code 6539 https://classiccurrents.com/products/1-tested-sylvania-6gm6-tube-date-code-hc-aeu-pentode-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_74b3f914-5a54-42e6-8f8d-344f89e99551.webp?v=1765577772 (1) Tested Sylvania 6GM6 Tube Date Code hc AEU Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6cg8a-tube-code-ln-general-electric-6cg8-a-tube-triode-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_8e91dd38-54f9-41b5-95f1-bd56a44a5fe6.webp?v=1765579130 (1) Tested GE 6CG8A Tube Code LN General Electric 6CG8 A Tube Triode Pentode https://classiccurrents.com/products/1-tested-rca-6bh8-tube-with-box-date-code-bz-6bh8-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_fb853ded-e635-4d44-9e6d-87adf03479be.webp?v=1765579197 (1) Tested RCA 6BH8 Tube with Box Date Code BZ 6BH8 Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-3ce5-tube-with-box-date-code-mi-sharp-cutoff-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_0b4d8591-ecf3-4a50-8585-30e36396730f.webp?v=1765579271 (1) Tested RCA 3CE5 Tube with Box Date Code MI Sharp Cutoff Pentode Tube (a) https://classiccurrents.com/products/1-tested-very-strong-sylvania-6j6a-tube-code-if-jas-6j6-a-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_8ea54007-e9b3-406b-b38c-89da4cf34e73.webp?v=1765579325 (1) Tested Very Strong Sylvania 6J6A Tube Code if JAS 6J6 A Twin Triode Tube https://classiccurrents.com/products/1-tested-capehart-jrc-6ak6-tube-date-code-3-35-power-amplifier-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_5f96bab0-a685-407d-8df4-b21cd52a62e5.webp?v=1765579385 (1) Tested Capehart JRC 6AK6 Tube Date Code 3-35 Power Amplifier Pentode Tube https://classiccurrents.com/products/1-tested-rca-12ea6-tube-with-box-date-code-mb-black-plate-pentode-tube-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_41826551-8803-4707-a1ce-6a5f565dfba3.webp?v=1765579455 (1) Tested RCA 12EA6 Tube with Box Date Code MB Black Plate Pentode Tube (e) https://classiccurrents.com/products/1-tested-sylvania-jan-chs-7c7-tube-loktal-tube-7c7-loctal-sharp-cutoff-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_2e482f1c-9ff6-49f9-b33c-98c345cc413e.webp?v=1765579529 (1) Tested Sylvania JAN CHS 7C7 Tube Loktal Tube 7C7 Loctal Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-strong-magnavox-12gn7a-tube-black-plates-halo-pentode-12gn7-a-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_5a2bf28e-f663-49fa-9c89-2d89d8c82492.webp?v=1765579667 (1) Tested Strong Magnavox 12GN7A Tube Black Plates Halo Pentode 12GN7 A Tube https://classiccurrents.com/products/1-tested-strong-rca-31lq6-tube-date-code-in-power-sweep-tube-with-original-box 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_b3be067b-f0c1-444e-961a-a5bb59aa0f89.webp?v=1765579759 (1) Tested Strong RCA 31LQ6 Tube Date Code IN Power Sweep Tube with Original Box https://classiccurrents.com/products/1-tested-cunningham-type-58-tube-date-code-y6-remote-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_d21dae10-3d36-44f7-bc9f-2bc661511c93.webp?v=1765579822 (1) Tested Cunningham Type 58 Tube Date Code Y6 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-6br8a-tube-with-box-date-code-cb-rca-triode-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_14fc644a-5b08-460c-9af3-5520829a42b0.webp?v=1765579887 (1) Tested RCA 6BR8A Tube with Box Date Code CB RCA Triode Pentode Tube https://classiccurrents.com/products/1-tested-ge-12at7-ecc81-tube-date-code-sy-ge-12at7-ecc81-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_81228e45-0646-4985-a135-ca260614c614.webp?v=1765579954 (1) Tested GE 12AT7/ECC81 Tube Date Code SY GE 12AT7 ECC81 Twin Triode Tube https://classiccurrents.com/products/1-tested-sylvania-117z3-tube-with-box-date-code-1-13-half-wave-rectifier-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_c5e32b5d-6b23-475c-b83f-7b7e385e3404.webp?v=1765580026 (1) Tested 1951 Sylvania 117Z3 Tube with Box Code 1-13 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-philco-6k7-tube-date-code-p9-philco-pentode-black-metal-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_7323ac5b-72e0-4324-a1ab-6a1c92919c37.webp?v=1765580091 (1) Tested Philco 6K7 Tube Date Code P9 Philco Pentode Black Metal Tube https://classiccurrents.com/products/1-tested-rca-12ea6-tube-with-box-date-code-nm-silver-plate-pentode-tube-c 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_a1d081d4-a6b8-4446-b658-ccaae7c63edb.webp?v=1765580218 (1) Tested RCA 12EA6 Tube with Box Date Code NM Silver Plate Pentode Tube (c) https://classiccurrents.com/products/1-tested-philco-6cb5a-tube-date-code-1063-philco-6cb5-a-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_d9987878-88a8-4887-8f67-ade21defddfb.webp?v=1765580465 (1) Tested Philco 6CB5A Tube Date Code EXT Philco 6CB5 A Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-strong-ken-rad-12at6-tube-date-code-6-30-twin-diode-high-mu-triode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_bcd9a51c-6dbd-4861-8e22-1f25c415148b.webp?v=1765580527 (1) Tested Strong Ken-Rad 12AT6 Tube Date Code 6-30 Twin Diode High Mu Triode https://classiccurrents.com/products/1-tested-strong-rca-6ag7-tube-date-code-h1e-rca-meatball-logo-power-pentode 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_d779c401-094f-484a-bb00-6d3ee62abe8f.webp?v=1765580579 (1) Tested Strong 1944 RCA 6AG7 Tube Date Code H1E RCA Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rad-tel-6bq6ga-6cu6-tube-date-code-5-66-6bq6-gtb-tube-6cu6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_35a8b12e-532c-49da-aae0-324cb347bf9b.webp?v=1765580645 (1) Tested Rad-Tel 6BQ6GA/6CU6 Tube Date Code 5-66 6BQ6 GTB Tube 6CU6 Tube https://classiccurrents.com/products/1-tested-ge-6k6gt-tube-date-code-59-48-general-electric-6k6-gt-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_970e61fc-fdd7-4e67-a99c-2b5459441b96.webp?v=1765580714 (1) Tested GE 6K6GT Tube Date Code 59-48 General Electric 6K6 GT Pentode Tube https://classiccurrents.com/products/1-tested-rca-victor-6l7-tube-date-code-839-rca-pentagrid-mixer-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_f345daca-5645-4a4d-b4c9-3f4c5f15e515.webp?v=1765580778 (1) Tested RCA Victor 6L7 Tube Date Code 839 RCA Pentagrid Mixer Vacuum Tube https://classiccurrents.com/products/untested-sylvania-13-27681-4-redblue-tube-photomultiplier-flying-spot-scanners 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_934d8cd7-5959-4308-a8c7-23438747292b.webp?v=1765581003 Untested Sylvania 13-27681-4 RedBlue Tube Photomultiplier Flying Spot Scanners https://classiccurrents.com/products/1-tested-balanced-rca-6sn7gtb-tube-coin-base-black-plates-code-gl-apg-6sn7gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_d4748626-fe43-4681-a0c1-89cc340849b4.webp?v=1765582691 (1) Tested Balanced RCA 6SN7GTB Tube Coin Base Black Plates Code GL APG 6SN7GT https://classiccurrents.com/products/1-tested-ge-type-57-tube-date-code-7-04-rca-eia-code-57-tube-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_3205974b-606b-4011-87a0-940a8872028c.webp?v=1765907185 (1) Tested GE Type 57 Tube Date Code 7-04 RCA EIA Code 57 Tube Pentode Tube https://classiccurrents.com/products/1-tested-strong-rca-12h6-tube-with-cleaver-brooks-box-date-code-de-diode-e 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_bbcaa407-8e01-482f-8e8a-a457c0838422.webp?v=1765909252 (1) Tested Strong 1970 RCA 12H6 Tube with Cleaver Brooks Box Code DE Diode (e) https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-56-43-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_0959dbee-247d-4ab9-b71f-28195659f934.webp?v=1765911272 (1) Tested RCA 6W4GT Tube Date Code 56-43 RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-ge-6bg6g-tube-date-code-8-48-general-electric-6bg6-g-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_9e91d338-c072-455d-804b-b940edb5198e.webp?v=1765911339 (1) Tested GE 6BG6G Tube Date Code 8-48 General Electric 6BG6 G Vacuum Tube https://classiccurrents.com/products/1-tested-tung-sol-type-24-tube-engraved-base-24-tube-sharp-cutoff-tetrode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_061d5d7b-46e7-44e6-bb80-3f51961e8ab8.webp?v=1765911410 (1) Tested Tung-Sol Type 24 Tube Engraved Base 24 Tube Sharp Cutoff Tetrode (a) https://classiccurrents.com/products/1-tested-national-union-6ae5g-tube-date-code-dn-black-plate-low-mu-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_72973e9b-cac4-46fb-b498-e2b79ff1132c.webp?v=1765911475 (1) Tested National Union 6AE5G Tube Date Code DN Black Plate Low Mu Triode Tube https://classiccurrents.com/products/lot-of-12-vintage-regency-monitoradio-scanner-pushbutton-slider-knobs 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_d2f18db7-63b1-4533-aece-4619b9c49a3e.webp?v=1765911831 Lot of (12) Vintage Regency Monitoradio Scanner Pushbutton Slider Knobs https://classiccurrents.com/products/1-nos-tested-cbs-6ah4gt-tube-date-code-xc-cbs-6ah4-gt-tube-with-box 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_3196d463-de0b-4773-9edc-df4e6d0e2c68.webp?v=1765915701 (1) NOS Tested CBS 6AH4GT Tube Date Code XC CBS 6AH4 GT Tube with Box https://classiccurrents.com/products/1-tested-sylvania-6bl7gta-tube-date-code-fg-acl-sylvania-6bl7-gta-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_b3a6810e-d7ef-4a6d-8309-9835501991a0.webp?v=1765915777 (1) Tested 1959 Sylvania 6BL7GTA Tube Date Code FG ACL Sylvania 6BL7 GTA Tube https://classiccurrents.com/products/1-tested-very-strong-rca-6gy6-tube-date-code-ct-6gy6-sharp-cutoff-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_e287199a-ce85-42f3-ae20-b6a76e562fe8.webp?v=1765915837 (1) Tested Very Strong RCA 6GY6 Tube Date Code CT 6GY6 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-channel-master-6w6gt-tube-made-in-japan-channel-master-6w6-gt-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_c690ac25-6b78-46f2-b93b-1673774855c6.webp?v=1765915895 (1) Tested Channel Master 6W6GT Tube Made in Japan Channel Master 6W6 GT Tube https://classiccurrents.com/products/1-tested-ge-6af11-tube-compactron-dual-triode-sharp-cutoff-pentode-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_3b0767b2-bb24-45ac-aca8-a61ae663b600.webp?v=1765916037 (1) Tested GE 6AF11 Tube Compactron Dual Triode Sharp Cutoff Pentode Tube (a) https://classiccurrents.com/products/1-tested-tung-sol-6sa7gt-g-tube-tung-sol-6sa7gt-g-pentagrid-converter-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_c808bcaa-ed6c-4fdf-9b66-7896ea88b955.webp?v=1765916093 (1) Tested Tung-Sol 6SA7GT/G Tube Tung Sol 6SA7GT G Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-strong-ge-6cs6-tube-with-box-date-code-5-22-general-electric-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_12ac201a-077a-42e0-940e-a3f31c63b8be.webp?v=1765916151 (1) Tested Strong GE 6CS6 Tube with Box Date Code 5-22 General Electric Tube https://classiccurrents.com/products/1-tested-strong-rca-12l6gt-tube-date-code-nd-12l6-gt-tube-beam-power-tube-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_eae323fe-8758-444c-8931-63135c42e355.webp?v=1765916212 (1) Tested Strong RCA 12L6GT Tube Date Code ND 12L6 GT Tube Beam Power Tube (a) https://classiccurrents.com/products/1-tested-strong-sylvania-6lr8-tube-date-code-nr-sylvania-6lr8-beam-power-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_f5a7b330-0786-4721-9c1b-b8861a2675e0.webp?v=1765916292 (1) Tested Strong Sylvania 6LR8 Tube Date Code NR Sylvania 6LR8 Beam Power tube https://classiccurrents.com/products/1-tested-rca-6080-tube-code-5-39-black-plate-rca-6080-twin-triode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_693a167c-989c-4a5f-9fdf-2354a4b4b46c.webp?v=1765916337 (1) Tested RCA 6080 Tube Code 5-39 Black Plate RCA 6080 Twin Triode Tube https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-48-dumont-5v6-gt-beam-power-tube-d 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_53131eaa-cae8-4059-92ae-56a2af1a4943.webp?v=1765916404 (1) Tested Dumont 5V6GT Tube Date Code 66-48 Dumont 5V6 GT Beam Power Tube (d) https://classiccurrents.com/products/1-tested-sylvania-35b5-tube-with-box-date-code-426-beam-power-output-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_c6e4aadd-5b77-4c4a-ab54-197f052f4e39.webp?v=1765917472 (1) Tested Sylvania 35B5 Tube with Box Date Code 426 Beam Power Output Tube https://classiccurrents.com/products/1-tested-ge-6bq6gtb-6cu6-tube-date-code-64-22-6bq6-gtb-tube-6cu6-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_74d25fb3-2fa3-429c-9028-7cdf9c87f577.webp?v=1765917529 (1) Tested GE 6BQ6GTB/6CU6 Tube Date Code 64-22 6BQ6 GTB Tube 6CU6 Tube https://classiccurrents.com/products/1-tested-ge-6ax4gtb-tube-date-code-60-26-general-electric-6ax4-gtb-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_1eab5d87-c2d3-415a-a58d-825b88829458.webp?v=1765917589 (1) Tested GE 6AX4GTB Tube Date Code 60-26 General Electric 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-westinghouse-6sj7-tube-date-code-8r04-6sj7-sharp-cutoff-pentode-a 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_1fb1ac6d-073b-4ae5-8ef8-8133dd2f3b53.webp?v=1765917647 (1) Tested Westinghouse 6SJ7 Tube Date Code 8R04 6SJ7 Sharp Cutoff Pentode (a) https://classiccurrents.com/products/1-tested-national-union-6sa7gt-g-tube-date-code-dc-pentagrid-converter-6sa7 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_24cb089e-5e5f-4945-981a-93a9da94d3d6.webp?v=1765917700 (1) Tested National Union 6SA7GT/G Tube Date Code DC Pentagrid Converter 6SA7 https://classiccurrents.com/products/1-tested-reliable-50b5-tube-with-box-reliable-50b5-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_c35f6ca4-251c-40ae-ae3b-17770355bafc.webp?v=1765917778 (1) Tested Reliable 50B5 Tube with Box Reliable 50B5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-ge-12sn7gta-tube-with-box-gray-plates-date-code-60-48-12sn7-gta 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_7c4d3a4a-02da-49da-9c3b-18e5e5530539.webp?v=1765917835 (1) Tested GE 12SN7GTA Tube with Box Gray Plates Date Code 60-48 12SN7 GTA https://classiccurrents.com/products/1-tested-tung-sol-12ay7-tube-date-code-613-3-gray-plates-square-d-halo-getter 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_2c008746-6528-4895-8553-1e0f41db1bf8.webp?v=1765917900 (1) Tested 1956 Tung-Sol 12AY7 Tube Code 613-3 Gray Plates Square D Halo Getter https://classiccurrents.com/products/1-tested-very-strong-ge-6w6gt-tube-date-code-61-17-general-electric-6w6-gt 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_b72d49cc-594c-46ef-a698-be7318181b47.webp?v=1765918039 (1) Tested Very Strong GE 6W6GT Tube Date Code 61-17 General Electric 6W6 GT https://classiccurrents.com/products/1-tested-strong-rca-2cy5-tube-with-box-date-code-ea-sharp-cutoff-tetrode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_56343294-2efd-401a-b4b2-b1d35189186b.webp?v=1765918107 (1) Tested Strong RCA 2CY5 Tube with Box Date Code EA Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-ge-35w4-tube-date-code-61-22-35w4-half-wave-vacuum-rectifier 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_de145d8f-539f-45f6-86be-f5bf95905557.webp?v=1765918162 (1) Tested GE 35W4 Tube Date Code 61-22 35W4 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-balanced-silvertone-5v4ga-tube-date-code-5-39-5v4g-5v4-ga-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_150dd9e3-430d-46b4-9935-3fdb2f6c3fc1.webp?v=1765918223 (1) Tested Balanced Silvertone 5V4GA Tube Date Code 5-39 5V4G 5V4 GA Tube https://classiccurrents.com/products/1-tested-raytheon-50b5-tube-date-code-w08-raytheon-beam-power-vacuum-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_cfab0f79-dd03-4a49-933c-9c423d82ee36.webp?v=1765918287 (1) Tested Raytheon 50B5 Tube Date Code W08 Raytheon Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-837-tube-date-code-63-17-rca-mil-spec-beam-pentode-tube 2026-07-21T16:10:46-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_7af2b1e2-a655-4be9-8fa7-cf87954b0ee6.webp?v=1765918363 (1) Tested RCA JAN CRC 837 Tube Date Code 63-17 RCA Mil-Spec Beam Pentode Tube