https://classiccurrents.com/products/1-tested-strong-raytheon-25l6gt-tube-date-code-m-r-raytheon-25l6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_60be03f9-0917-496b-bea2-e0943e5c0589.webp?v=1765918424 (1) Tested Strong Raytheon 25L6GT Tube Date Code M-R Raytheon 25L6 GT Tube https://classiccurrents.com/products/1-tested-philco-1203a-tube-date-code-g9-loktal-1203-a-tube-loctal-tube-diode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_c0aa4fb6-392d-4daa-b392-cce42e960435.webp?v=1765919310 (1) Tested Philco 1203A Tube Date Code G9 Loktal 1203 A Tube Loctal Tube Diode https://classiccurrents.com/products/1-tested-setchell-carlson-6ax4gt-tube-date-code-852-6ax4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_f39f7774-0ac5-4b21-bf5e-507bf615f8b6.webp?v=1765919377 (1) Tested Setchell Carlson 6AX4GT Tube Date Code 852 6AX4 GT Rectifier Tube https://classiccurrents.com/products/factory-sealed-1944-western-electric-tube-725a-navy-aircraft-ww2-tube-unopened 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_3cb76895-f32c-4c6b-8fa1-0224167d6968.webp?v=1765919516 Factory Sealed 1944 Western Electric Tube 725A Navy Aircraft WW2 Tube Unopened https://classiccurrents.com/products/1-tested-very-strong-rca-6av5ga-tube-date-code-kr-rca-6av5-ga-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_262ad9ea-0b4c-4b46-808b-7238584e3a21.webp?v=1765920385 (1) Tested Very Strong RCA 6AV5GA Tube Date Code KR RCA 6AV5 GA Beam Power Tube https://classiccurrents.com/products/1-tested-philco-6es5-tube-date-code-bbc-high-mu-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_73ebe528-6966-4846-94e6-f9c86921debd.webp?v=1765920530 (1) Tested Philco 6ES5 Tube Date Code BBC High Mu Triode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6ej7-tube-made-in-canada-date-code-jb8-2l2-6ej7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_33deb0c5-5170-40fb-be06-2dc34a11da8d.webp?v=1765920591 (1) Tested RCA 6EJ7 Tube Made in Canada Date Code JB8-2L2 6EJ7 Pentode Tube https://classiccurrents.com/products/1-tested-unbranded-6js6c-tube-6js6-c-vintage-beam-power-vacuum-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_e5553afa-cff6-498f-97e2-e3f136aabae7.webp?v=1765920672 (1) Tested Unbranded 6JS6C Tube 6JS6 C Vintage Beam Power Vacuum Tube (a) https://classiccurrents.com/products/1-tested-strong-rca-12h6-tube-with-cleaver-brooks-box-date-code-de-diode-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_bb8ad29a-4c98-4891-8ed8-6bc5d3625f64.webp?v=1765920733 (1) Tested Strong 1970 RCA 12H6 Tube with Cleaver Brooks Box Code DE Diode (c) https://classiccurrents.com/products/1-tested-strong-motorola-17jz8-tube-golden-premium-rated-made-in-japan 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_862f475d-9e4e-4810-a917-d87f78d2960a.webp?v=1765920798 (1) Tested Strong Motorola 17JZ8 Tube Golden Premium Rated Made in Japan https://classiccurrents.com/products/1-tested-sylvania-10gn8-tube-date-code-1f-high-mu-triode-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_5a78601e-50bc-4817-8be8-a818287bcd1a.webp?v=1765920870 (1) Tested Sylvania 10GN8 Tube Date Code 1F High Mu Triode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-sylvania-6gu7-tube-date-code-ad-afj-sylvania-6gu7-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_77d0bad4-4a66-4c5b-b8a0-7b580fca6697.webp?v=1765920935 (1) Tested Sylvania 6GU7 Tube Date Code ad AFJ Sylvania 6GU7 Twin Triode Tube https://classiccurrents.com/products/1-tested-sylvania-type-27-tube-with-engraved-base-date-code-e6r-27-tube-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_a5ee14b3-4d92-4321-a68b-84fd5d59e3f6.webp?v=1765921053 (1) Tested Sylvania Type 27 Tube with Engraved Base Date Code E6R 27 Tube Triode https://classiccurrents.com/products/1-tested-philco-6dq6b-tube-date-code-6151-philco-6dq6-b-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_93328a92-bda8-4679-863b-a1b98d7a25de.webp?v=1765921117 (1) Tested Philco 6DQ6B Tube Date Code 6151 Philco 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-vintage-sylvania-2n144-npn-germanium-transistor-with-box 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_8b3c3030-acc9-40ef-bf27-6c86826698f1.webp?v=1765921201 (1) Tested Vintage Sylvania 2N144 NPN Germanium Transistor with Box https://classiccurrents.com/products/1-tested-strong-tung-sol-6ag7-tube-date-code-235-tung-sol-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_aa4dde89-f151-4fc1-802b-6f8a05f24bbd.webp?v=1765921517 (1) Tested Strong 1952 Tung-Sol 6AG7 Tube Code 235 Tung Sol Power Pentode Tube https://classiccurrents.com/products/1-tested-philco-type-33-tube-engraved-base-date-code-pb-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_7efe9895-ef48-4b13-a493-db9ace394580.webp?v=1765922032 (1) Tested Philco Type 33 Tube Engraved Base Date Code PB Power Pentode Tube https://classiccurrents.com/products/1-tested-rca-12sf5-tube-date-code-4-22-rca-12sf5-high-mu-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_e1b2fc42-c648-4b3d-9014-bb978ef41702.webp?v=1765922168 (1) Tested RCA 12SF5 Tube Date Code 4-22 RCA 12SF5 High Mu Triode Vacuum Tube https://classiccurrents.com/products/1-tested-silvertone-22de4-tube-date-code-egz-half-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_3743fa3d-dc5a-45ff-bb2b-98df36c97c27.webp?v=1765922225 (1) Tested Silvertone 22DE4 Tube Date Code EGZ Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-tung-sol-117p7gt-tube-date-code-652-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_79dec91f-b1e9-4fbc-a794-ae482bddb8b4.webp?v=1765922292 (1) Tested 1956 Tung Sol 117P7GT Tube Date Code 652 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-12w6gt-tube-date-code-631-c-sylvania-12w6-gt-beam-power 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_ff92d673-f294-4450-85ed-42e307063f3f.webp?v=1765922358 (1) Tested Sylvania 12W6GT Tube Date Code 631-C Sylvania 12W6 GT Beam Power https://classiccurrents.com/products/1-tested-delta-6ax4gtb-tube-date-code-army-vpnh-delta-6ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_242e3ab7-3baa-44da-ac96-2c7fc4b1c8ae.webp?v=1765922420 (1) Tested Delta 6AX4GTB Tube Date Code Army VPNH Delta 6AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-x155-6bz8-tube-date-code-yhg-sylvania-6bz8-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_96ef8cb5-7686-4e69-b352-6851ed20d2a4.webp?v=1765922483 (1) Tested Sylvania X155 6BZ8 Tube Date Code YHG Sylvania 6BZ8 Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6cb6a-tube-date-code-mc-pentode-sylvania-6cb6-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_31e08025-9656-4e04-ac94-0c624dff9555.webp?v=1765922555 (1) Tested Sylvania 6CB6A Tube Date Code MC Pentode Sylvania 6CB6 A Tube https://classiccurrents.com/products/1-tested-sylvania-export-12ed5-tube-and-box-date-code-rae-beam-power-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_af8f3138-9582-4e91-be7c-c6a8ca131bed.webp?v=1765922617 (1) Tested Sylvania Export 12ED5 Tube and Box Date Code RAE Beam Power Tube (d) https://classiccurrents.com/products/1-tested-rca-6j6-tube-with-box-rca-medium-mu-twin-triode-vacuum-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_bdaa0d7d-8df7-41be-aeb4-e7d922adb466.webp?v=1765922682 (1) Tested RCA 6J6 Tube with Box RCA Medium Mu Twin Triode Vacuum Tube (b) https://classiccurrents.com/products/vintage-adaptol-no-110-tube-socket-adapter-to-convert-7f7-tube-to-25z6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_adeb3737-48a4-442e-aad4-736f3bed7864.webp?v=1765922745 Vintage Adaptol No. 110 Tube Socket Adapter To Convert 7F7 Tube to 25Z6 Tube https://classiccurrents.com/products/tested-matched-pair-sylvania-6bh6-tubes-date-codes-cm-awm-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_e0768cab-59a0-4d2e-88d3-0d9d9983d52b.webp?v=1765922859 Tested Matched Pair Sylvania 6BH6 Tubes Date Codes cm AWM Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-delco-6aq5-tube-date-code-27-33-delco-6aq5-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_c1125873-bfd3-49f3-b149-951dad8c8b4c.webp?v=1765922986 (1) Tested Delco 6AQ5 Tube Date Code 27-33 Delco 6AQ5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6ac7-1852-tube-date-code-1-35-general-electric-6ac7-tube-1852-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_7c1610d3-0166-4787-9fba-29fe52437141.webp?v=1765923041 (1) Tested GE 6AC7/1852 Tube Date Code 1-35 General Electric 6AC7 Tube 1852 Tube https://classiccurrents.com/products/1-tested-raytheon-12cu5-12c5-tube-date-code-d12-12cu5-tube-12c5-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_05183e28-a069-46e6-abe1-e746af876863.webp?v=1765924437 (1) Tested Raytheon 12CU5/12C5 Tube Date Code D12 12CU5 Tube 12C5 Tube https://classiccurrents.com/products/1-tested-rca-12sk7-tube-with-box-date-code-bz-12sk7-pentode-metal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_9f9adde8-bd3a-4d13-ac6c-0a7fe66ed4c0.webp?v=1765924526 (1) Tested RCA 12SK7 Tube with Box Date Code BZ 12SK7 Pentode Metal Tube https://classiccurrents.com/products/1-tested-ge-0b3-tube-with-box-date-code-su-voltage-regulator-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_684faf09-c23e-4e93-91d6-c6f6c9cdd2b7.webp?v=1765924615 (1) Tested GE 0B3 Tube with Box Date Code SU Voltage Regulator Tube https://classiccurrents.com/products/1-tested-philco-8fq7-tube-date-code-n-41-japan-medium-mu-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_8fb0125b-bc4e-4e7d-adb2-f04f28302450.webp?v=1765924690 (1) Tested Philco 8FQ7 Tube Date Code N-41 Japan Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-6gc5-tube-date-code-bj-noval-base-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_97c12c0c-d1b2-4d58-abdd-f6b1da0d71f3.webp?v=1765924794 (1) Tested RCA 6GC5 Tube Date Code BJ Noval Base Beam Power Vacuum Tube https://classiccurrents.com/products/vintage-jfd-sockette-103ag-radio-tube-socket-adapter-1q5-tube-to-3s4-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_62b66020-851b-402f-b906-a677070e0bab.webp?v=1765924868 Vintage JFD Sockette 103AG Radio Tube Socket Adapter 1Q5 Tube to 3S4 Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6bn4a-tube-date-code-cj-abu-medium-mu-triode-6bn4-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_75fa34d6-d570-48a6-b15f-98ad6bfb4b00.webp?v=1765924959 (1) Tested Sylvania 6BN4A Tube Date Code cj ABU Medium Mu Triode 6BN4 A Tube https://classiccurrents.com/products/1-tested-strong-ge-6w4gt-tube-date-code-58-17-general-electric-6w4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_9ae20873-5c7c-4104-a72a-d778cb800f93.webp?v=1765925026 (1) Tested Strong GE 6W4GT Tube Date Code 58-17 General Electric 6W4 GT Tube https://classiccurrents.com/products/1-tested-rca-6fm7-tube-with-box-6fm7-rca-dual-triode-vacuum-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_2d859f92-b245-47c8-8971-75e61b8e3aa3.webp?v=1765925090 (1) Tested RCA 6FM7 Tube with Box 6FM7 RCA Dual Triode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-1958-sylvania-6n7-tube-date-code-8-26-medium-mu-twin-power-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_9c893606-2e24-41ef-a7a1-08a1b50506a3.webp?v=1765925145 (1) Tested 1958 Sylvania 6N7 Tube Date Code 8-26 Medium Mu Twin Power Triode https://classiccurrents.com/products/1-tested-sylvania-jan-chs-7c5-tube-sylvania-jan-chs-7c5-loctal-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_de01e3d4-4c6b-46f7-965b-308365f8fdee.webp?v=1765925208 (1) Tested Sylvania JAN CHS 7C5 Tube Sylvania JAN-CHS-7C5 Loctal Power Tube https://classiccurrents.com/products/1-tested-cbs-5u4gb-tube-smooth-black-plates-dual-getters-code-gz-5u4-gb-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_3721a704-d7cf-4f68-9f10-7c3717c33a26.webp?v=1765925266 (1) Tested CBS 5U4GB Tube Smooth Black Plates Dual Getters Code GZ 5U4 GB Tube https://classiccurrents.com/products/1-tested-philco-6au6-tube-date-code-247-philco-6au6-sharp-cut-off-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_786dcc07-709c-4da0-9bad-5bc8c2e19e83.webp?v=1765925324 (1) Tested Philco 6AU6 Tube Date Code 247 Philco 6AU6 Sharp Cut Off Pentode https://classiccurrents.com/products/1-tested-crosley-12cu6-tube-date-code-5509-cbs-hytron-eia-code-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_2334192b-f208-41b5-889d-6e94ad6bf81a.webp?v=1765925388 (1) Tested Crosley 12CU6 Tube Date Code 5509 CBS Hytron EIA Code Beam Power Tube https://classiccurrents.com/products/1-tested-ge-5u4gb-tube-smooth-gray-plates-side-d-getter-code-61-39-5u4-gb 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_2c22dd23-8d3a-4a37-939e-942328e47d5a.webp?v=1765925444 (1) Tested GE 5U4GB Tube Smooth Gray Plates Side D Getter Code 61-39 5U4 GB https://classiccurrents.com/products/1-tested-rca-12ea6-tube-black-plate-with-box-date-code-mb-pentode-tube-f 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_a3003908-3de6-4076-8b3d-500601530d12.webp?v=1765925504 (1) Tested RCA 12EA6 Tube Black Plate with Box Date Code MB Pentode Tube (f) https://classiccurrents.com/products/1-tested-unbranded-6gm6-tube-semiremote-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_95056eef-5da6-4f40-9b2e-6ae51f04b32c.webp?v=1765925567 (1) Tested Unbranded 6GM6 Tube SemiRemote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-rca-6sl7gt-tube-thin-base-black-plates-date-code-nk-6sl7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_0837e811-4947-4ad1-b053-3a934a34124f.webp?v=1765925633 (1) Tested Balanced RCA 6SL7GT Tube Thin Base Black Plates Date Code NK 6SL7 GT https://classiccurrents.com/products/1-tested-sylvania-36am3b-tube-with-box-date-code-bax-36am3-b-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_6a56a05e-ec69-4bbb-aca2-9e8b8d5836e2.webp?v=1765925694 (1) Tested Sylvania 36AM3B Tube with Box Date Code BAX 36AM3 B Tube (a) https://classiccurrents.com/products/1-tested-zenith-6gh8a-tube-date-code-18-09-halo-getter-triode-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_5fda17f3-a826-412d-8862-0b017ce20649.webp?v=1765925760 (1) Tested Zenith 6GH8A Tube Date Code 18-09 Halo Getter Triode Cutoff Pentode https://classiccurrents.com/products/1-tested-ibm-by-sylvania-6350-shiny-black-plates-horseshoe-halo-getter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_3b815d68-8ded-4447-87bf-e26e58274060.webp?v=1765925826 (1) Tested IBM by Sylvania 6350 Shiny Black Plates Horseshoe Halo Getter https://classiccurrents.com/products/1-tested-philco-starlight-4bq7a-tube-with-box-code-6531-4bq7-a-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_6f272e41-6ced-48b3-b982-a4f4f1a471b5.webp?v=1765925893 (1) Tested Philco Starlight 4BQ7A Tube with Box Code 6531 4BQ7 A Twin Triode https://classiccurrents.com/products/1-tested-zenith-6ay3-tube-with-box-date-code-6243-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_507f5729-259a-4ff2-b018-592b9ed74e79.webp?v=1765925957 (1) Tested Zenith 6AY3 Tube with Box Date Code 6243 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-balanced-rca-6sn7gtb-tube-short-bottle-date-code-513-6sn7gt-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-1_2b107089-5e6d-4ebb-b2b9-c2313654bcab.webp?v=1765926945 (1) Tested Balanced 1955 RCA 6SN7GTB Tube Short Bottle Date Code 513 6SN7GT (a) https://classiccurrents.com/products/1-tested-western-electric-415a-tube-black-plate-square-getter-415-a-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_27f68a12-6063-4c78-adae-a9e054b0cf7e.webp?v=1765927073 (1) Tested Western Electric 415A Tube Black Plate Square Getter 415 A Pentode https://classiccurrents.com/products/1-tested-zenith-type-78-tube-date-code-9w-zenith-78-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_916b056e-327c-477f-9a0e-65c4aec5f441.webp?v=1765927135 (1) Tested Zenith Type 78 Tube Date Code 9W Zenith 78 Pentode Tube (a) https://classiccurrents.com/products/1-tested-strong-sylvania-7c7-tube-with-box-date-code-6-52-loctal-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_ce8a1ad7-ea20-4b89-a745-818c9acf2a28.webp?v=1765927206 (1) Tested Strong 1956 Sylvania 7C7 Tube with Box Code 6-52 Loctal Pentode Tube https://classiccurrents.com/products/1-tested-strong-rca-6au5gt-tube-date-code-at-rca-6au5-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_c03f6191-9e38-45ab-989d-b58cdae5c81c.webp?v=1765927286 (1) Tested Strong RCA 6AU5GT Tube Date Code AT RCA 6AU5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-rca-3ce5-tube-with-box-date-code-mg-sharp-cutoff-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_729eac51-656d-45f6-b5c9-b7a2ace15cf3.webp?v=1765927341 (1) Tested RCA 3CE5 Tube with Box Date Code MG Sharp Cutoff Pentode Tube (a) https://classiccurrents.com/products/1-tested-ge-12at6-tube-with-box-code-de-general-electric-twin-diode-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_8205b5af-1b1a-45aa-9cc9-96746d9c76ce.webp?v=1765927404 (1) Tested GE 12AT6 Tube with Box Code DE General Electric Twin Diode Triode https://classiccurrents.com/products/1-tested-unbranded-12sl7gt-tube-black-plates-12sl7-gt-high-mu-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_c788a5a0-8eb3-47c8-80e4-983759b78a38.webp?v=1765927524 (1) Tested Unbranded 12SL7GT Tube Black Plates 12SL7 GT High Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-date-code-ag-sylvania-green-logo-6w4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_c2a49c9a-d20e-4b13-822a-f4f4f5124c30.webp?v=1765927653 (1) Tested 1954 Sylvania 6W4GT Tube Date Code AG Sylvania Green Logo 6W4 GT Tube https://classiccurrents.com/products/1-tested-unbranded-6aq5a-tube-6aq5-a-vintage-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_fd2fdd1f-a33a-4070-b8d3-49abd53ed60b.webp?v=1765927709 (1) Tested Unbranded 6AQ5A Tube 6AQ5 A Vintage Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-philco-6cy5-tube-sharp-cutoff-tetrode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_289a9a59-2365-468a-ac1b-17b43919c96c.webp?v=1765927777 (1) Tested Philco 6CY5 Tube Sharp Cutoff Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-dumont-6s4a-tube-date-code-61-26-medium-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_0082f09e-e573-4253-b4e9-5dc988d0145a.webp?v=1765927850 (1) Tested Dumont 6S4A Tube Date Code 61-26 Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-rca-6dt6-tube-sharp-cut-off-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_9526b693-2ece-411f-b51d-2b6da1705518.webp?v=1765927897 (1) Tested RCA 6DT6 Tube Sharp Cut Off Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-motorola-6bd6-tube-date-code-58-13-ge-eia-remote-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_d7a9ec9f-45d9-4a2e-b8d2-8e659d15b640.webp?v=1765927954 (1) Tested Motorola 6BD6 Tube Date Code 58-13 GE EIA Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-cbs-hytron-6w4gt-tube-date-code-5439-cbs-6w4-gt-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_e8ae053e-083f-433b-b81e-8780f10ddd52.webp?v=1765928013 (1) Tested CBS Hytron 6W4GT Tube Date Code 5439 CBS 6W4 GT Half Wave Rectifier https://classiccurrents.com/products/1-tested-sylvania-6v6gt-tube-date-code-eh-mtb-6v6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_4b986407-895f-498b-a357-ebd407621d27.webp?v=1765928067 (1) Tested 1958 Sylvania 6V6GT Tube Date Code EH MTB 6V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-motorola-12k5-tube-date-code-5706-1-power-tetrode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_d365220b-feee-4cd5-8128-b23da99ccae0.webp?v=1765928135 (1) Tested Motorola 12K5 Tube Date Code 5706-1 Power Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-12dq6b-tube-date-code-ha-ddz-12dq6-b-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_b5d6335c-1e44-4a90-aa38-de701d3871a2.webp?v=1765928191 (1) Tested Very Strong Sylvania 12DQ6B Tube Date Code ha DDZ 12DQ6 B Power Tube https://classiccurrents.com/products/1-tested-strong-rca-6au4gta-tube-with-box-date-code-mb-6au4-gta-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_a87ea8c0-c6f9-4da4-8df4-cfc430d31cd9.webp?v=1765928269 (1) Tested Strong RCA 6AU4GTA Tube with Box Date Code MB 6AU4 GTA Rectifier Tube https://classiccurrents.com/products/1-tested-ge-6ax4gtb-tube-date-code-mu-general-electric-6ax4-gtb-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_2283b1cd-f07d-44c8-99fd-46687d9e4775.webp?v=1765928389 (1) Tested GE 6AX4GTB Tube Date Code MU General Electric 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-rca-12v6gt-tube-date-code-nk-12v6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_07e4efc7-1f43-440d-986d-29c6bdcd9798.webp?v=1765928447 (1) Tested RCA 12V6GT Tube Date Code NK 12V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-rca-3a3-tube-date-code-57-13-rca-3a3-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_0803cf25-0456-46bc-91ca-c16e082c305d.webp?v=1765928507 (1) Tested RCA 3A3 Tube Date Code 57-13 RCA 3A3 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-sylvania-3by6-tube-with-box-date-code-cb-pentagrid-amplifier-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_2d3f70c3-4d2a-44fd-b550-7b21b0a99730.webp?v=1765928560 (1) Tested 1956 Sylvania 3BY6 Tube with Box Code CB Pentagrid Amplifier Tube (b) https://classiccurrents.com/products/1-tested-strong-rca-6cl6-tube-date-code-ek-rca-6cl6-power-pentode-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_13262fc4-673e-41de-bf0e-699efd502a22.webp?v=1765928719 (1) Tested Strong RCA 6CL6 Tube Date Code EK RCA 6CL6 Power Pentode Tube (d) https://classiccurrents.com/products/1-tested-ge-12av5ga-tube-date-code57-43-general-electric-12av5-ga-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_36291ee8-417b-4e76-abc3-db7fe156ba50.webp?v=1765928841 (1) Tested GE 12AV5GA Tube Date Code57-43 General Electric 12AV5 GA Tube https://classiccurrents.com/products/1-tested-rca-3ce5-tube-with-box-date-code-mg-sharp-cutoff-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_a2fbf5e5-9f8b-4592-a918-d3c6ccfded19.webp?v=1765928907 (1) Tested RCA 3CE5 Tube with Box Date Code MG Sharp Cutoff Pentode Tube (b) https://classiccurrents.com/products/1-tested-sylvania-5x8-tube-date-code-gl-elm-triode-pentode-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_ddc4d752-40ff-4fc9-ab50-9c045cef0cdc.webp?v=1765997912 (1) Tested 1960 Sylvania 5X8 Tube Date Code GL ELM Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-ken-rad-6b7-vt-68-tube-mil-spec-code-v2-ken-rad-pentode-vacuum-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_ac23ed48-1680-47cf-bd01-c670e58bcae3.webp?v=1765998077 (1) Tested Ken-Rad 6B7 VT-68 Tube Mil-Spec Code V2 Ken Rad Pentode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-sylvania-7a7-tube-date-code-726-sylvania-7a7-tube-loctal-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_89153b20-761a-4888-a6e0-af19feccf7f4.webp?v=1765998331 (1) Tested 1957 Sylvania 7A7 Tube Code 726 Sylvania 7A7 Tube Loctal Pentode Tube https://classiccurrents.com/products/1-tested-balanced-ge-6gu7-tube-date-code-re-general-electric-6gu7-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_644089bf-3e33-41ad-8ad8-9d44245b9b9e.webp?v=1765998386 (1) Tested Balanced GE 6GU7 Tube Date Code RE General Electric 6GU7 Twin Triode https://classiccurrents.com/products/1-tested-ge-12sf7-tube-date-code-626-general-electric-12sf7-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_ce61effc-92b8-4509-b18c-503f00603df7.webp?v=1765998445 (1) Tested GE 12SF7 Tube Date Code 626 General Electric 12SF7 Cutoff Pentode https://classiccurrents.com/products/1-tested-strong-admiral-12ax4gta-tube-date-code-57-48-admiral-by-rca-12ax4-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_4002863a-5d45-48ac-9a22-9259de76fbcd.webp?v=1765998507 (1) Tested Strong Admiral 12AX4GTA Tube Date Code 57-48 Admiral by RCA 12AX4 GTA https://classiccurrents.com/products/1-tested-strong-cbs-6bk5-tube-date-code-59-52-6bk5-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_16448931-acfa-43d9-87fd-3599ea2b97b1.webp?v=1765998574 (1) Tested Strong CBS 6BK5 Tube Date Code 59-52 6BK5 Beam Power Tube https://classiccurrents.com/products/1-tested-westinghouse-7v7-tube-with-box-date-code-2r52-7v7-loctal-tube-loktal 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_ffa4368c-0ec1-4954-92aa-092a9f2df5d0.webp?v=1765998667 (1) Tested Westinghouse 7V7 Tube with Box Date Code 2R52 7V7 Loctal Tube Loktal https://classiccurrents.com/products/1-tested-sylvania-6197-tube-date-code-re-power-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_5709435b-8310-4623-ade8-5b04f32a90f9.webp?v=1765998723 (1) Tested Sylvania 6197 Tube Date Code RE Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-12a8gt-tube-date-code-717-general-electric-12a8-gt-pentagrid-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_e10e1545-2c50-4603-8eca-e567539e1ab0.webp?v=1765998788 (1) Tested GE 12A8GT Tube Date Code 717 General Electric 12A8 GT Pentagrid Tube https://classiccurrents.com/products/1-tested-very-strong-rca-6av5ga-tube-date-code-kv-rca-6av5-ga-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_30ad6d0c-4af4-45a8-b14a-28116b5ba06a.webp?v=1765999516 (1) Tested Very Strong RCA 6AV5GA Tube Date Code KV RCA 6AV5 GA Beam Power Tube https://classiccurrents.com/products/1-tested-strong-rca-6w6gt-tube-date-code-ko-rca-6w6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_6b1469bf-5ab4-40bc-b2ac-4e2b9176eeb8.webp?v=1765999673 (1) Tested Strong RCA 6W6GT Tube Date Code KO RCA 6W6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-national-union-5z3-tube-hanging-filament-black-plates-date-code-jn 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_c6856c2f-6b09-430a-ac6f-38d60a57b5a3.webp?v=1765999743 (1) Tested National Union 5Z3 Tube Hanging Filament Black Plates Date Code JN https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-08-dumont-5v6-gt-beam-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_41c5f50f-8bfa-4483-914d-ed1ff3c84ec1.webp?v=1765999813 (1) Tested Dumont 5V6GT Tube Date Code 66-08 Dumont 5V6 GT Beam Power Tube (b) https://classiccurrents.com/products/1-tested-hewlett-packard-6au5gt-tube-date-code-60-09-rca-eia-6au5-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_3d1361d0-8b6e-4dcf-8b7a-c7ce7687a546.webp?v=1765999895 (1) Tested Hewlett Packard 6AU5GT Tube Date Code 60-09 RCA EIA 6AU5 GT Tube https://classiccurrents.com/products/1-tested-raytheon-6x5gt-tube-date-code-3-04-6x5-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_168d603f-f857-468b-ab5a-8acd11ad68d4.webp?v=1765999970 (1) Tested Raytheon 6X5GT Tube Date Code 3-04 6X5 GT Rectifier Tube https://classiccurrents.com/products/1-tested-strong-rca-6hf5-tube-date-code-do-rca-6hf5-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_e837a06d-c77d-4bb8-b9d8-f7c946dc3952.webp?v=1766000040 (1) Tested Strong RCA 6HF5 Tube Date Code DO RCA 6HF5 Beam Power Tube https://classiccurrents.com/products/1-tested-rca-6au6-tube-date-code-352-rca-6au6-sharp-cut-off-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_c351e8d7-4b6f-4d9f-afa6-11a50375cf36.webp?v=1766000131 (1) Tested RCA 6AU6 Tube Date Code 352 RCA 6AU6 Sharp Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-strong-rca-6au4gta-tube-date-code-l1-rca-6au4-gta-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_1c6acf1f-0a86-40af-8762-76a49a7ac3a1.webp?v=1766000210 (1) Tested Strong RCA 6AU4GTA Tube Date Code L1 RCA 6AU4 GTA Tube https://classiccurrents.com/products/1-tested-sylvania-6sb7y-tube-code-3-39-sylvania-6sb7-y-pentagrid-converter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_77cb8076-c519-4c9e-a3ff-15aaf5666288.webp?v=1766000285 (1) Tested 1953 Sylvania 6SB7Y Tube Code 3-39 6SB7 Y Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-rca-6cd6ga-tube-date-code-ar-rca-6cd6-ga-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_1d3c5151-a7c3-420b-a991-dfeee74b1658.webp?v=1766001394 (1) Tested RCA 6CD6GA Tube Date Code AR RCA 6CD6 GA Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-strong-philco-6bc5-tube-date-code-61-47-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_d96ac045-11c1-4f76-bcc6-9f98efe82522.webp?v=1766001459 (1) Tested Strong Philco 6BC5 Tube Date Code 61-47 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-12au7a-ecc82-tube-date-code-afc-with-box-rca-12au7-a-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_788f5663-a68a-4f88-8bbe-9c53f61211e4.webp?v=1766002391 (1) Tested RCA 12AU7A ECC82 Tube Date Code AFC with Box RCA 12AU7 A Tube (b) https://classiccurrents.com/products/1-tested-ge-jan-cg-6sa7-tube-date-code-2-04-jan-cg-6sa7y-pentagrid-converter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_9dbc0690-23e9-4b2c-ba98-315aa21c4b23.webp?v=1766002466 (1) Tested 1952 GE JAN CG 6SA7 Tube Code 2-04 JAN-CG-6SA7Y Pentagrid Converter https://classiccurrents.com/products/1-tested-unbranded-5y3wgta-tube-brown-base-full-wave-rectifier-5y3-w-gta-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_241400b0-de5c-46f8-9624-1513462e8782.webp?v=1766002526 (1) Tested Unbranded 5Y3WGTA Tube Brown Base Full Wave Rectifier 5Y3 W GTA Tube https://classiccurrents.com/products/1-tested-rca-6bh11-tube-with-box-medium-mu-twin-triode-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_4f1e2b75-c305-4cbd-9cf4-11ee3766398b.webp?v=1766002639 (1) Tested RCA 6BH11 Tube with Box Medium Mu Twin Triode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-ge-5v6gt-tube-with-box-date-code-58-48-ge-5v6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_4363668d-f66f-4c55-95f1-8207a66a842f.webp?v=1766002758 (1) Tested GE 5V6GT Tube with Box Date Code 58-48 GE 5V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-balanced-rca-7z4-tube-date-code-rex-rca-7z4-loctal-tube-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_af79328d-0cf3-40bd-a019-4082091e8834.webp?v=1766002817 (1) Tested Balanced RCA 7Z4 Tube Date Code REX RCA 7Z4 Loctal Tube Rectifier https://classiccurrents.com/products/1-tested-raytheon-japan-6jc6a-tube-with-box-date-code-p02-6jc6-a-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_82a069da-f9f8-4663-9031-ac1be8d7fe3d.webp?v=1766002873 (1) Tested Raytheon Japan 6JC6A Tube with Box Date Code P02 6JC6 A Tube (a) https://classiccurrents.com/products/1-tested-emerson-6v6gt-tube-black-glass-emerson-6v6-gt-tube-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_abc0ed2d-2cc6-4f53-91ab-24d521e45418.webp?v=1766002961 (1) Tested Emerson 6V6GT Tube Black Glass Emerson 6V6 GT Tube Power Vacuum Tube https://classiccurrents.com/products/1-tested-tung-sol-12ax4gta-tube-date-code-md3-12ax4-gta-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_b7183f44-7fe9-4bdb-8fd8-f26de1282cc9.webp?v=1766003036 (1) Tested Tung Sol 12AX4GTA Tube Date Code MD3 12AX4 GTA Half Wave Rectifier https://classiccurrents.com/products/1-tested-ge-6bg6ga-tube-date-code-58-43-beam-power-6bg6-ga-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_7145613f-2e82-41ec-9682-ff0933585c31.webp?v=1766003099 (1) Tested GE 6BG6GA Tube Date Code 58-43 Beam Power 6BG6 GA Tube https://classiccurrents.com/products/1-tested-rca-12sl7gt-tube-black-plates-code-dd-cleaver-brooks-box-12sl7-gt-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_6d804126-ffa5-4706-958e-ffec63d64ba4.webp?v=1766003153 (1) Tested RCA 12SL7GT Tube Black Plates Code DD Cleaver Brooks Box 12SL7 GT (c) https://classiccurrents.com/products/1-tested-rca-50b5-tube-date-code-mb-rca-50b5-beam-power-vacuum-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_474653f0-bc22-46b2-af47-12a241851990.webp?v=1766003255 (1) Tested RCA 50B5 Tube Date Code MB RCA 50B5 Beam Power Vacuum Tube (a) https://classiccurrents.com/products/1-tested-tung-sol-6f6gt-tube-date-code-218-tung-sol-6f6-gt-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_6a001441-da80-43f6-b857-a653c3476b33.webp?v=1766003310 (1) Tested 1952 Tung Sol 6F6GT Tube Code 218 Tung-Sol 6F6 GT Power Pentode Tube https://classiccurrents.com/products/1-tested-ge-5aq5-tube-with-box-date-code-lh-general-electric-5aq5-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_c1807dc3-d120-4bd8-9da3-94305e5a8eb3.webp?v=1766003386 (1) Tested GE 5AQ5 Tube with Box Date Code LH General Electric 5AQ5 Vacuum Tube https://classiccurrents.com/products/1-tested-rca-12fx5-tube-date-code-67-17-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_2d57f9af-00f9-48d5-8180-adbf0064e302.webp?v=1766003445 (1) Tested RCA 12FX5 Tube Date Code 67-17 Power Pentode Tube https://classiccurrents.com/products/1-tested-dumont-6ax4gtb-tube-date-code-53-29-6ax4-gtb-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_ba8930e3-ac1f-41f2-89ff-013d80b575b9.webp?v=1766003535 (1) Tested Dumont 6AX4GTB Tube Date Code 53-29 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-gm-genuine-parts-6v7g-tube-i7-engraved-base-general-motors-6v7-g-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_22d7c4b7-944c-4b06-8dc3-e3ef5fee3c4c.webp?v=1766003599 (1) Tested GM Genuine Parts 6V7G Tube I7 Engraved Base General Motors 6V7 G Tube https://classiccurrents.com/products/1-tested-philco-12sn7gta-tube-gray-plates-code-6230-horseshoe-getter-12sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_9f109a8a-092a-4bb9-8eaf-421f4d3b5317.webp?v=1766003660 (1) Tested Philco 12SN7GTA Tube Gray Plates Code 6230 Horseshoe Getter 12SN7 GTA https://classiccurrents.com/products/1-tested-unbranded-7a7-tube-7a7-tube-loctal-tube-loktal-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_81dba723-f122-482b-810d-f745593e0be2.webp?v=1766003727 (1) Tested Unbranded 7A7 Tube 7A7 Tube Loctal Tube Loktal Tube (a) https://classiccurrents.com/products/1-tested-westinghouse-6829-tube-with-box-date-code-226-double-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_646eb2ac-dcf8-41df-9ef2-d1e68552df5a.webp?v=1766003801 (1) Tested Westinghouse 6829 Tube with Box Date Code 226 Double Triode Tube https://classiccurrents.com/products/1-tested-very-strong-rca-6gn8-tube-with-box-date-code-dl-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_ff622922-0c1a-47d2-8fa8-0d1829bb3193.webp?v=1766004342 (1) Tested Very Strong RCA 6GN8 Tube with Box Date Code DL High Mu Triode Tube https://classiccurrents.com/products/1-tested-rca-12hg7-12gn7a-tube-with-box-date-code-pqd-y-12hg7-tube-12gn7a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_9cdcb9d5-064f-4eb5-b24b-7f8fc537aa09.webp?v=1766004406 (1) Tested RCA 12HG7/12GN7A Tube with Box Date Code PQD-Y 12HG7 Tube 12GN7A Tube https://classiccurrents.com/products/1-tested-sylvania-6j6a-tube-6j6-a-tube-red-letter-medium-mu-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_bad2fc01-8e19-42fe-a826-77058c415293.webp?v=1766004800 (1) Tested Sylvania 6J6A Tube 6J6 A Tube Red Letter Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-1g3gt-1b3gt-tube-date-code-bl-rca-1g3-gt-tube-1b3-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_76ffafbc-af7c-4b7b-9829-0fa14a136951.webp?v=1766004860 (1) Tested RCA 1G3GT 1B3GT Tube Date Code BL RCA 1G3 GT Tube 1B3 GT Tube https://classiccurrents.com/products/1-tested-1944-mil-spec-rca-jan-crc-12sf7-tube-with-box-date-code-h5e-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_c1151281-ca8c-41c5-9291-7264dfdc62c3.webp?v=1766004931 (1) Tested 1944 Mil Spec RCA JAN CRC 12SF7 Tube with Box Date Code H5E (b) https://classiccurrents.com/products/1-tested-strong-ge-6w6gt-tube-date-code-64-22-red-letter-halo-getter-6w6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_407a5e27-463b-4664-9dff-10250793161f.webp?v=1766005013 (1) Tested Strong GE 6W6GT Tube Date Code 64-22 Red Letter Halo Getter 6W6 GT https://classiccurrents.com/products/1-tested-balanced-rca-12sl7gt-tube-black-plates-dd-cleaver-brooks-12sl7-gt-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_2ff5b149-82c0-41d5-a6d8-e83e35bb409b.webp?v=1766005075 (1) Tested Balanced RCA 12SL7GT Tube Black Plates DD Cleaver Brooks 12SL7 GT (b) https://classiccurrents.com/products/1-tested-admiral-6au6-tube-date-code-939-6au6-sharp-cut-off-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_2b2a5425-1487-4716-b231-f6f56dc9a40e.webp?v=1766005128 (1) Tested Admiral 6AU6 Tube Date Code 939 6AU6 Sharp Cut Off Pentode https://classiccurrents.com/products/1-tested-very-strong-itt-6eb8-tube-with-box-made-in-japan-date-code-0h 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_37a828a4-4222-4025-acd3-bfee0995766a.webp?v=1766005194 (1) Tested Very Strong ITT 6EB8 Tube with Box Made in Japan Date Code 0H https://classiccurrents.com/products/1-tested-rca-6dt6a-tube-rca-6dt6-a-sharp-cut-off-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_66770b15-d04e-4bb6-b3f6-75eb32bd7e03.webp?v=1766005272 (1) Tested RCA 6DT6A Tube RCA 6DT6 A Sharp Cut Off Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-cbs-6sn7gtb-tube-black-plates-with-box-code-6048-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_a6adbac3-4f59-4d63-98bf-7b3b39d88156.webp?v=1766005339 (1) Tested Balanced 1960 CBS 6SN7GTB Tube Black Plates with Box Code 6048 6SN7GT https://classiccurrents.com/products/1-tested-1976-western-electric-408a-tube-with-box-o-ring-halo-getter-code-7613 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_50b678e6-7e90-42e1-b2ff-53b2a94a54ae.webp?v=1766005416 (1) Tested 1976 Western Electric 408A Tube with Box O Ring Halo Getter Code 7613 https://classiccurrents.com/products/tested-matched-pair-rca-6em5-tubes-and-boxes-date-codes-ek-beam-power-tubes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_498aa004-c06f-4252-977e-296647c65737.webp?v=1766005492 Tested Matched Pair RCA 6EM5 Tubes and Boxes Date Codes EK Beam Power Tubes https://classiccurrents.com/products/1-tested-sylvania-u-s-navy-chs-6j5gt-g-tube-sylvania-6j5gt-g-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_e0795f50-9df3-4944-982b-7ba738c7745e.webp?v=1766005543 (1) Tested Sylvania U.S. Navy CHS-6J5GT/G Tube Sylvania 6J5GT G Triode Tube https://classiccurrents.com/products/1-tested-rca-6ck3-tube-with-box-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_87b3fed4-859f-4339-b467-427050827ea8.webp?v=1766005604 (1) Tested RCA 6CK3 Tube with Box Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-sylvania-6cg7-6fq7-tube-gray-plates-6cg7-tube-6fq7 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_41b43770-962b-4fd9-bfef-d6371f20e5ac.webp?v=1766005669 (1) Tested Balanced Sylvania 6CG7/6FQ7 Tube Gray Plates 6CG7 Tube 6FQ7 https://classiccurrents.com/products/1-tested-1967-western-electric-408a-tube-black-plates-square-getter-code-6739 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_78212d3b-ff8c-4343-93ff-e7fe386aa867.webp?v=1766005732 (1) Tested 1967 Western Electric 408A Tube Black Plates Square Getter Code 6739 https://classiccurrents.com/products/1-tested-sylvania-6sq7gt-g-tube-date-code-5tr-sylvania-6sq7-gt-g-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_ccb66081-7c5b-460f-afc5-c26623a03fc5.webp?v=1766005791 (1) Tested Sylvania 6SQ7GT/G Tube Date Code 5TR Sylvania 6SQ7 GT G Vacuum Tube https://classiccurrents.com/products/1-tested-gm-delco-6v6gt-g-tube-date-code-01-gm-6v6-gt-g-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_061d9e4a-aac1-4862-be08-07fda9c6cec8.webp?v=1766005851 (1) Tested GM Delco 6V6GT/G Tube Date Code 01 GM 6V6 GT/G Beam Power Tube https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-48-dumont-5v6-gt-beam-power-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_db97ae3a-ccae-4e8a-8445-0e05d9d4d557.webp?v=1766005907 (1) Tested Dumont 5V6GT Tube Date Code 66-48 Dumont 5V6 GT Beam Power Tube (c) https://classiccurrents.com/products/1-tested-ge-6bu8-tube-red-letters-with-box-date-code-63-22-twin-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_46ef5e76-7efb-4ed2-b8a4-4d33ecce1898.webp?v=1766005965 (1) Tested GE 6BU8 Tube Red Letters with Box Date Code 63-22 Twin Pentode Tube https://classiccurrents.com/products/1-tested-balanced-rca-6sn7gtb-tube-black-stagger-plates-date-code-kw-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_ff6c0593-a738-4d8f-abcf-8d32f324aa31.webp?v=1766006038 (1) Tested Balanced 1958 RCA 6SN7GTB Tube Black Stagger Plates Code KW 6SN7GT https://classiccurrents.com/products/1-tested-meck-12at6-tube-date-code-8-22-ge-eia-code-twin-diode-high-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_633fae07-52f8-4d03-865c-5f0baf1d8ab8.webp?v=1766006101 (1) Tested Meck 12AT6 Tube Date Code 8-22 GE EIA Code Twin Diode High Mu Triode https://classiccurrents.com/products/1-tested-rca-6fq7-6cg7-tube-date-code-bu-rca-6fq7-tube-6cg7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_245dd296-364a-486a-8457-1e6c06422a4e.webp?v=1766006212 (1) Tested RCA 6FQ7/6CG7 Tube Date Code BU RCA 6FQ7 Tube 6CG7 Tube https://classiccurrents.com/products/1-tested-delco-6v6gt-tube-date-code-8-39-ge-eia-delco-6v6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_93c410f0-5481-458b-bd8c-b5b40d340012.webp?v=1766006278 (1) Tested Delco 6V6GT Tube Date Code 8-39 GE EIA Delco 6V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-admiral-12cu5-12c5-tube-date-code-59-39-rca-eia-12cu5-tube-12c5-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_1f1bad71-10c8-41cf-b486-923e7ba942a6.webp?v=1766006334 (1) Tested Admiral 12CU5/12C5 Tube Date Code 59-39 RCA EIA 12CU5 Tube 12C5 Tube https://classiccurrents.com/products/1-tested-strong-philco-25z6gt-tube-date-code-s9-25z6-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_7e3d90ca-a6c0-4d3c-a28c-d8b427ae12bf.webp?v=1766006832 (1) Tested Strong Philco 25Z6GT Tube Date Code S9 25Z6 GT Rectifier Tube https://classiccurrents.com/products/1-untested-rca-1p40-tube-with-box-date-code-62-17-gas-phototube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_312d60a4-f1c2-4747-8c44-403e512a0115.webp?v=1766007267 (1) Untested RCA 1P40 Tube with Box Date Code 62-17 Gas Phototube (a) https://classiccurrents.com/products/1-tested-rca-12au7a-ecc82-tube-with-box-code-c15-gray-plates-rca-12au7-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_93fe1ac7-67df-4c1b-b664-d0fe9dfa30c8.webp?v=1766007350 (1) Tested RCA 12AU7A ECC82 Tube with Box Code C15 Gray Plates RCA 12AU7 A Tube https://classiccurrents.com/products/1-tested-sylvania-6k8gt-tube-with-box-date-code-7-52-sylvania-6k8-gt-converter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_7977500f-6384-47c9-b5b1-6a4a559f330c.webp?v=1766007413 (1) Tested Sylvania 6K8GT Tube with Box Date Code 7-52 Sylvania 6K8 GT Converter https://classiccurrents.com/products/1-tested-strong-zenith-13z10-13j10-tube-with-box-date-code-77-38-13z10-13j10 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_816bf9e9-9f5f-4c01-9db4-198d39309122.webp?v=1766007484 (1) Tested Strong Zenith 13Z10/13J10 Tube with Box Date Code 77-38 13Z10 13J10 https://classiccurrents.com/products/1-tested-rca-6c5-tube-date-code-k3-medium-mu-triode-black-metal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_c94d842e-f81d-4520-bb7d-9895f4c81a58.webp?v=1766007565 (1) Tested RCA 6C5 Tube Date Code K3 Medium Mu Triode Black Metal Tube https://classiccurrents.com/products/1-tested-sylvania-25bq6gt-tube-date-code-ff-mjh-sylvania-25bq6-gt-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_91f0d901-34db-4b46-8377-c13f8d5592be.webp?v=1766007629 (1) Tested Sylvania 25BQ6GT Tube Date Code FF MJH Sylvania 25BQ6 GT Power Tube https://classiccurrents.com/products/1-tested-very-strong-amperex-6gn8-6eb8-tube-date-code-74-26-amperex-6gn8-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_5ff47a34-de49-4a07-9109-3dbbf4a45575.webp?v=1766007691 (1) Tested Very Strong Amperex 6GN8/6EB8 Tube Date Code 74-26 Amperex 6GN8 Tube https://classiccurrents.com/products/1-tested-magnavox-6gy6-tube-date-code-63-26-6gy6-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_060d8c64-c7ff-4fe0-8d36-e7e8821edb4c.webp?v=1766007892 (1) Tested Magnavox 6GY6 Tube Date Code 63-26 6GY6 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-raytheon-32et5-tube-with-box-date-code-g08-raytheon-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_3931363b-03e7-4a48-a218-2f645f6d9f9f.webp?v=1766007949 (1) Tested Raytheon 32ET5 Tube with Box Date Code G08 Raytheon Beam Power Tube https://classiccurrents.com/products/1-tested-westinghouse-6dq6b-6gw6-tube-code-5k-made-japan-6gw6-tube-6dq6-b-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_0a30e7ec-45e8-4f03-8826-707c1d5ea9c8.webp?v=1766008010 (1) Tested Westinghouse 6DQ6B/6GW6 Tube Code 5K Made Japan 6GW6 Tube 6DQ6 B Tube https://classiccurrents.com/products/1-tested-rca-12f5gt-tube-rca-meatball-logo-black-plate-12f5-gt-high-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_8dccb7d9-2d2e-437b-8a86-e7e3c39ae018.webp?v=1766008090 (1) Tested RCA 12F5GT Tube RCA Meatball Logo Black Plate 12F5 GT High Mu Triode https://classiccurrents.com/products/1-tested-rca-6eb8-tube-date-code-ap-high-mu-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_e2fa7cbf-bb53-4cd0-bd65-5d7bb3287a61.webp?v=1766008206 (1) Tested RCA 6EB8 Tube Date Code AP High Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-philco-7ad7-tube-with-box-date-code-u3-power-pentode-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_a508c371-1883-423f-a5ce-a4e892ebae4f.webp?v=1766008274 (1) Tested Philco 7AD7 Tube with Box Date Code U3 Power Pentode Loktal Tube https://classiccurrents.com/products/1-tested-raytheon-6fq7-6cg7-tube-gray-plates-o-foil-getter-6fq7-tube-6cg7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_03049b84-c4e2-41d7-a3cf-72cbf0e48af5.webp?v=1766008331 (1) Tested Raytheon 6FQ7/6CG7 Tube Gray Plates O Foil Getter 6FQ7 Tube 6CG7 Tube https://classiccurrents.com/products/tested-balanced-military-sylvania-jan-chs-6sn7wgt-tube-black-plates-6sn7-wgt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_c4b4061c-4ba6-41de-b8d9-f3ee9e40e3a6.webp?v=1766008397 Tested Balanced Military Sylvania JAN CHS 6SN7WGT Tube Black Plates 6SN7 WGT https://classiccurrents.com/products/1-tested-sylvania-6gu7-tube-with-box-date-code-jge-c-6gu7-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_6d9e913e-badf-408a-8442-e1fe09f4968a.webp?v=1766008461 (1) Tested Sylvania 6GU7 Tube with Box Date Code JGE C 6GU7 Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6ew6-tube-date-code-64-26-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_d5cc16dc-db02-455f-bf68-e637ddf164b3.webp?v=1766008534 (1) Tested GE 6EW6 Tube Date Code 64-26 Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-coronado-type-27-tube-with-engraved-base-date-code-y-27-tube-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_00c0c5ea-1bd5-4267-8fbd-cdff76ee98de.webp?v=1766008822 (1) Tested Coronado Type 27 Tube with Engraved Base Date Code Y 27 Tube Triode https://classiccurrents.com/products/1-tested-raytheon-jan-crp-70l7gt-tube-date-code-fe5-beam-power-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_0f7272c4-b1cd-43a5-b0f3-e8215ce443ff.webp?v=1766008881 (1) Tested Raytheon JAN CRP 70L7GT Tube Date Code FE5 Beam Power Rectifier Tube https://classiccurrents.com/products/1-tested-1953-sylvania-6n7-tube-code-3-26-medium-mu-twin-power-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_8dca7690-aeaf-4e34-95c9-2605bd93e074.webp?v=1766008935 (1) Tested 1953 Sylvania 6N7 Tube Code 3-26 Medium Mu Twin Power Triode Tube https://classiccurrents.com/products/1-tested-strong-cbs-6w4gt-tube-cbs-6w4-gt-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_75d8e7a4-f64e-4f65-ac86-4a3a292e96ce.webp?v=1766008995 (1) Tested Strong CBS 6W4GT Tube CBS 6W4 GT Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/tested-matched-pair-ge-12sn7gta-tubes-gray-plates-date-codes-58-43-12sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_f498fd73-6899-4baf-9e30-98e70c76bc2b.webp?v=1766009164 Tested Matched Pair GE 12SN7GTA Tubes Gray Plates Date Codes 58-43 12SN7 GTA https://classiccurrents.com/products/1-tested-ge-6ab4-tube-date-code-5-13-square-halo-getter-gray-plate-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_16bb26df-4886-4cab-80ce-2bb4ce1e91ba.webp?v=1766009244 (1) Tested GE 6AB4 Tube Date Code 5-13 Square Halo Getter Gray Plate Triode https://classiccurrents.com/products/1-tested-zenith-17jm6-tube-date-code-14-43-with-original-box 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_9b1e2db3-d882-4e25-bed7-a92c3059ea0d.webp?v=1766009549 (1) Tested Zenith 17JM6 Tube Date Code 14-43 with Original Box https://classiccurrents.com/products/1-tested-raytheon-35l6gt-tube-date-code-226-35l6-gt-beam-power-vacuum-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_7eb88250-75b5-4748-95fe-7c60d02c98bf.webp?v=1766009605 (1) Tested Raytheon 35L6GT Tube Date Code 226 35L6 GT Beam Power Vacuum Tube (a) https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-date-code-430-black-staggered-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_2894c41e-675c-4802-b0c7-e16180589756.webp?v=1766009670 (1) Tested 1954 RCA 6SN7GTA Tube Dual Getters Copper Grid Posts Code 430 6SN7 GT https://classiccurrents.com/products/1-tested-1967-western-electric-404a-tube-black-plates-square-getter-code-6739 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_af0a986e-d849-43db-8244-63d08c8b5e5a.webp?v=1766009736 (1) Tested 1967 Western Electric 404A Tube Black Plates Square Getter Code 6739 https://classiccurrents.com/products/1-tested-sylvania-philips-ecg-italy-25z6gt-tube-code-gc-kcw-with-box-25z6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_d7c9c63b-dc88-4a56-b6c4-81ee67195f19.webp?v=1766009793 (1) Tested Sylvania Philips ECG Italy 25Z6GT Tube Code gc KCW with Box 25Z6 GT https://classiccurrents.com/products/1-tested-philco-7a7-tube-date-code-r0-7a7-tube-philco-loctal-tube-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_96fda491-0c73-45ad-88c7-0846fd0b7b9c.webp?v=1766009873 (1) Tested Philco 7A7 Tube Date Code R0 7A7 Tube Philco Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-ge-6jf6-tube-date-code-mh-general-electric-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_c9bc299f-29df-44cd-af80-1d2211590b2e.webp?v=1766009940 (1) Tested GE 6JF6 Tube Date Code MH General Electric Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-12sj7-tube-with-box-date-code-mc-rca-sharp-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_f153d3ba-2c15-4e3c-a951-add02204f441.webp?v=1766010010 (1) Tested RCA 12SJ7 Tube with Box Date Code MC RCA Sharp Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6sn7gta-tube-black-t-plates-date-code-318-6sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_083666ec-60b9-4fa3-9e81-4149379812fb.webp?v=1766010076 (1) Tested 1953 Sylvania 6SN7GTA Tube 3 Hole Black T Plates Code 318 6SN7 GT https://classiccurrents.com/products/1-tested-marconi-radiotron-e1148-tube-with-box-date-code-5-42-amp-oscillator 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_deb322b1-389c-4495-807d-8f5185634ac9.webp?v=1766010168 (1) Tested Marconi Radiotron E1148 Tube with Box Date Code 5-42 Amp Oscillator https://classiccurrents.com/products/1-tested-rca-6jc6a-tube-with-box-date-code-al-rca-6jc6-a-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_944b67d9-e652-4273-86f4-cbb5a235a2d5.webp?v=1766010233 (1) Tested RCA 6JC6A Tube with Box Date Code AL RCA 6JC6 A Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-25l6gt-tube-with-box-date-code-602-3-tung-sol-25l6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_08ff3018-544b-474a-aeb9-12c0d73767a6.webp?v=1766010294 (1) Tested 1956 Tung-Sol 25L6GT Tube with Box Code 602-3 Tung Sol 25L6 GT Tube https://classiccurrents.com/products/1-tested-strong-amperex-bugle-boy-6gb5-el500-tube-magnoval-6gb5-tube-el500 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_01a2867c-789a-494e-9618-52a91dd9e4fb.webp?v=1766010714 (1) Tested Strong Amperex Bugle Boy 6GB5/EL500 Tube Magnoval 6GB5 Tube EL500 https://classiccurrents.com/products/1-tested-sylvania-6sn7gtb-tube-black-angled-t-plates-date-code-em-bfo-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_05855a16-8d4e-4f62-9613-6caacdc13447.webp?v=1766011252 (1) Tested Sylvania 1958 6SN7GTB Tube Black Angled T Plates Code EM BFO 6SN7GT https://classiccurrents.com/products/1-tested-rca-6cl6-tube-date-code-ek-rca-6cl6-power-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_31f61b59-67ca-49ca-b515-2c6cf21ace09.webp?v=1766011316 (1) Tested RCA 6CL6 Tube Date Code EK RCA 6CL6 Power Pentode Tube (a) https://classiccurrents.com/products/1-tested-philco-6l7-tube-date-code-p8-philco-pentagrid-mixer-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_36957cf6-266c-49a2-a5ee-da97427ad3e8.webp?v=1766011380 (1) Tested Philco 6L7 Tube Date Code P8 Philco Pentagrid Mixer Vacuum Tube https://classiccurrents.com/products/1-tested-rca-2cy5-tube-with-box-date-code-ew-sharp-cutoff-tetrode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_88d303f7-4945-4122-a53a-2e3c6af3f825.webp?v=1766011448 (1) Tested RCA 2CY5 Tube with Box Date Code EW Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-rca-12ea6-tube-with-box-date-code-nm-silver-plate-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_de2f07f3-d151-4e68-bfe4-e9dd97602bbf.webp?v=1766011514 (1) Tested RCA 12EA6 Tube with Box Date Code NM Silver Plate Pentode Tube (a) https://classiccurrents.com/products/1-tested-ge-6cm7-tube-general-electric-6cm7-dual-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_c634e935-f611-4319-bf11-0db5a00328e8.webp?v=1766011567 (1) Tested GE 6CM7 Tube General Electric 6CM7 Dual Triode Vacuum Tube https://classiccurrents.com/products/1-tested-strong-gm-delco-6sa7-tube-with-box-date-code-tr-pentagrid-converter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_e01403c2-e408-4450-8acd-28543297c44c.webp?v=1766011645 (1) Tested Strong GM Delco 6SA7 Tube with Box Date Code TR Pentagrid Converter https://classiccurrents.com/products/vintage-adaptol-no-75-tube-socket-adapter-to-convert-7a8-tube-to-12a8-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_a7046868-326c-42b7-b444-a02b026e52f6.webp?v=1766011749 Vintage Adaptol No. 75 Tube Socket Adapter to Convert 7A8 Tube to 12A8 Tube https://classiccurrents.com/products/1-tested-balanced-rca-25z6gt-g-tube-date-code-6-48-25z6-gt-g-rectifier-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_b7d82623-6702-4b2f-8a4f-38e8a96eafb6.webp?v=1766011812 (1) Tested Balanced RCA 25Z6GT/G Tube Date Code 6-48 25Z6 GT G Rectifier (b) https://classiccurrents.com/products/1-tested-philco-6sn7gtb-tube-black-angle-plates-date-code-58-04-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_6872c67b-23cb-4ebf-b4eb-ed7b28b1f3f0.webp?v=1766011882 (1) Tested 1958 Philco 6SN7GTB Tube Black Angle Plates Date Code 58-04 6SN7GT https://classiccurrents.com/products/1-tested-strong-ge-6av5ga-tube-date-code-62-17-6av5-ga-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_7592575d-aeb0-4047-afaf-1bbf6e3f07ab.webp?v=1766011962 (1) Tested Strong GE 6AV5GA Tube Date Code 62-17 6AV5 GA Beam Power Tube https://classiccurrents.com/products/1-tested-zenith-ef184-6ej7-tube-great-britain-code-1022-130-6ej7-tube-ef184 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_3da264dd-fbef-492f-8b54-a5c642ebc1d3.webp?v=1766012210 (1) Tested Zenith EF184/6EJ7 Tube Great Britain Code 1022-130 6EJ7 Tube EF184 https://classiccurrents.com/products/1-tested-tung-sol-12sg7-tube-date-code-mr3-tung-sol-remote-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_827a9a00-5bb3-47f1-a374-20b84e32a253.webp?v=1766012291 (1) Tested Tung-Sol 12SG7 Tube Date Code MR3 Tung Sol Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-magnavox-6sn7gt-tube-tall-bottle-gray-t-plates-date-code-913-6sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_04f8829d-5d6f-42af-9b67-a13f541bb657.webp?v=1766012356 (1) Tested Magnavox 6SN7GT Tube Tall Bottle Gray T Plates Date Code 913 6SN7 GT https://classiccurrents.com/products/1-tested-rca-type-24a-tube-date-code-t4-rca-24-a-tube-sharp-cutoff-tetrode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_39432269-ff81-41f0-a2a5-59a4ddb940c4.webp?v=1766012429 (1) Tested RCA Type 24A Tube Date Code T4 RCA 24 A Tube Sharp Cutoff Tetrode https://classiccurrents.com/products/tested-matched-pair-wards-super-airline-12a-tubes-engraved-bases-codes-r-and-i 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_4a56a5bc-4e04-4646-9f72-5492384d6917.webp?v=1766012530 Tested Matched Pair Wards Super Airline 12A Tubes Engraved Bases Codes R and I https://classiccurrents.com/products/vintage-adaptol-no-1-radio-tube-socket-adapter-1r5-tube-to-1a7-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_3d16f885-09b8-41a8-a213-36d70101dc2f.webp?v=1766012670 Vintage Adaptol No. 1 Radio Tube Socket Adapter 1R5 Tube to 1A7 Tube (b) https://classiccurrents.com/products/1-tested-sylvania-jan-chs-3d6-1299-tube-vt-185-loctal-tube-loktal-3d6-1299-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_9479fa91-d296-446e-b19f-befa4c1d9c58.webp?v=1766012761 (1) Tested Sylvania JAN CHS 3D6/1299 Tube VT-185 Loctal Tube Loktal 3D6 1299 (a) https://classiccurrents.com/products/1-tested-balanced-ge-6sn7gta-tube-gray-plates-side-getter-code-2-52-6sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_a8c29050-1a7e-4573-804d-515fd5ec5272.webp?v=1766012817 (1) Tested Balanced GE 6SN7GTA Tube Gray Plates Side Getter Code 2-52 6SN7 GTA https://classiccurrents.com/products/1-tested-delco-6sk7-tube-date-code-9-22-delco-6sk7-remote-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_984d67cb-021d-45a9-b9f0-c42e8bef0361.webp?v=1766012899 (1) Tested Delco 6SK7 Tube Date Code 9-22 Delco 6SK7 Remote Cutoff Pentode https://classiccurrents.com/products/1-tested-national-union-35z4gt-tube-date-code-5139-35z4-gt-rectifier-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_236c8498-2889-4cfe-be85-fbb1b333a5af.webp?v=1766012962 (1) Tested National Union 35Z4GT Tube Date Code 5139 35Z4 GT Rectifier Tube (b) https://classiccurrents.com/products/1-tested-strong-silvertone-1p5gt-tube-with-box-date-code-143-1p5-gt-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_8deb153a-f435-42ee-b24e-cb7b990302e4.webp?v=1766013431 (1) Tested Strong Silvertone 1P5GT Tube with Box Date Code 143 1P5 GT Pentode https://classiccurrents.com/products/1-tested-balanced-cbs-6sn7gtb-tube-short-bottle-black-plates-code-cf-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_839bb7ef-21d7-4465-ba56-f57dee09d413.webp?v=1766013508 (1) Tested Balanced 1956 CBS 6SN7GTB Tube Short Bottle Black Plate CF 6SN7 GT https://classiccurrents.com/products/tested-1944-matched-pair-mil-spec-rca-jan-crc-12a6-tubes-date-codes-h6e-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_2e3e9d36-6173-4d6d-95bd-f6304e357cf6.webp?v=1766013583 Tested 1944 Matched Pair Mil Spec RCA JAN CRC 12A6 Tubes Date Codes H6E (a) https://classiccurrents.com/products/1-tested-crosley-by-arcturus-blue-pz-tube-type-47-tube-engraved-globe-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_fdf8933b-ebe6-4d40-94ef-25c93b2905fc.webp?v=1766013657 (1) Tested Crosley by Arcturus Blue PZ Tube (Type 47) Tube Engraved Globe Tube https://classiccurrents.com/products/1-tested-philco-7c7-tube-date-code-28-philco-loktal-tube-7c7-loctal-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_be9e4be6-e2e0-4dce-a355-44e87ca09606.webp?v=1766013748 (1) Tested Philco 7C7 Tube Date Code 28 Philco Loktal Tube 7C7 Loctal Tube (b) https://classiccurrents.com/products/1-tested-tung-sol-6sf5-tube-date-code-nu3-6sf5-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_e7db29bd-3093-4ed7-8696-e178466612be.webp?v=1766013820 (1) Tested Tung Sol 6SF5 Tube Date Code NU3 6SF5 High Mu Triode Tube https://classiccurrents.com/products/1-tested-strong-rca-6jh6-tube-with-box-date-code-ca-rca-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_62a9bf67-b36f-4aee-a10c-9abe3a534f85.webp?v=1766070484 (1) Tested Strong RCA 6JH6 Tube with Box Date Code CA RCA Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-national-union-5u4g-tube-date-code-5439-5u4-g-shouldered-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_81494397-17da-4471-a1dc-dce0510f0c85.webp?v=1766070570 (1) Tested National Union 5U4G Tube Date Code 5439 5U4 G Shouldered Rectifier https://classiccurrents.com/products/1-tested-sylvania-6au6a-tube-date-code-kl-anr-sylvania-6au6-a-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_6864ce48-e5a2-4cd2-9ac7-63f6ba84ad6b.webp?v=1766070663 (1) Tested Sylvania 6AU6A Tube Date Code kl ANR Sylvania 6AU6 A Pentode Tube (b) https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-e 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_23599c26-c870-4248-82dc-7ae37eaf5ff1.webp?v=1766070713 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (e) https://classiccurrents.com/products/tested-matched-pair-rca-6sn7gtb-tubes-black-plates-codes-ld-kg-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_68a7535d-fdd9-4975-ad0e-f1deea03539d.webp?v=1766070804 Tested Matched Pair RCA 6SN7GTB Tubes Black Plates Codes LD & KG 6SN7GT https://classiccurrents.com/products/vintage-adaptol-no-35-tube-socket-adapter-replace-25z6-tube-with-25z5-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_8d759794-6731-4f5f-bc1c-cc8760e9542c.webp?v=1766070896 Vintage Adaptol No. 35 Tube Socket Adapter Replace 25Z6 Tube with 25Z5 Tube https://classiccurrents.com/products/1-tested-raytheon-6j5gt-g-tube-date-code-le1-6j5gt-g-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_e4df9c12-4273-4aa3-b3e4-0fcf8043239f.webp?v=1766070955 (1) Tested Raytheon 6J5GT/G Tube Date Code LE1 6J5GT G Triode Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6w6gt-tube-date-code-gg-mkb-sylvania-6w6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_1c333749-04fe-4e3d-b60b-9d0392bddfd0.webp?v=1766071013 (1) Tested Strong Sylvania 6W6GT Tube Date Code GG MKB Sylvania 6W6 GT Tube https://classiccurrents.com/products/1-tested-rca-6cg8a-tube-with-box-date-code-av-6cg8-a-tube-triode-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_5d7ae303-81b1-43be-89fa-c49c8e8bcb8b.webp?v=1766071073 (1) Tested RCA 6CG8A Tube with Box Date Code AV 6CG8 A Tube Triode Pentode https://classiccurrents.com/products/1-tested-rca-jan-crc-6sj7y-tube-box-date-code-5-48-6sj7-mil-spec-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_b9879d86-55f6-4b1b-be07-0d0dce5ba688.webp?v=1766071163 (1) Tested RCA JAN CRC 6SJ7Y Tube & Box Date Code 5-48 6SJ7 Mil-Spec Pentode https://classiccurrents.com/products/1-tested-teltron-7a7-tube-date-code-55-8-7a7-tube-loctal-loktal-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_018f1875-a575-46bd-bc2b-407caf5b9f59.webp?v=1766071225 (1) Tested Teltron 7A7 Tube Date Code 55-8 7A7 Tube Loctal Loktal Vacuum Tube https://classiccurrents.com/products/1-tested-strong-rca-victor-3q5gt-tube-date-code-y4-rca-3q5-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_a4505f71-109a-483f-9b19-8ab341ed2668.webp?v=1766071279 (1) Tested Strong RCA Victor 3Q5GT Tube Date Code Y4 RCA 3Q5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-6k6gt-tube-code-aa-aaj-sylvania-6k6-gt-tube-power-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_37a67142-46f5-4707-ab89-603035ca62f1.webp?v=1766071349 (1) Tested Sylvania 6K6GT Tube Code aa AAJ Sylvania 6K6 GT Tube Power Pentode https://classiccurrents.com/products/1-tested-strong-rca-5u4gb-tube-tall-bottle-black-ribbed-plate-d-getter-code-le 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_0d5f35ea-9646-4726-a3c8-2e42d0040f8c.webp?v=1766071434 (1) Tested Strong RCA 5U4GB Tube Tall Bottle Black Ribbed Plate D Getter Code LE https://classiccurrents.com/products/1-tested-ken-rad-1n5gt-g-tube-date-code-613-ken-rad-1n5-gt-g-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_1d43b567-7c0f-4324-883b-007c60e86a3e.webp?v=1766071486 (1) Tested Ken-Rad 1N5GT/G Tube Date Code 613 Ken Rad 1N5 GT/G Pentode Tube https://classiccurrents.com/products/1-tested-teltron-6v6gt-tube-teltron-6v6-gt-tube-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_c195a511-31d0-42b1-ae7b-06da312a6599.webp?v=1766071544 (1) Tested Teltron 6V6GT Tube Teltron 6V6 GT Tube Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6gy6-tube-date-code-65-48-6gy6-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_f9c902c8-964c-4d7d-aa74-d673c2f68886.webp?v=1766071671 (1) Tested RCA 6GY6 Tube Date Code 65-48 6GY6 Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-lsa-living-sounds-audio-6sn7-tube-gray-plates-date-code-t022-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_82ff9bd0-f8fe-41d4-a764-89ff1b657977.webp?v=1766071747 (1) Tested LSA Living Sounds Audio 6SN7 Tube Gray Plates Date Code T022 Tube (b) https://classiccurrents.com/products/1-tested-lindal-6gh8a-tube-with-original-box-triode-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_58d9a032-09da-472b-b218-30366de0d10f.webp?v=1766071865 (1) Tested Lindal 6GH8A Tube with Original Box Triode Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-motorola-7ey6-tube-date-code-6101-c-tung-sol-eia-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_9d0d4841-8966-4cae-af79-b13d76b0dcac.webp?v=1766071933 (1) Tested 1961 Motorola 7EY6 Tube Date Code 6101-C Tung Sol EIA Beam Power Tube https://classiccurrents.com/products/tested-matched-pair-1973-western-electric-415a-tubes-o-ring-halo-codes-7339 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_c73b5feb-6c44-46ba-8deb-34409e990254.webp?v=1766072585 Tested Matched Pair 1973 Western Electric 415A Tubes O Ring Halo Codes 7339 https://classiccurrents.com/products/1-tested-rca-jrc-6ak6-tube-date-code-3-39-rca-6ak6-power-amplifier-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_83be3726-3f2f-4cad-8995-0992f35683e3.webp?v=1766072705 (1) Tested RCA JRC 6AK6 Tube Date Code 3-39 RCA 6AK6 Power Amplifier Pentode https://classiccurrents.com/products/1-tested-rca-2050-tube-date-code-5-26-rca-type-2050-tube-thyratron-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_c18a301c-d16e-4001-9792-7fa28203e7f0.webp?v=1766075253 (1) Tested RCA 2050 Tube Date Code 5-26 RCA Type 2050 Tube Thyratron Tube https://classiccurrents.com/products/1-tested-cbs-6w4gt-tube-date-code-cn-cbs-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_21cd403f-4c43-487b-b917-7ffa9169e56e.webp?v=1766075321 (1) Tested CBS 6W4GT Tube Date Code CN CBS 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-philco-6af4-tube-date-code-57-52-medium-mu-triode-tube-sylvania-eia 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_a5425f04-84c5-44d2-b1ae-64d28e05cf36.webp?v=1766075402 (1) Tested Philco 6AF4 Tube Date Code 57-52 Medium Mu Triode Tube Sylvania EIA https://classiccurrents.com/products/1-tested-1963-sylvania-6dt5-tube-with-box-date-code-kd-jbk-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_fca5287f-12a0-4e41-b50e-c78f0be7114a.webp?v=1766076452 (1) Tested 1963 Sylvania 6DT5 Tube with Box Date Code kd JBK Beam Power Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-code-59-17-staggered-black-ladder-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_a88e1429-9cdd-4b56-9f21-8ac7c7269cfd.webp?v=1766076530 (1) Tested 1959 RCA 6SN7GTB Tube Code 59-17 Staggered Black Ladder Plates 6SN7GT https://classiccurrents.com/products/1-tested-unbranded-7868-tube-power-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_bd218037-7b05-43ea-abce-1daa378cc608.webp?v=1766076600 (1) Tested Unbranded 7868 Tube Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-jan-cg-393a-tube-general-electric-393a-thyratron-tube-code-2-30 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_c3afb7b3-633d-43ed-b12e-05fc7bf079f8.webp?v=1766076708 (1) Tested GE JAN CG 393A Tube General Electric 393A Thyratron Tube Code 2-30 https://classiccurrents.com/products/1-tested-philco-6ax4gt-tube-date-code-55-34-philco-6ax4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_c8a5f5ef-cb3b-425f-a4a9-bb5c6b39524d.webp?v=1766076797 (1) Tested Philco 6AX4GT Tube Date Code 55-34 Philco 6AX4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-7q7-tube-with-original-box-pentagrid-converter-loctal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_c8c4a284-1933-4138-8b41-c36b139ca208.webp?v=1766076875 (1) Tested Sylvania 7Q7 Tube with Original Box Pentagrid Converter Loctal Tube https://classiccurrents.com/products/1-tested-strong-rca-6as5-tube-with-box-date-code-cj-rca-6as5-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_2f500431-20b7-4a3e-abfa-ae011da371af.webp?v=1766077692 (1) Tested Strong RCA 6AS5 Tube with Box Date Code CJ RCA 6AS5 Beam Power Tube https://classiccurrents.com/products/1-tested-ge-jan-cg-6sa7-tube-date-code-2-13-jan-cg-6sa7y-pentagrid-converter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_0d0951b5-db26-4006-a105-b38188b09906.webp?v=1766077763 (1) Tested GE JAN CG 6SA7 Tube Date Code 2-13 JAN-CG-6SA7Y Pentagrid Converter https://classiccurrents.com/products/1-1920s-majestic-super-power-ap-tube-for-display-only-globe-balloon-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_889462bb-8f44-40a8-8e1e-9048a0b59663.webp?v=1766077849 (1) 1920s Majestic Super Power AP Tube For Display Only Globe Balloon Tube https://classiccurrents.com/products/1-tested-ge-6sn7gtb-tube-gray-plates-horseshoe-getter-code-56-17-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_04c28502-5344-4b38-946e-1543d617d217.webp?v=1766077935 (1) Tested GE 6SN7GTB Tube Gray Plates Horseshoe Getter Code 56-17 6SN7GT https://classiccurrents.com/products/1-tested-rad-tel-6as5-tube-date-code-6-66-6as5-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_cfe49918-8b6d-4834-af96-33b7645dd250.webp?v=1766077987 (1) Tested Rad-Tel 6AS5 Tube Date Code 6-66 6AS5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-very-strong-raytheon-6bl7gta-tube-6bl7-gta-tube-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_e933cf8a-1ffa-4871-aefd-808aa0f79cee.webp?v=1766078051 (1) Tested Very Strong Raytheon 6BL7GTA Tube 6BL7 GTA Tube Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-0b2-tube-rca-0b2-voltage-regulator-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_32a53288-9102-47ad-9a6d-1eb8d791904a.webp?v=1766078116 (1) Tested RCA 0B2 Tube RCA 0B2 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-philco-type-24a-tube-engraved-base-date-code-u6-24-a-tube-tetrode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_75e847af-68c2-4e5c-ae75-1e09fc2edee7.webp?v=1766078182 (1) Tested Philco Type 24A Tube Engraved Base Date Code U6 24 A Tube Tetrode https://classiccurrents.com/products/tested-pair-of-sylvania-5654-6ak5w-tubes-with-boxes-codes-bh-made-in-india-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_07307b58-a6aa-4cf7-b610-778daf9db8ac.webp?v=1766078250 Tested Pair of Sylvania 5654 6AK5W Tubes with Boxes Codes BH Made in India (a) https://classiccurrents.com/products/vintage-adaptol-110-tube-socket-adapter-used-to-replace-7f7-tube-with-25z6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_4994a414-2695-4711-a35f-1091ab0d18af.webp?v=1766078323 Vintage Adaptol 110 Tube Socket Adapter Used To Replace 7F7 Tube with 25Z6 Tube https://classiccurrents.com/products/1-tested-rca-6ax4gtb-tube-date-code-dv-coin-base-rca-6ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_866003ae-0734-4964-8791-818bc96695be.webp?v=1766078381 (1) Tested RCA 6AX4GTB Tube Date Code DV Coin Base RCA 6AX4 GTB Rectifier Tube https://classiccurrents.com/products/tested-matched-pair-sylvania-type-24a-tubes-engraved-base-foil-getters-codes-d7r 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_6d60e755-b68f-4690-bea8-a51ff0c33cba.webp?v=1766078764 Tested Matched Pair Sylvania Type 24A Tubes Engraved Base Foil Getters Codes D7R https://classiccurrents.com/products/1-tested-strong-westinghouse-6w4gt-tube-date-code-3-04-westinghouse-6w4-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_07ac9bbe-c5ea-40a5-a29c-5f5483bdb2f6.webp?v=1766078824 (1) Tested Strong Westinghouse 6W4GT Tube Date Code 3-04 Westinghouse 6W4 GT https://classiccurrents.com/products/1-tested-beckman-5u4gb-tube-smooth-gray-plates-side-getter-68-30-ge-eia-5u4-gb 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_78560718-cb32-4b3a-b162-215425e9cddb.webp?v=1766078884 (1) Tested Beckman 5U4GB Tube Smooth Gray Plates Side Getter 68-30 GE EIA 5U4 GB https://classiccurrents.com/products/1-tested-rca-6de4-tube-with-box-date-code-al-rca-6de4-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_79a3eb4d-7a9a-49e0-be41-a57f8c9a916c.webp?v=1766078941 (1) Tested RCA 6DE4 Tube with Box Date Code AL RCA 6DE4 Half Wave Rectifier https://classiccurrents.com/products/1-tested-rca-6fy7-tube-with-box-rca-6fy7-dual-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_e389cef1-4270-4425-8367-3930b6a90b19.webp?v=1766079002 (1) Tested RCA 6FY7 Tube with Box RCA 6FY7 Dual Triode Vacuum Tube https://classiccurrents.com/products/1-tested-gm-delco-12k5-tube-general-motors-12k5-power-tetrode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_271e3b23-61cf-47c9-9ad4-93a0270a84bc.webp?v=1766079065 (1) Tested GM Delco 12K5 Tube General Motors 12K5 Power Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-6ay3-tube-box-date-code-db-azn-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_2704c2a5-4c22-4fc4-bb40-4df8e1bdedbb.webp?v=1766079139 (1) Tested Very Strong Sylvania 6AY3 Tube & Box Date Code db AZN Rectifier https://classiccurrents.com/products/1-tested-ge-6sh7-tube-date-code-8-48-general-electric-6sh7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_56f8620e-0eef-4f22-b02a-641a917124a3.webp?v=1766079242 (1) Tested GE 6SH7 Tube Date Code 8-48 General Electric 6SH7 Pentode Tube https://classiccurrents.com/products/tested-matched-pair-1970-western-electric-415a-tubes-black-plates-codes-7026 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_57d4afc8-da4e-4ed9-a9eb-7123d7b3dc77.webp?v=1766079297 Tested Matched Pair 1970 Western Electric 415A Tubes Black Plates Codes 7026 https://classiccurrents.com/products/tested-matched-balanced-pair-rca-radiotron-ux-120-tubes-type-20-ux-120-tubes-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_d31a26c0-4507-4e34-8963-5da32a2893d4.webp?v=1766079358 Tested Matched Balanced Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (a) https://classiccurrents.com/products/1-tested-very-strong-rca-u-s-n-crc-12a6-tube-date-code-k3e-rca-12a6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_2e664d14-acb5-4019-b2ea-edb3287f6902.webp?v=1766079421 (1) Tested Very Strong RCA U.S.N. CRC 12A6 Tube Date Code K3E RCA 12A6 Tube https://classiccurrents.com/products/1-tested-ge-6fq7-6cg7-tube-date-code-nv-general-electric-6fq7-tube-ge-6cg7 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_cafcac54-f1ad-4fa8-bd88-a3c3e1594cb4.webp?v=1766079480 (1) Tested GE 6FQ7/6CG7 Tube Date Code NV General Electric 6FQ7 Tube GE 6CG7 https://classiccurrents.com/products/1-tested-balanced-rca-6sn7gtb-tube-code-nb-black-plates-o-getter-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_f2ddcf81-d2fb-4959-97ac-3fc7750eb552.webp?v=1766085227 (1) Tested Balanced 1963 RCA 6SN7GTB Tube Code NB Black Plates O Getter 6SN7GT https://classiccurrents.com/products/vintage-jfd-adaptol-universal-tube-socket-adapter-1r5-tube-to-1a7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_9c2299ad-16ac-402a-8f3a-97a217d0206f.webp?v=1766085316 Vintage JFD Adaptol Universal Tube Socket Adapter 1R5 Tube to 1A7 Tube https://classiccurrents.com/products/1-tested-strong-nos-zenith-22ju6-tube-with-box-date-code-274-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_1a374f0c-0edf-4a4e-8c40-02d9a437f7fb.webp?v=1766087156 (1) Tested Strong NOS Zenith 22JU6 Tube with Box Date Code 274 Beam Power Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6dw4-tube-date-code-gk-ala-sylvania-rectifier-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_97d56b9a-1272-4590-aa8a-e4d311686023.webp?v=1766087303 (1) Tested Strong Sylvania 6DW4 Tube Date Code gk ALA Sylvania Rectifier (a) https://classiccurrents.com/products/1-tested-gm-delco-7a7-tube-date-code-939-gm-7a7-tube-loctal-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_bda502a5-41c6-4079-99ec-7d8498ca8ea0.webp?v=1766087362 (1) Tested GM Delco 7A7 Tube Date Code 939 GM 7A7 Tube Loctal Loktal Tube https://classiccurrents.com/products/1-tested-rca-6ag7-tube-date-code-ko-rca-power-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_caa15b89-5ca5-461c-a837-dcd61a86b433.webp?v=1766087415 (1) Tested RCA 6AG7 Tube Date Code KO RCA Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6ag7-tube-date-code-ko-rca-power-pentode-vacuum-tube-1 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_caa15b89-5ca5-461c-a837-dcd61a86b433.webp?v=1766087415 (1) Tested RCA 6AG7 Tube Date Code KO RCA Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-strong-sylvania-6dw4-tube-sylvania-6dw4-rectifier-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_9d1cb3d1-425f-445b-9b26-eaafa4c362b1.webp?v=1766087480 (1) Tested Strong Sylvania 6DW4 Tube Sylvania 6DW4 Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-f 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_c958324f-0a9a-4a2d-97e0-16cab8a2c229.webp?v=1766087542 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (f) https://classiccurrents.com/products/1-tested-sylvania-6k6gt-tube-code-ll-bfg-sylvania-6k6-gt-tube-power-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_73a87da6-b4dc-4c5a-8a8b-804b9da808c4.webp?v=1766087620 (1) Tested Sylvania 6K6GT Tube Code ll BFG Sylvania 6K6 GT Tube Power Pentode https://classiccurrents.com/products/1-tested-emerson-0z4-tube-date-code-yue-gas-rectifier-tube-sylvania-eia-code 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_36c4b4fa-8eb5-422a-a752-96a0d93fbae2.webp?v=1766087710 (1) Tested Emerson 0Z4 Tube Date Code YUE Gas Rectifier Tube Sylvania EIA Code https://classiccurrents.com/products/1-tested-rca-6bl7gta-tube-date-code-lq-rca-6bl7-gta-tube-medium-mu-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_36ec7eae-0a05-487a-9cc7-85feed27e7f3.webp?v=1766087790 (1) Tested RCA 6BL7GTA Tube Date Code LQ RCA 6BL7 GTA Tube Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-ge-6aq7gt-tube-with-box-date-code-2-52-general-electric-6aq7-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_d509dca8-8dd0-43cc-88f9-3da31a2fbe81.webp?v=1766087847 (1) Tested GE 6AQ7GT Tube with Box Date Code 2-52 General Electric 6AQ7 GT Tube https://classiccurrents.com/products/1-tested-ge-35l6gt-tube-date-code-2-13-made-in-canada-35l6-gt-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_d5c08f4d-3285-4b2c-9c2d-4f57fae072f0.webp?v=1766087911 (1) Tested GE 35L6GT Tube Date Code 2-13 Made in Canada 35L6 GT Power Tube https://classiccurrents.com/products/1-tested-commercial-trades-institute-by-sylvania-6sq7-gt-diode-triode-6sq7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_d7710e2c-a04b-4b60-8234-5a97f927e7ff.webp?v=1766087985 (1) Tested Commercial Trades Institute by Sylvania 6SQ7 GT Diode Triode 6SQ7GT https://classiccurrents.com/products/tested-matched-balanced-pair-sylvania-type-24a-tubes-engraved-codes-j7r-7jr 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_44d3b951-807d-4334-8edd-c00f6aef8f90.webp?v=1766088051 Tested Matched Balanced Pair Sylvania Type 24A Tubes Engraved Codes J7R & 7JR https://classiccurrents.com/products/1-tested-strong-rca-6gy5-tube-date-code-dw-6gy5-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_925e760a-06bb-4a9a-84c7-b5e33a08229d.webp?v=1766088115 (1) Tested Strong RCA 6GY5 Tube Date Code DW 6GY5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-6sn7gta-tube-black-plates-chrome-dome-date-code-aj-6sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_e6d57300-6fc4-437a-a0ae-b0b4100369ce.webp?v=1766088170 (1) Tested Sylvania 6SN7GTA Tube Black Plates Chrome Dome Date Code AJ 6SN7 GTA https://classiccurrents.com/products/1-tested-tung-sol-12av6-tube-tung-sol-12av6-twin-diode-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_152d4a85-2a4b-4445-b1b3-052f79cb80cc.webp?v=1766088233 (1) Tested Tung-Sol 12AV6 Tube Tung Sol 12AV6 Twin Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-admiral-6cg7-tube-date-code-85-39-gray-plates-halo-getter-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_61de8ae3-6499-4128-8009-52de02fb97af.webp?v=1766088293 (1) Tested Admiral 6CG7 Tube Date Code 85-39 Gray Plates Halo Getter Twin Triode https://classiccurrents.com/products/1-tested-ge-6sl7gt-tube-silver-plates-date-code-mt-6sl7-gt-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-85_2a0f2617-c8c8-442e-a24c-2bf268cd16ed.webp?v=1766088358 (1) Tested GE 6SL7GT Tube Silver Plates Date Code MT 6SL7 GT Twin Triode Tube https://classiccurrents.com/products/1-tested-ge-13v10-tube-with-box-date-code-jh-general-electric-compactron-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_d48d05ac-b7eb-4d6c-926d-c2b3fbf53aa1.webp?v=1766088434 (1) Tested GE 13V10 Tube with Box Date Code JH General Electric Compactron Tube https://classiccurrents.com/products/1-tested-strong-emerson-25w4gt-tube-date-code-013-tung-sol-eia-25w4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_24247e6b-9ec7-41c3-9efe-da1dbeeb990d.webp?v=1766088494 (1) Tested Strong 1950 Emerson 25W4GT Tube Code 013 Tung Sol EIA 25W4 GT Tube https://classiccurrents.com/products/1-tested-balanced-sylvania-6sa7-tube-date-code-352-pentagrid-converter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_002871f4-bc86-4971-9441-f90aeb8aae1f.webp?v=1766089130 (1) Tested Balanced 1953 Sylvania 6SA7 Tube Date Code 352 Pentagrid Converter https://classiccurrents.com/products/1-tested-strong-compactron-6dw4b-tube-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_00a1b3db-6608-4d3b-8a61-b96474907b4f.webp?v=1766089210 (1) Tested Strong Compactron 6DW4B Tube Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-807-tube-date-code-v3-rca-807-beam-power-mil-spec-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_73f07c86-cabd-4f02-ac72-57f5d1856132.webp?v=1766089273 (1) Tested RCA JAN CRC 807 Tube Date Code V3 RCA 807 Beam Power Mil Spec Tube https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-with-box-date-code-fg-mlg-sylvania-6w4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_358c7fb3-01fb-4b7a-84c8-d6375f23f7d3.webp?v=1766089341 (1) Tested Sylvania 6W4GT Tube with Box Date Code FG MLG Sylvania 6W4 GT Tube https://classiccurrents.com/products/1-tested-emerson-6au6-tube-date-code-fob-emerson-6au6-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_6470d02d-baee-445a-99a4-4b02a2c7c2b9.webp?v=1766089400 (1) Tested Emerson 6AU6 Tube Date Code FOB Emerson 6AU6 Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6cb6-tube-sharp-cut-off-pentode-rca-6cb6-vacuum-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_7f9ab845-7290-47aa-be13-8de9b529b14b.webp?v=1766089459 (1) Tested RCA 6CB6 Tube Sharp Cut Off Pentode RCA 6CB6 Vacuum Tube (c) https://classiccurrents.com/products/1-tested-tung-sol-jan-ctl-6h6wgt-tube-date-code-62-08-mil-spec-6h6-wgt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_98e911c7-4985-43f6-a513-008c8307ac9f.webp?v=1766089523 (1) Tested Tung-Sol Jan CTL 6H6WGT Tube Date Code 62-08 Mil-Spec 6H6 WGT Tube https://classiccurrents.com/products/vintage-jfd-sockette-47a-radio-tube-socket-adapter-for-12sa7-tube-to-7a8-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_81668098-252b-4223-a72d-0f52fdc9e0f5.webp?v=1766089569 Vintage JFD Sockette 47A Radio Tube Socket Adapter For 12SA7 Tube to 7A8 Tube https://classiccurrents.com/products/1-tested-ge-11ar11-tube-date-code-64-07-general-electric-11ar11-twin-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_854cc61e-3e03-45ee-b333-fe60c874a471.webp?v=1766089629 (1) Tested GE 11AR11 Tube Date Code 64-07 General Electric 11AR11 Twin Pentode https://classiccurrents.com/products/1-tested-1976-western-electric-415a-tube-with-box-o-ring-halo-getter-code-7639 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_3c8ee519-867f-4069-a758-504afcd89ea1.webp?v=1766089699 (1) Tested 1976 Western Electric 415A Tube with Box O Ring Halo Getter Code 7639 https://classiccurrents.com/products/1-tested-ge-6s4a-tube-date-code-63-43-general-electric-medium-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_6d0e748d-c328-4fbc-a5ad-f845a9c29e90.webp?v=1766089761 (1) Tested GE 6S4A Tube Date Code 63-43 General Electric Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-rca-6cb6a-tube-sharp-cut-off-pentode-rca-6cb6-a-vacuum-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_73185483-c79b-488e-b398-6851b290d5f0.webp?v=1766089836 (1) Tested RCA 6CB6A Tube Sharp Cut Off Pentode RCA 6CB6 A Vacuum Tube (c) https://classiccurrents.com/products/1-tested-ge-25w4gt-tube-date-code-58-39-25w4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_d8329033-2a04-4428-84a2-810e46075902.webp?v=1766089905 (1) Tested GE 25W4GT Tube Date Code 58-39 25W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-3av6-tube-with-box-date-code-acg-twin-diode-high-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_c7974b09-9f73-48bf-8894-02a79de216b0.webp?v=1766089984 (1) Tested Sylvania 3AV6 Tube with Box Date Code ACG Twin Diode High Mu Triode https://classiccurrents.com/products/1-tested-strong-rca-2cy5-tube-with-box-date-code-eg-sharp-cutoff-tetrode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_e5c3fe49-d40b-4d5d-9992-89d5258f67e3.webp?v=1766090069 (1) Tested Strong RCA 2CY5 Tube with Box Date Code EG Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-philco-6gu7-tube-date-code-68-25-philco-6gu7-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_45b033d9-dcfe-4520-9532-ebf7ac33c1bf.webp?v=1766090142 (1) Tested Philco 6GU7 Tube Date Code 68-25 Philco 6GU7 Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-6ew6-tube-with-box-date-code-ced-rca-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_78048f70-e134-4dcf-b731-c3f0b93fa912.webp?v=1766090227 (1) Tested RCA 6EW6 Tube with Box Date Code CED RCA Sharp Cutoff Pentode Tube https://classiccurrents.com/products/tested-matched-pair-of-rca-radiotron-ux-120-tubes-type-20-ux-120-tubes-ux120-g 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_0d2cb582-0b9a-45ee-9cb2-d7ccfb6fd9f4.webp?v=1766090297 Tested Matched Pair of RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes UX120 (g) https://classiccurrents.com/products/1-tested-1957-western-electric-415a-tube-with-box-black-plates-code-5713 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_fe7b049a-a8e2-4fe9-88dc-70cfea53c7fb.webp?v=1766090389 (1) Tested 1957 Western Electric 415A Tube with Box Black Plates Code 5713 https://classiccurrents.com/products/10-tested-vintage-hudson-no-1251-clear-bayonet-28v-globe-auto-lamps-bulbs 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_a96244cd-c288-4b7c-92bc-1ee9754e8a42.webp?v=1766093672 (10) Tested Vintage Hudson No. 1251 Clear Bayonet 28V Globe Auto Lamps Bulbs https://classiccurrents.com/products/1-tested-philco-6ba6-tube-date-code-5021-remote-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_8922b3cf-be43-4dd2-9b2d-3cff47263c27.webp?v=1766093763 (1) Tested Philco 6BA6 Tube Date Code 5021 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-ken-rad-6k5gt-tube-date-code-730-ken-rad-6k5-gt-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_2b067231-b3e6-4735-aa30-361db4b59ee3.webp?v=1766093818 (1) Tested Ken-Rad 6K5GT Tube Date Code 730 Ken Rad 6K5 GT High Mu Triode Tube https://classiccurrents.com/products/1-tested-ge-12c8-tube-vt-153-date-code-y2-twin-diode-remote-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_d841ec4c-2007-4d45-96f9-e83224f5b071.webp?v=1766093892 (1) Tested GE 12C8 Tube VT-153 Date Code Y2 Twin Diode Remote Cutoff Pentode https://classiccurrents.com/products/1-tested-ge-12bh7-tube-general-electric-12bh7-medium-mu-twin-triode-electron 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_11e526ca-6f52-468a-be7f-78ec165e1071.webp?v=1766093959 (1) Tested GE 12BH7 Tube General Electric 12BH7 Medium Mu Twin Triode Electron https://classiccurrents.com/products/1-tested-sylvania-12w6gt-tube-date-code-beo-sylvania-12w6-gt-beam-power 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_10e2670f-b1d1-4d27-9d0f-26845c47170d.webp?v=1766094123 (1) Tested Sylvania 12W6GT Tube Date Code BEO Sylvania 12W6 GT Beam Power https://classiccurrents.com/products/1-tested-tung-sol-type-24-tube-engraved-base-date-code-7-3-tetrode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_76e8697d-471b-4001-be49-8607f1355b27.webp?v=1766094198 (1) Tested Tung-Sol Type 24 Tube Engraved Base Date Code 7-3 Tetrode Tube https://classiccurrents.com/products/1-tested-1942-ww2-sylvania-chs-1201-tube-with-u-s-navy-anchor-box-1201-loctal 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_53bd6905-d96f-4e47-8b01-f895b03220ce.webp?v=1766094264 (1) Tested 1942 WW2 Sylvania CHS 1201 Tube with U.S. Navy Anchor Box 1201 Loctal https://classiccurrents.com/products/1-tested-balanced-ge-6sn7gtb-tube-glow-top-filament-o-getter-code-lk-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_546c84f6-90c0-486b-a229-02bc9d70a6e6.webp?v=1766094757 (1) Tested Balanced GE 6SN7GTB Tube Glow Top Filament O Getter Code LK 6SN7GT https://classiccurrents.com/products/1-tested-raytheon-6an8-tube-date-code-643-triode-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_710027f7-214d-4af6-8148-b7bcabaa5f56.webp?v=1766094817 (1) Tested Raytheon 6AN8 Tube Date Code 643 Triode Pentode Vacuum Tube https://classiccurrents.com/products/tested-matched-pair-1960s-western-electric-404a-tubes-404-a-codes-6226-6326 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_fefa8fc8-9cea-4ab1-a294-763b7a48817e.webp?v=1766094869 Tested Matched Pair 1960s Western Electric 404A Tubes 404 A Codes 6226 & 6326 https://classiccurrents.com/products/1-tested-zenith-6ax4gt-tube-date-code-pe-zenith-6ax4-gt-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_a8f26650-1f13-4f4f-9831-133b451c622e.webp?v=1766094925 (1) Tested Zenith 6AX4GT Tube Date Code PE Zenith 6AX4 GT Half Wave Rectifier https://classiccurrents.com/products/1-tested-sylvania-6cl8a-tube-with-box-date-code-jd-adm-sylvania-6cl8-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_bdac50f3-d12e-4770-aabb-acfc1cebd831.webp?v=1766094974 (1) Tested Sylvania 6CL8A Tube with Box Date Code jd ADM Sylvania 6CL8 A Tube https://classiccurrents.com/products/1-tested-sonic-25l6gt-tube-date-code-5-52-ge-eia-sonic-25l6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_f2382b5a-5fb3-4992-b877-027fcd6cb3cd.webp?v=1766095027 (1) Tested Sonic 25L6GT Tube Date Code 5-52 GE EIA Sonic 25L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-ge-3au6-tube-with-box-date-code-fz-3au6-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_216a1563-6982-4a4f-9a93-d0d2719aa993.webp?v=1766095118 (1) Tested GE 3AU6 Tube with Box Date Code FZ 3AU6 Pentode Tube https://classiccurrents.com/products/1-tested-matsushita-35w4-tube-date-code-4h4h-35w4-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_9012bd54-ddd1-4119-9d9d-3f280d84dcb7.webp?v=1766095174 (1) Tested Matsushita 35W4 Tube Date Code 4H4H 35W4 Half Wave Vacuum Rectifier https://classiccurrents.com/products/lot-of-23-vintage-regency-monitoradio-scanner-silver-and-black-pushbuttons 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_b4a0f464-60fd-4b61-8229-52f8c7c3ec8d.webp?v=1766095238 Lot of (23) Vintage Regency Monitoradio Scanner Silver and Black Pushbuttons https://classiccurrents.com/products/1-tested-sylvania-6sn7gtb-tube-black-plates-clear-mica-date-code-cj-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_969a3924-9aa6-4cff-856d-a6a77def2faf.webp?v=1766095297 (1) Tested 1956 Sylvania 6SN7GTB Tube Black Plates Clear Mica Code CJ 6SN7GT https://classiccurrents.com/products/1-tested-rca-117l7-m7gt-tube-date-code-039-rectifier-beam-power-117l7-m7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_670442de-ca43-45a3-ab81-3260d372c7d2.webp?v=1766095355 (1) Tested RCA 117L7/M7GT Tube Date Code 039 Rectifier Beam Power 117L7 M7 GT https://classiccurrents.com/products/1-tested-very-strong-rca-2cy5-tube-with-box-sharp-cutoff-tetrode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_81b1e853-c7b7-42fe-b371-287d6114d33a.webp?v=1766095422 (1) Tested Very Strong RCA 2CY5 Tube with Box Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-rca-6bj7-tube-with-box-date-code-du-rca-triple-diode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_c3d1c9c4-8c32-4b6f-aba9-1e2fb9e478e6.webp?v=1766095490 (1) Tested RCA 6BJ7 Tube with Box Date Code DU RCA Triple Diode Tube https://classiccurrents.com/products/1-tested-silvertone-32et5-tube-date-code-009-sylvania-eia-code-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_994cba28-33e6-4799-8f42-4ff81a285296.webp?v=1766095544 (1) Tested Silvertone 32ET5 Tube Date Code 009 Sylvania EIA Code Beam Power Tube https://classiccurrents.com/products/1-tested-ge-jg-1l4-tube-with-box-date-code-2-48-general-electric-jg-1l4-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_34566dd7-901a-4527-9f65-e11852b02f61.webp?v=1766095893 (1) Tested 1952 GE JG 1L4 Tube with Box Code 2-48 General Electric JG-1L4 Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6bq5-tube-with-box-date-code-59-35-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_3443d34a-e41a-40da-b208-12fd8036f1c0.webp?v=1766095949 (1) Tested Very Strong GE 6BQ5 Tube with Box Date Code 59-35 Beam Power Tube https://classiccurrents.com/products/1-tested-ge-6sn7gtb-tube-black-plates-halo-code-kv-general-electric-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_0ac7e75b-24c0-48df-9bd4-7540a23dda05.webp?v=1766096017 (1) Tested 1966 GE 6SN7GTB Tube Black Plates Halo O Getter Code KV 6SN7 GT https://classiccurrents.com/products/1-tested-zenith-6ay3-tube-zenith-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_a4b03342-d4cc-41b0-8266-b04f83903631.webp?v=1766096078 (1) Tested Zenith 6AY3 Tube Zenith Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-1976-western-electric-404a-tube-black-plates-o-ring-halo-code-7626 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_4ad1f2c9-7671-49fd-b3fd-2062ee6b2199.webp?v=1766096140 (1) Tested 1976 Western Electric 404A Tube Black Plates O Ring Halo Code 7626 https://classiccurrents.com/products/1-tested-douglas-6fy5-tube-high-mu-triode-vacuum-tube-6fy5-ec97-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_972cd198-8851-4248-b390-705878951aed.webp?v=1766096199 (1) Tested Douglas 6FY5 Tube High Mu Triode Vacuum Tube 6FY5 (EC97) Tube https://classiccurrents.com/products/1-tested-rca-6hs8-tube-with-box-date-code-bv-sharp-cutoff-twin-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_b61421fc-4c0b-4751-84e9-c21b8e3de762.webp?v=1766096260 (1) Tested RCA 6HS8 Tube with Box Date Code BV Sharp Cutoff Twin Pentode Tube https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_85b34f26-8e29-4b16-b638-b05604ca3e6f.webp?v=1766096328 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (d) https://classiccurrents.com/products/1-tested-rca-6aq5-tube-date-code-kf-rca-vintage-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_b570a40a-31b0-4a05-9e72-fbc4bfef0fcb.webp?v=1766096445 (1) Tested RCA 6AQ5 Tube Date Code KF RCA Vintage Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-gibson-by-rca-6sn7gtb-tube-black-plates-date-code-60-22-rca-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_3bc48f6c-6faa-4658-8ffb-c8ff6e1fbbf4.webp?v=1766096496 (1) Tested 1960 Gibson by RCA 6SN7GTB Tube Black Plates Code 60-22 RCA 6SN7GT https://classiccurrents.com/products/1-tested-strong-sylvania-6bh6-tube-date-code-013-amc-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_dd982af8-54ba-456e-9642-3e47d0bb8abf.webp?v=1766096564 (1) Tested Strong Sylvania 6BH6 Tube Date Code 013 AMC Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-unbranded-7a7-tube-7a7-tube-loctal-tube-loktal-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_f6b5089a-b8ff-48f9-b427-5e021519ae6a.webp?v=1766096664 (1) Tested Unbranded 7A7 Tube 7A7 Tube Loctal Tube Loktal Tube (b) https://classiccurrents.com/products/1-tested-strong-cbs-6au5gt-tube-date-code-cn-6au5-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_f9431968-b1c7-4335-8e3f-7fbfe7f4dc64.webp?v=1766096716 (1) Tested Strong CBS 6AU5GT Tube Date Code CN 6AU5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-3lf4-tube-date-code-j1e-loctal-tube-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_94dfade3-8eb6-4f32-86d4-bf6afdffe6cb.webp?v=1766096822 (1) Tested Very Strong Sylvania 3LF4 Tube Date Code J1E Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-magnavox-6dt6a-tube-date-code-913-sylvania-eia-6dt6-a-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_8fb044dd-6556-4c4a-a356-332bc9d75b2a.webp?v=1766096875 (1) Tested Magnavox 6DT6A Tube Date Code 913 Sylvania EIA 6DT6 A Pentode Tube https://classiccurrents.com/products/1-tested-unbranded-6x4-tube-full-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_b6e47d7f-a0ba-41be-8240-abb04588b034.webp?v=1766096928 (1) Tested Unbranded 6X4 Tube Full Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-strong-magnavox-12gn7a-tube-code-022-ehu-black-plates-o-halo-12gn7-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_6732c84f-d29f-464f-94f0-3887b08b34b0.webp?v=1766097001 (1) Tested Strong Magnavox 12GN7A Tube Code 022 EHU Black Plates O Halo 12GN7 A https://classiccurrents.com/products/1-tested-ge-6dq6b-tube-date-code-63-13-general-electric-6dq6-b-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_694947b0-3af9-44b3-a506-e4147486b845.webp?v=1766097113 (1) Tested GE 6DQ6B Tube Date Code 63-13 General Electric 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-rca-jrc-5651-tube-date-code-58-35-voltage-regulator-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_c8c3c3cc-4e4c-4935-b994-bf3ae6cb7e46.webp?v=1766097347 (1) Tested RCA JRC 5651 Tube Date Code 58-35 Voltage Regulator Tube (c) https://classiccurrents.com/products/1-tested-sylvania-25z5-tube-date-code-2-26-rectifier-doubler-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_d717cf26-ab54-4bf4-8f61-5a525c3bafc4.webp?v=1766097412 (1) Tested 1952 Sylvania 25Z5 Tube Date Code 2-26 Rectifier Doubler Tube (b) https://classiccurrents.com/products/1-tested-rca-6hf5-tube-date-code-f1-rca-6hf5-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_9e9fd898-56e7-4672-93a6-9aa174bd7e78.webp?v=1766097460 (1) Tested RCA 6HF5 Tube Date Code F1 RCA 6HF5 Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-6cb6a-tube-date-code-fh-btb-pentode-sylvania-6cb6-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_972b38a4-c4e5-44d6-bd05-7885bfe50fdd.webp?v=1766097527 (1) Tested Sylvania 6CB6A Tube Date Code FH BTB Pentode Sylvania 6CB6 A Tube https://classiccurrents.com/products/1-tested-sylvania-6z10-tube-with-box-date-code-nr-enc-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_6fc60fe2-1947-4a8f-82a6-9bb6f7a3d2c6.webp?v=1766097588 (1) Tested Sylvania 6Z10 Tube with Box Date Code NR ENC Power Pentode Tube https://classiccurrents.com/products/1-tested-raytheon-rk-1625-tube-date-code-i3-raytheon-1625-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_e6d75dd7-a7fa-4a1b-8aea-eb5fec246453.webp?v=1766098192 (1) Tested Raytheon RK 1625 Tube Date Code I3 Raytheon 1625 Beam Power Tube https://classiccurrents.com/products/1-tested-ken-rad-6f7-tube-vt-70-tube-date-code-z2-mil-spec-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_c4031507-4fc2-47a0-95cc-36c355f56979.webp?v=1766098252 (1) Tested Ken Rad 6F7 Tube VT-70 Tube Date Code Z2 Mil-Spec Triode Pentode Tube https://classiccurrents.com/products/1-tested-philco-type-24a-tube-date-code-56-type-24-a-tube-sharp-cutoff-tetrode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_9c3e360e-b0bb-4f81-94f0-1cf07fe1a0a7.webp?v=1766098305 (1) Tested 1945 Philco Type 24A Tube Code 5S Type 24 A Tube Sharp Cutoff Tetrode https://classiccurrents.com/products/1-tested-philco-4cs6-tube-date-code-6009-pentagrid-amplifier-tube-sylvania-eia 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_85c66151-c100-41b0-9e19-c58760b21788.webp?v=1766098368 (1) Tested 1960 Philco 4CS6 Tube Code 6009 Pentagrid Amplifier Tube Sylvania EIA https://classiccurrents.com/products/1-tested-sylvania-3by6-tube-with-box-date-code-cb-pentagrid-amplifier-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_1c80acb1-681b-45e0-955b-4b1afa4dad18.webp?v=1766098426 (1) Tested 1956 Sylvania 3BY6 Tube with Box Code CB Pentagrid Amplifier Tube (a) https://classiccurrents.com/products/1-tested-ken-rad-6h6-tube-date-code-z2-ken-rad-6h6-twin-diode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_d85c13ae-c17d-4f27-b3b9-9d673ffb6651.webp?v=1766098478 (1) Tested Ken-Rad 6H6 Tube Date Code Z2 Ken Rad 6H6 Twin Diode Tube https://classiccurrents.com/products/1-tested-balanced-ge-6gu7-tube-general-electric-6gu7-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_ee2f9744-91a5-4fe5-9d4f-a9bf01f74476.webp?v=1766098532 (1) Tested Balanced GE 6GU7 Tube General Electric 6GU7 Twin Triode Tube https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-1-52-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_999bc5f3-df9f-4020-9d7c-74b6023a675d.webp?v=1766098644 (1) Tested RCA 6W4GT Tube Date Code 1-52 RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-sylvania-32l7gt-tube-black-glass-date-code-7-13-32l7-gt-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_0b7f4cdb-031e-4a89-a452-4747941f0c89.webp?v=1766098700 (1) Tested Sylvania 32L7GT Tube Black Glass Date Code 7-13 32L7 GT Tube (b) https://classiccurrents.com/products/1-tested-magnavox-6dt6a-tube-6dt6-a-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_77bf1d96-19cd-426e-98af-ab8466f7b76e.webp?v=1766098756 (1) Tested Magnavox 6DT6A Tube 6DT6 A Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ken-rad-6l7-tube-date-code-a7-ken-rad-6l7-pentagrid-mixer-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_dc2e0681-cd3c-4d47-bdd9-8f30a88b6ecc.webp?v=1766098814 (1) Tested Ken-Rad 6L7 Tube Date Code A7 Ken Rad 6L7 Pentagrid Mixer Vacuum Tube https://classiccurrents.com/products/1-tested-raytheon-6w4gt-tube-date-code-1-13-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_537e2631-a96f-4b6b-8fb7-cc134d5fac4a.webp?v=1766098870 (1) Tested Raytheon 6W4GT Tube Date Code 1-13 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-chatham-electronics-jan-cahg-5r4wga-tube-date-code-703-5r4-wga-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_2932b4b9-bb92-4dbb-a274-e5756a72dda5.webp?v=1766168522 (1) Tested Chatham Electronics JAN CAHG 5R4WGA Tube Date Code 703 5R4 WGA Tube https://classiccurrents.com/products/1-tested-ge-32et5a-tube-with-box-date-code-ew-general-electric-32et5-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_f51810cb-0d8a-47bf-bb7a-5a4ab3a2bd2e.webp?v=1766168698 (1) Tested GE 32ET5A Tube with Box Date Code EW General Electric 32ET5 A Tube https://classiccurrents.com/products/1-tested-sylvania-17ew8-hcc85-tube-with-box-date-code-kbg-nr-germany-17ew8 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_512361ba-99f2-45fd-9184-9253b81c5209.webp?v=1766168779 (1) Tested Sylvania 17EW8/HCC85 Tube with Box Date Code KBG NR Germany 17EW8 https://classiccurrents.com/products/1-tested-westinghouse-6au6a-tube-westinghouse-6au6-a-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_8c0c7af5-00db-41c9-bda6-e15aa7b72978.webp?v=1766168857 (1) Tested Westinghouse 6AU6A Tube Westinghouse 6AU6 A Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-rca-jan-crc-6080-tube-code-4-26-black-plate-rca-6080-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_1b8f5fec-7991-45eb-9a76-bed6ad1cb92d.webp?v=1766170278 (1) Tested Balanced RCA JAN CRC 6080 Tube Code 4-26 Black Plate RCA 6080 Tube https://classiccurrents.com/products/1-tested-zenith-1a5g-tube-date-code-r0r-1a5-g-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_fbfb669b-74b7-4048-958a-08a056e4201c.webp?v=1766170350 (1) Tested Zenith 1A5G Tube Date Code R0R 1A5 G Power Pentode Tube https://classiccurrents.com/products/1-tested-ge-6sg7-tube-date-code-1-48-general-electric-6sg7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_fc3d0668-bc72-40fc-8759-04fe2e6ffa1e.webp?v=1766170417 (1) Tested GE 6SG7 Tube Date Code 1-48 General Electric 6SG7 Pentode Tube https://classiccurrents.com/products/1-tested-rca-5br8-tube-with-box-date-code-aq-medium-mu-triode-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_d41d18c6-6f14-4dd7-879b-ee364703f7ed.webp?v=1766170716 (1) Tested RCA 5BR8 Tube with Box Date Code AQ Medium Mu Triode Cutoff Pentode https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-48-dumont-5v6-gt-beam-power-tube-f 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_d88b10b2-95e9-45a3-b3a2-742c8d4f6a03.webp?v=1766170777 (1) Tested Dumont 5V6GT Tube Date Code 66-48 Dumont 5V6 GT Beam Power Tube (f) https://classiccurrents.com/products/1-tested-rca-8fq7-8cg7-tube-with-box-date-code-du-rca-8fq7-tube-rca-8cg7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_7a4308ed-6508-459e-a041-7134fe96c78d.webp?v=1766170842 (1) Tested RCA 8FQ7/8CG7 Tube with Box Date Code DU RCA 8FQ7 Tube RCA 8CG7 Tube https://classiccurrents.com/products/1-tested-sylvania-6ay3-tube-with-box-date-code-mk-raf-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_093debf5-c9fb-4a28-ad0c-4c1277f077c4.webp?v=1766170908 (1) Tested Sylvania 6AY3 Tube with Box Date Code mk RAF Half Wave Rectifier https://classiccurrents.com/products/1-tested-hitachi-34gd5-tube-made-in-japan-power-output-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_29375f6b-9f77-402a-997e-95349820c272.webp?v=1766170999 (1) Tested Hitachi 34GD5 Tube Made in Japan Power Output Pentode Tube https://classiccurrents.com/products/1-tested-1954-western-electric-5847-404a-tube-black-plate-square-halo-code-426 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_4693cef5-e7ad-4803-ac68-25596ecbae9b.webp?v=1766171119 (1) Tested 1954 Western Electric 5847 404A Tube Black Plate Square Halo Code 426 https://classiccurrents.com/products/1-tested-ge-1a5gt-tube-date-code-8-39-general-electric-1a5-gt-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_f5158302-a018-4b98-a55d-8ca020e1e621.webp?v=1766171198 (1) Tested GE 1A5GT Tube Date Code 8-39 General Electric 1A5 GT Pentode Tube (a) https://classiccurrents.com/products/1-tested-rca-6j5-tube-date-code-6-52-rca-6j5-medium-mu-triode-black-metal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_7a630391-a4bd-4d21-a355-e193cfd88e31.webp?v=1766171336 (1) Tested RCA 6J5 Tube Date Code 6-52 RCA 6J5 Medium Mu Triode Black Metal Tube https://classiccurrents.com/products/1-tested-sylvania-32et5a-tube-with-box-date-code-bau-32et5-a-power-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_8941b905-6fa3-44e4-8e79-2889509e6aee.webp?v=1766171535 (1) Tested Sylvania 32ET5A Tube with Box Date Code BAU 32ET5 A Power Tube (d) https://classiccurrents.com/products/1-tested-strong-ge-6sa7-tube-with-box-date-code-62-09-pentagrid-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_fa376f73-fe57-49dd-9bfe-077a35407f7b.webp?v=1766172221 (1) Tested Strong GE 6SA7 Tube with Box Date Code 62-09 Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-12a6y-tube-date-code-58-09-rca-12a6y-tube-12a6-y-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_8f001246-f592-469e-9da9-f6feea42bbd1.webp?v=1766172298 (1) Tested RCA JAN CRC 12A6Y Tube Date Code 58-09 RCA 12A6Y Tube 12A6 Y Tube (a) https://classiccurrents.com/products/1-tested-national-union-35z4gt-tube-date-code-5139-35z4-gt-rectifier-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_50fc2d65-dc87-4750-b38a-56bd2ece00e6.webp?v=1766172395 (1) Tested National Union 35Z4GT Tube Date Code 5139 35Z4 GT Rectifier Tube (a) https://classiccurrents.com/products/1-tested-1958-western-electric-404a-tube-black-plates-square-getter-code-5813 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_35a96451-0040-4879-8eba-46b8c1e58b4f.webp?v=1766172597 (1) Tested 1958 Western Electric 404A Tube Black Plates Square Getter Code 5813 https://classiccurrents.com/products/1-tested-ken-rad-12j5gt-tube-date-code-k3-ken-rad-12j5-gt-medium-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_8b7d06fc-61d0-485f-9f5c-f6a49e55bf0a.webp?v=1766172688 (1) Tested Ken-Rad 12J5GT Tube Date Code K3 Ken Rad 12J5 GT Medium Mu Triode https://classiccurrents.com/products/1-tested-strong-sylvania-7c5-tube-date-code-v2-sylvania-7c5-loctal-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_eb9c6daa-4f65-4319-a450-7f457315b07d.webp?v=1766172752 (1) Tested Strong Sylvania 7C5 Tube Date Code V2 Sylvania 7C5 Loctal Power Tube https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-g 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_ac589a1f-8bcb-4ace-931c-33feafc473ef.webp?v=1766172819 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (g) https://classiccurrents.com/products/1-tested-rca-6gh8a-tube-with-box-date-code-eg-medium-triode-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_a98622b8-454c-4255-8781-3612cedda45b.webp?v=1766172908 (1) Tested RCA 6GH8A Tube with Box Date Code EG Medium Triode Cutoff Pentode https://classiccurrents.com/products/1-tested-siemens-ebf89-tube-6dc8-code-g35-2g-dual-diode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_45337b5f-7e28-40a6-bdc4-135737fe825c.webp?v=1766172974 (1) Tested Siemens EBF89 Tube (6DC8) Code G35 ‡2G Dual Diode Pentode Tube https://classiccurrents.com/products/1-tested-rca-12ea6-tube-silver-plate-with-box-date-code-nm-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_70de05ae-60a3-4f37-a7fb-c46cd06a6044.webp?v=1766173396 (1) Tested RCA 12EA6 Tube Silver Plate with Box Date Code NM Pentode Tube (b) https://classiccurrents.com/products/1-tested-balanced-iec-mullard-6ju8-tube-code-1022-428-great-britain-quad-diode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_4f8595ee-14b9-4317-8f1e-d905dd7e3a07.webp?v=1766173458 (1) Tested Balanced IEC Mullard 6JU8 Tube Code 1022-428 Great Britain Quad Diode https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-date-code-513-black-staggered-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_410fcb39-0a14-4865-b30c-2d9c2a7c305a.webp?v=1766173833 (1) Tested RCA 6SN7GTB Tube Date Code 513 Black Staggered Plates 6SN7GT https://classiccurrents.com/products/1-tested-balanced-rca-117z6gt-tube-with-box-date-code-243-rca-117z6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_42d7cd25-cf28-41c0-9294-8a1c94795c88.webp?v=1766173905 (1) Tested Balanced RCA 117Z6GT Tube with Box Date Code 243 RCA 117Z6 GT https://classiccurrents.com/products/1-tested-ge-1k3-tube-date-code-fu-general-electric-1k3-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_5e944a09-2ef0-42b2-9665-337629e033f4.webp?v=1766173964 (1) Tested GE 1K3 Tube Date Code FU General Electric 1K3 Rectifier Tube https://classiccurrents.com/products/1-tested-motorola-9a8-tube-date-code-l554-japan-motorola-golden-premium-9a8 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_d036492a-bc4a-472a-9fed-2ae2ae85be81.webp?v=1766174036 (1) Tested Motorola 9A8 Tube Date Code L554 Japan Motorola Golden Premium 9A8 https://classiccurrents.com/products/1-tested-strong-rca-6y6ga-tube-date-code-ms-rca-6y6-ga-black-plate-beam-power 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_8ccb3dea-4796-4a23-b934-19b20ff05052.webp?v=1766174124 (1) Tested Strong RCA 6Y6GA Tube Date Code MS RCA 6Y6 GA Black Plate Beam Power https://classiccurrents.com/products/1-tested-raytheon-ck-5654-6ak5w-tube-with-box-date-code-h19-ck5654-6ak5w-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_b66b63b9-a098-4e68-93ad-e42ef22772ac.webp?v=1766174218 (1) Tested Raytheon CK 5654 6AK5W Tube with Box Date Code H19 CK5654/6AK5W Tube https://classiccurrents.com/products/1-tested-hytron-35a5-tube-date-code-5226-35a5-loctal-power-tube-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_41f25758-a5a9-448d-895f-328079276fc5.webp?v=1766174291 (1) Tested Hytron 35A5 Tube Date Code 5226 35A5 Loctal Power Tube Loktal Tube https://classiccurrents.com/products/1-tested-rca-6fq7-6cg7-tube-date-code-bc-with-box-rca-6fq7-tube-6cg7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_bc6e8824-8b1d-467d-b918-8934b88ca51a.webp?v=1766174478 (1) Tested RCA 6FQ7/6CG7 Tube Date Code BC with Box RCA 6FQ7 Tube 6CG7 Tube https://classiccurrents.com/products/1-tested-philco-type-27-tube-engraved-4-hole-mesh-cup-getter-code-1l-globe 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_98056780-944b-4280-b933-db05be4392bb.webp?v=1766174562 (1) Tested Philco Type 27 Tube Engraved 4 Hole Mesh Cup Getter Code 1L Globe https://classiccurrents.com/products/1-tested-rca-jrc-6ak6-tube-date-code-3-09-rca-6ak6-power-amplifier-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_3667c360-cbe9-4836-8dec-3583fab3304f.webp?v=1766174659 (1) Tested RCA JRC 6AK6 Tube Date Code 3-09 RCA 6AK6 Power Amplifier Pentode https://classiccurrents.com/products/1-tested-dumont-6ah4gt-tube-date-code-68-12-dumont-6ah4-gt-tube-with-box 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_2cf57f33-fc54-4bf8-bd5c-5847ecdbeca7.webp?v=1766174757 (1) Tested Dumont 6AH4GT Tube Date Code 68-12 Dumont 6AH4 GT Tube with Box https://classiccurrents.com/products/1-tested-ge-6j7-tube-date-code-58-13-general-electric-6j7-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_5a1c02bd-bd1e-4a81-a3d7-b33cdf85be49.webp?v=1766175032 (1) Tested GE 6J7 Tube Date Code 58-13 General Electric 6J7 Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-motorola-6bl8-tube-date-code-7m-431-made-in-japan-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_c40c2714-64a6-4e35-9162-66b16c347a23.webp?v=1766175281 (1) Tested Motorola 6BL8 Tube Date Code 7M-431 Made in Japan Triode Pentode Tube https://classiccurrents.com/products/tested-matched-pair-1979-western-electric-415a-tubes-with-boxes-codes-7926 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_1ed53c46-d3cc-4f9c-97da-57df3adedaa9.webp?v=1766175401 Tested Matched Pair 1979 Western Electric 415A Tubes with Boxes Codes 7926 https://classiccurrents.com/products/1-tested-gm-7c5-tube-date-code-939-loktal-tube-beam-power-loctal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_8690a499-ab9c-4e21-89cf-9ed49e1fd98d.webp?v=1766175471 (1) Tested GM 7C5 Tube Date Code 939 Loktal Tube Beam Power Loctal Tube https://classiccurrents.com/products/1-tested-sylvania-3au6-tube-with-box-date-code-adf-sylvania-3au6-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_906514ff-5b22-40b9-9140-77f955ce409f.webp?v=1766175540 (1) Tested Sylvania 3AU6 Tube with Box Date Code ADF Sylvania 3AU6 Pentode Tube https://classiccurrents.com/products/1-tested-rca-6gf7a-tube-with-box-date-code-cb-rca-6gf7-a-dual-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_96714be8-9aae-447b-a402-429f44f43275.webp?v=1766175728 (1) Tested RCA 6GF7A Tube with Box Date Code CB RCA 6GF7 A Dual Triode Tube https://classiccurrents.com/products/1-tested-international-service-master-6gh8a-tube-with-box-made-in-hungary-k 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_0291ff32-135b-4e7b-947f-6fe796da5a59.webp?v=1766175788 (1) Tested International Service Master 6GH8A Tube with Box Made in Hungary (k) https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-black-stagger-plates-date-code-kq-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_4880572a-bec0-48a2-8635-2e13f1be0e00.webp?v=1766177588 (1) Tested 1957 RCA 6SN7GTB Tube Black Stagger Plates Date Code KQ 6SN7GT https://classiccurrents.com/products/1-tested-ge-7n7-tube-general-electric-7n7-loctal-tube-medium-mu-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_8754e7d3-fb20-4c43-b666-3076b851016e.webp?v=1766177657 (1) Tested GE 7N7 Tube General Electric 7N7 Loctal Tube Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-very-strong-dumont-5am8-tube-date-code-67-28-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_5cfb564b-de17-4dc5-b1eb-ec20131c1032.webp?v=1766177740 (1) Tested Very Strong Dumont 5AM8 Tube Date Code 67-28 Pentode Tube (a) https://classiccurrents.com/products/1-tested-sylvania-type-27-tube-date-code-a5r-engraved-base-27-tube-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_b35f234d-e19b-408d-99b7-ffd3fd64ff54.webp?v=1766177844 (1) Tested Sylvania Type 27 Tube Date Code A5R Engraved Base 27 Tube Triode https://classiccurrents.com/products/1-tested-westinghouse-6sn7gtb-tube-black-plates-halo-code-60-52-6sn7gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_f6830dac-ade8-403a-aa51-3d9603385d97.webp?v=1766177933 (1) Tested 1960 Westinghouse 6SN7GTB Tube Black Plates Halo Code 60-52 6SN7 GT https://classiccurrents.com/products/1-tested-ge-25bq6ga-25cu6-tube-code-58-39-25bq6-ga-tube-25cu6-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_51686e65-ecc2-4abf-bdcb-2c9e80da304c.webp?v=1766178142 (1) Tested GE 25BQ6GA/25CU6 Tube Code 58-39 25BQ6 GA Tube 25CU6 Power Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-6w4gt-tube-date-code-2-39-sylvania-6w4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_a518269d-2d4d-4bec-98c0-c7e36751a243.webp?v=1766178211 (1) Tested Strong 1952 Sylvania 6W4GT Tube Date Code 2-39 Sylvania 6W4 GT Tube https://classiccurrents.com/products/1-tested-philco-6ba6-tube-date-code-51-12-remote-cutoff-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_86bc8e30-1ed3-4145-91ed-e0f66616efbf.webp?v=1766178320 (1) Tested Philco 6BA6 Tube Date Code 51-12 Remote Cutoff Pentode Tube (b) https://classiccurrents.com/products/1-tested-sylvania-35l6gt-g-tube-code-2nr-sylvania-35l6-gt-g-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_9c1fc9cf-f653-4da4-b6d7-3a979a80d138.webp?v=1766178393 (1) Tested Sylvania 35L6GT/G Tube Code 2NR Sylvania 35L6 GT G Beam Power Tube https://classiccurrents.com/products/1-tested-very-strong-ge-6w6gt-tube-date-code-nz-general-electric-6w6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_41b2dfce-de7d-48ad-842c-11c4350d07ed.webp?v=1766179863 (1) Tested Very Strong GE 6W6GT Tube Date Code NZ General Electric 6W6 GT https://classiccurrents.com/products/1-tested-ge-12bh7a-tube-with-box-date-code-re-gray-plates-halo-getter-12bh7-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_e04caa99-764b-4688-b1f7-c9e3719ebf36.webp?v=1766179923 (1) Tested GE 12BH7A Tube with Box Date Code RE Gray Plates Halo Getter 12BH7 A https://classiccurrents.com/products/1-tested-strong-admiral-12ax4gta-tube-date-code-5948-admiral-12ax4-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_d37593af-43b8-455e-94ed-a11edd6c14a3.webp?v=1766179979 (1) Tested Strong Admiral 12AX4GTA Tube Date Code 5948 Admiral 12AX4 GTA https://classiccurrents.com/products/1-tested-strong-sylvania-35z3-tube-half-wave-rectifier-loctal-tube-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_ebed4dd8-3897-404f-844c-ca6997c2f8b3.webp?v=1766180063 (1) Tested Strong Sylvania 35Z3 Tube Half Wave Rectifier Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-raytheon-6ag7-tube-date-code-552-metal-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_65e4a482-29df-4642-85f8-52e73b8b8764.webp?v=1766180120 (1) Tested Raytheon 6AG7 Tube Date Code 552 Metal Power Pentode Tube https://classiccurrents.com/products/1-tested-1951-western-electric-jw-6as6-409a-tube-code-139-dual-control-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_ad2a9683-985f-4219-932e-8b959348dab9.webp?v=1766180187 (1) Tested 1951 Western Electric JW 6AS6 409A Tube Code 139 Dual Control Pentode https://classiccurrents.com/products/1-tested-matsushita-12be6-hk90-tube-code-4i4i-12be6-tube-hk90-tube-pentagrid 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_ecbd0d44-4fe9-4473-aae9-6bc4531a67dd.webp?v=1766180576 (1) Tested Matsushita 12BE6/HK90 Tube Code 4I4I 12BE6 Tube HK90 Tube Pentagrid https://classiccurrents.com/products/1-tested-strong-and-balanced-sylvania-jan-6dj8-tube-date-code-7639-6dj8-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_12add6c7-a981-4f5b-b0d8-b28775df20b5.webp?v=1766180750 (1) Tested Strong and Balanced Sylvania JAN 6DJ8 Tube Date Code 7639 6DJ8 Tube https://classiccurrents.com/products/1-tested-strong-cunningham-2a5-tube-date-code-r3-2a5-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_66d63371-9aa9-4716-9cb8-16db15e528bb.webp?v=1766180834 (1) Tested Strong Cunningham 2A5 Tube Date Code R3 2A5 Power Pentode Tube https://classiccurrents.com/products/1-tested-raytheon-19j6-tube-with-box-date-code-309-medium-mu-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_3bfd2f41-e467-43bd-af71-d4c9d03c8851.webp?v=1766181002 (1) Tested Raytheon 19J6 Tube with Box Date Code 309 Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-cbs-6bq7a-tube-cbs-6bq7-a-medium-mu-twin-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_61a3c2d2-38f2-40a8-a247-f35f37afd133.webp?v=1766181079 (1) Tested CBS 6BQ7A Tube CBS 6BQ7 A Medium Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-32et5a-tube-with-box-date-code-bau-32et5-a-power-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_46922798-c02d-4196-aa8c-1a7824833f6c.webp?v=1766181144 (1) Tested Sylvania 32ET5A Tube with Box Date Code BAU 32ET5 A Power Tube (c) https://classiccurrents.com/products/1-tested-westinghouse-6cl3-tube-date-code-83-06-half-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_f67c6233-339c-4dfa-913d-240001730933.webp?v=1766181212 (1) Tested Westinghouse 6CL3 Tube Date Code 83-06 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-hytron-6dt5-tube-with-box-date-code-efd-ne-beam-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_28f5c8c7-4199-4564-a3f2-e2c363f045f9.webp?v=1766181281 (1) Tested Hytron 6DT5 Tube with Box Date Code EFD NE Beam Power Tube (b) https://classiccurrents.com/products/1-tested-sylvania-12ca5-tube-sylvania-12ca5-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_f59d6d40-3795-4f9e-ae8b-674586ed0dd4.webp?v=1766181377 (1) Tested Sylvania 12CA5 Tube Sylvania 12CA5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-strong-rca-6w6gt-tube-box-date-code-522-rca-6w6-gt-power-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_769ddcda-6d52-4486-81e7-f2562fe6d20d.webp?v=1766181999 (1) Tested Strong RCA 6W6GT Tube & Box Date Code 522 RCA 6W6 GT Power Tube (a) https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-0-43-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_97325c13-1871-49bf-a4dc-d965b27a609c.webp?v=1766182874 (1) Tested RCA 6W4GT Tube Date Code 0-43 RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-balanced-rca-6fq7-6cg7-tube-gray-plates-code-hr-anr-6fq7-6cg7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_3c038052-09b2-4db7-879c-2aef4f62f3c9.webp?v=1766182943 (1) Tested Balanced RCA 6FQ7/6CG7 Tube Gray Plates Code HR ANR 6FQ7 6CG7 Tube https://classiccurrents.com/products/1-tested-strong-unbranded-7c5-tube-7c5-loctal-tube-loktal-beam-power-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_07e0de1f-4b88-400f-b7c8-1a9dd8923ddc.webp?v=1766183048 (1) Tested Strong Unbranded 7C5 Tube 7C5 Loctal Tube Loktal Beam Power Tube (a) https://classiccurrents.com/products/1-tested-ge-0b3-tube-red-letter-with-box-code-63-52-voltage-regulator-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_0b581ace-633d-476e-8875-4b4bae4a88dc.webp?v=1766183121 (1) Tested GE 0B3 Tube Red Letter with Box Code 63-52 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-rca-6gu7-tube-with-box-date-code-bt-tall-gray-plates-halo-getter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_8ba994df-78f2-4284-8bec-f084bbd3f5ed.webp?v=1766183178 (1) Tested RCA 6GU7 Tube with Box Date Code BT Tall Gray Plates Halo Getter https://classiccurrents.com/products/1-tested-hytron-6dt5-tube-with-box-date-code-efd-ne-beam-power-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_cb371c8e-b45b-4305-988c-83480eb70458.webp?v=1766183244 (1) Tested Hytron 6DT5 Tube with Box Date Code EFD NE Beam Power Tube (a) https://classiccurrents.com/products/1-tested-sylvania-35-51-tube-date-code-nor-sylvania-type-35-51-tetrode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_63720e03-751d-4297-9e02-8e9af72b1a02.webp?v=1766183307 (1) Tested Sylvania 35/51 Tube Date Code NOR Sylvania Type 35 51 Tetrode Tube https://classiccurrents.com/products/1-tested-philco-6x8-tube-triode-pentode-converter-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_b2d88556-6bdf-4263-9d03-128dc581e98e.webp?v=1766183358 (1) Tested Philco 6X8 Tube Triode Pentode Converter Vacuum Tube https://classiccurrents.com/products/1-tested-motorola-5dj4-tube-date-code-246-full-wave-rectifier-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_00ef3141-a90f-4666-8c78-9182ef6518bc.webp?v=1766183412 (1) Tested Motorola 5DJ4 Tube Date Code 246 Full Wave Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-rca-19bg6ga-tube-date-code-ks-rca-19bg6-ga-beam-power-deflector-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_38d9ec51-a2b7-4e80-96f3-3f108e3fe08c.webp?v=1766183479 (1) Tested RCA 19BG6GA Tube Date Code KS RCA 19BG6 GA Beam Power Deflector Tube https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-with-box-date-code-kg-6w4-gt-half-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_c95ff822-49ee-4531-b09e-c5747b257127.webp?v=1766183619 (1) Tested RCA 6W4GT Tube with Box Date Code KG 6W4 GT Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-philco-7h7-tube-date-code-6o-loctal-tube-loktal-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_0fa23239-0f44-4844-b4c4-6eb00487a9a2.webp?v=1766183677 (1) Tested Philco 7H7 Tube Date Code 6O Loctal Tube Loktal Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-25bq6gt-tube-date-code-352-sylvania-25bq6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_0b36b3c6-df20-4680-b899-c12921d0fd7d.webp?v=1766183728 (1) Tested 1953 Sylvania 25BQ6GT Tube Date Code 352 Sylvania 25BQ6 GT Power Tube https://classiccurrents.com/products/1-tested-rca-victor-6l7-tube-date-code-s4-rca-vt-87-pentagrid-mixer-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_894f51a9-5032-4d5d-aec5-6bd708922457.webp?v=1766183784 (1) Tested RCA Victor 6L7 Tube Date Code S4 RCA VT-87 Pentagrid Mixer Tube https://classiccurrents.com/products/1-tested-admiral-8fq7-tube-date-code-65-18-65-52-medium-mu-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_ea3984cb-b292-420d-b845-d04f368bbc3d.webp?v=1766183838 (1) Tested Admiral 8FQ7 Tube Date Code 65-18 65-52 Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-westinghouse-6sj7-tube-date-code-8r04-6sj7-sharp-cutoff-pentode-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_9664bfe2-554d-46fe-892e-5370259646d2.webp?v=1766183898 (1) Tested Westinghouse 6SJ7 Tube Date Code 8R04 6SJ7 Sharp Cutoff Pentode (b) https://classiccurrents.com/products/1-tested-ge-6cb6-tube-date-code-57-13-general-electric-6cb6-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_b3cd149b-c768-4870-b8a6-1b3c0bfa191c.webp?v=1766183956 (1) Tested GE 6CB6 Tube Date Code 57-13 General Electric 6CB6 Pentode Tube https://classiccurrents.com/products/1-tested-ge-6y6g-tube-date-code-43-j9-general-electric-6y6-g-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_60f00fa6-a9ce-407c-bfa5-46412b0a2969.webp?v=1766184014 (1) Tested GE 6Y6G Tube Date Code 43-J9 General Electric 6Y6 G Beam Power Tube https://classiccurrents.com/products/1-tested-strong-ge-6au5gt-tube-date-code-ju-general-electric-6au5-gt-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_3e84d1c9-d218-4e95-a005-d5c3dee59609.webp?v=1766184087 (1) Tested Strong GE 6AU5GT Tube Date Code JU General Electric 6AU5 GT (a) https://classiccurrents.com/products/1-tested-ge-cge-6688-tube-gold-pins-holland-with-box-date-code-d4-ay 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_2e948715-bec9-4992-b46b-80a2e39d3daa.webp?v=1766184149 (1) Tested GE CGE 6688 Tube Gold Pins Holland with Box Date Code D4 AY https://classiccurrents.com/products/1-tested-ge-6gy6-tube-date-code-5-48-general-electric-6gy6-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_5d5837bc-46cf-4343-bab1-a3a00e13ac15.webp?v=1766184231 (1) Tested GE 6GY6 Tube Date Code 5-48 General Electric 6GY6 Pentode Tube https://classiccurrents.com/products/1-tested-silvertone-224a-tube-date-code-3ax-type-24-tube-engraved-base-tetrode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_8998fac6-fb3d-415b-8f46-6a96b16b8811.webp?v=1766184308 (1) Tested Silvertone 224A Tube Date Code 3AX Type 24 Tube Engraved Base Tetrode https://classiccurrents.com/products/1-tested-arcturus-type-41-tube-date-code-e5-arcturus-power-pentode-41-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_712f2e55-8940-4f4b-9eeb-27af9774a6a0.webp?v=1766184363 (1) Tested Arcturus Type 41 Tube Date Code E5 Arcturus Power Pentode 41 Tube https://classiccurrents.com/products/1-tested-ken-rad-6d6-tube-date-code-s2-r-remote-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_519dcf5d-6bfd-4642-b4f5-35d2e9cf827d.webp?v=1766184811 (1) Tested Ken-Rad 6D6 Tube Date Code S2-R Remote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-cbs-6as6-tube-date-code-dc-dual-control-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_987f9146-88b4-4b46-af86-fdc936e3a51e.webp?v=1766184874 (1) Tested CBS 6AS6 Tube Date Code DC Dual Control Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-14r7-tube-with-box-date-code-826-twin-diode-pentode-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_43f69ff9-8b51-4f94-bd1f-b23f10301ff5.webp?v=1766184944 (1) Tested 1958 Tung Sol 14R7 Tube with Box Date Code 826 Twin Diode Pentode (b) https://classiccurrents.com/products/1-tested-admiral-6bz6-tube-date-code-60-17-semi-remote-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_cf999461-e841-47aa-bdce-dedf838eb7a5.webp?v=1766184994 (1) Tested Admiral 6BZ6 Tube Date Code 60-17 Semi Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-national-union-6cd6g-tube-date-code-5113-6cd6-g-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_2865604a-5e2f-4df7-b6fe-7261de7c5856.webp?v=1766185061 (1) Tested National Union 6CD6G Tube Date Code 5113 6CD6 G Beam Power Tube https://classiccurrents.com/products/1-tested-very-strong-sylvania-6da4a-tube-date-code-bb-edb-rectifier-6da4-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_ff23c8a0-48be-45f5-8e4e-f6192008e785.webp?v=1766185129 (1) Tested Very Strong Sylvania 6DA4A Tube Date Code bb EDB Rectifier 6DA4 A https://classiccurrents.com/products/1-tested-magnavox-6fq7-tube-date-code-631-long-gray-plates-halo-getter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_fdc9fbb6-c518-4fc6-81b4-804d9f213f60.webp?v=1766185185 (1) Tested Magnavox 6FQ7 Tube Date Code 631 Long Gray Plates Halo Getter https://classiccurrents.com/products/1-tested-sylvania-6de4-tube-date-code-am-eel-sylvania-6de4-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_d148477b-3c96-44c2-9f74-c5b8cffde10e.webp?v=1766185263 (1) Tested Sylvania 6DE4 Tube Date Code am EEL Sylvania 6DE4 Half Wave Rectifier https://classiccurrents.com/products/1-tested-sylvania-6cd6g-tube-date-code-bf-sylvania-6cd6-g-coke-bottle-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_c24d3d42-d05a-4241-a2e8-51a28928e542.webp?v=1766185319 (1) Tested 1955 Sylvania 6CD6G Tube Code BF Sylvania 6CD6 G Coke Bottle Tube https://classiccurrents.com/products/1-tested-strong-ge-25l6gt-tube-date-code-0-39-general-electric-25l6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_c7aa2774-47f3-46ba-ba4e-f2769b6082a7.webp?v=1766186106 (1) Tested Strong GE 25L6GT Tube Date Code 0-39 General Electric 25L6 GT Tube https://classiccurrents.com/products/1-tested-very-strong-cbs-hytron-6sa7-tube-with-box-date-code-5263-pentagrid 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_0b573dd1-8ee1-49df-aa19-f01ab5e7e88c.webp?v=1766186179 (1) Tested Very Strong CBS Hytron 6SA7 Tube with Box Date Code 5263 Pentagrid https://classiccurrents.com/products/1-tested-sylvania-6gm6-tube-sylvania-semiremote-cutoff-pentode-vacuum-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_3f635d3a-1f90-4c9e-a519-d1ed95926f71.webp?v=1766186242 (1) Tested Sylvania 6GM6 Tube Sylvania SemiRemote Cutoff Pentode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-philco-type-58-tube-date-code-7s-philco-58-remote-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_6997c727-0f99-4716-acff-d1fa648cf517.webp?v=1766186338 (1) Tested Philco Type 58 Tube Date Code 7S Philco 58 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-15cw5-pl84-tube-england-code-kao-nr-15cw5-tube-pl84-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_6b8ef511-4cd2-4282-b714-7e655632a61f.webp?v=1766186388 (1) Tested Sylvania 15CW5/PL84 Tube England Code KAO NR 15CW5 Tube Pl84 Tube https://classiccurrents.com/products/1-tested-strong-raytheon-7c7-tube-with-box-date-code-239-loctal-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_994f5b8e-926c-410f-acf0-c7401fd2ca79.webp?v=1766186480 (1) Tested Strong Raytheon 7C7 Tube with Box Date Code 239 Loctal Pentode Tube https://classiccurrents.com/products/1-tested-ge-6x5gt-tube-red-letter-base-date-code-60-30-6x5-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_ff9a7538-4c09-43a3-86e3-9b4f1e524bf6.webp?v=1766186551 (1) Tested GE 6X5GT Tube Red Letter Base Date Code 60-30 6X5 GT Rectifier Tube https://classiccurrents.com/products/1-tested-strong-tung-sol-6w4gt-tube-date-code-550-3-tung-sol-6w4-gt-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_4128f567-c3f8-4db2-8988-7631db648a61.webp?v=1766186612 (1) Tested Strong 1955 Tung-Sol 6W4GT Tube Code 550-3 Tung Sol 6W4 GT Rectifier https://classiccurrents.com/products/1-tested-strong-sylvania-6dw4-tube-date-code-gk-ala-sylvania-rectifier-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_f0066b99-4e07-4fd8-ac55-5e16ed20f3b8.webp?v=1766186684 (1) Tested Strong Sylvania 6DW4 Tube Date Code gk ALA Sylvania Rectifier (b) https://classiccurrents.com/products/1-tested-sylvania-6c6-tube-date-code-t9r-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_e7036c89-3a40-4284-b639-bf9ca75c4cf7.webp?v=1766186753 (1) Tested Sylvania 6C6 Tube Date Code T9R Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-crosley-6sn7gta-tube-staggered-black-plates-date-code-626-6sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_bc19e694-2f5d-415f-ac40-c3d41502d4b0.webp?v=1766186807 (1) Tested 1956 Crosley 6SN7GTA Tube Staggered Black Plates Code 626 6SN7 GTA https://classiccurrents.com/products/1-tested-tung-sol-1b3gt-tube-date-code-kd3-1b3-gt-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_5ef99160-48f1-4c51-987c-2b486f49b266.webp?v=1766186954 (1) Tested Tung Sol 1B3GT Tube Date Code KD3 1B3 GT Half Wave Rectifier https://classiccurrents.com/products/1-tested-gm-delco-25ax4gt-tube-date-code-na-gm-delco-25ax4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_ebc3b6bd-ba00-4fe2-b94a-fdad47066999.webp?v=1766187015 (1) Tested GM Delco 25AX4GT Tube Date Code NA GM Delco 25AX4 GT Tube https://classiccurrents.com/products/1-tested-sylvania-36am3b-tube-with-box-date-code-bax-36am3-b-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_aa4174e4-da8e-4802-87b5-1cf6d2d4de12.webp?v=1766187082 (1) Tested Sylvania 36AM3B Tube with Box Date Code BAX 36AM3 B Tube (d) https://classiccurrents.com/products/1-tested-1967-western-electric-408a-tube-with-original-box-date-code-6726 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_8bc06dc5-f535-43a0-907e-09b41bbbf2c7.webp?v=1766203663 (1) Tested 1967 Western Electric 408A Tube with Original Box Date Code 6726 https://classiccurrents.com/products/1-tested-national-union-6ar5-tube-date-code-5139-6ar5-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_dc4ffa20-46e6-47c6-80b8-a2ea44377366.webp?v=1766203758 (1) Tested National Union 6AR5 Tube Date Code 5139 6AR5 Power Pentode Tube https://classiccurrents.com/products/1-tested-strong-ge-6w6gt-tube-date-code-nt-general-electric-6w6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_db49c0e6-dc7f-41fa-be98-80f5728076da.webp?v=1766203854 (1) Tested Strong GE 6W6GT Tube Date Code NT General Electric 6W6 GT https://classiccurrents.com/products/1-tested-sylvania-5az4-tube-with-box-date-code-1-52-loctal-tube-rectifier-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_5dba89bb-a438-4fd6-9368-7566b4a45caf.webp?v=1766203917 (1) Tested 1951 Sylvania 5AZ4 Tube with Box Code 1-52 Loctal Tube Rectifier (b) https://classiccurrents.com/products/1-tested-zenith-7y4-tube-code-826-loctal-tube-full-wave-rectifier-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_7f13f315-322e-4f7a-baa2-d9bb70128a75.webp?v=1766204018 (1) Tested Zenith 7Y4 Tube Code 826 Loctal Tube Full Wave Rectifier Loktal Tube https://classiccurrents.com/products/1-tested-rca-6bq7a-tube-date-code-av-rca-6bq7-a-medium-mu-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_6a381f2f-fe86-4aac-ac00-03f000397e6e.webp?v=1766204073 (1) Tested RCA 6BQ7A Tube Date Code AV RCA 6BQ7 A Medium Mu Twin Triode Tube https://classiccurrents.com/products/1-tested-1944-rca-jan-crc-12k8y-tube-with-box-date-code-h5e-triode-hexode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_bfd98769-cbe7-48e1-8b82-36a9271e926b.webp?v=1766204166 (1) Tested 1944 RCA JAN CRC 12K8Y Tube with Box Date Code H5E Triode Hexode Tube https://classiccurrents.com/products/1-tested-strong-admiral-6v6gt-tube-admiral-radio-6v6-gt-tube-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_df554978-97a0-4499-a3e0-547b740bb9a9.webp?v=1766204236 (1) Tested Strong Admiral 6V6GT Tube Admiral Radio 6V6 GT Tube Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-12ax4gtb-tube-date-code-nm-rca-12ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_0e4bba83-e255-498c-b46e-5ad2cea1eb83.webp?v=1766204330 (1) Tested RCA 12AX4GTB Tube Date Code NM RCA 12AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-strong-rca-17d4-tube-code-ng-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_b1ec6015-d61a-42e5-a5dc-3ec2505ed905.webp?v=1766204404 (1) Tested Strong RCA 17D4 Tube Code NG Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-silvertone-6sn7gtb-tube-chrome-dome-black-plates-code-552-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_50f08ef7-be28-4d4f-9e39-2f8be9cf056e.webp?v=1766204532 (1) Tested Silvertone 6SN7GTB Tube Chrome Dome Black Plates Code 552 6SN7GT https://classiccurrents.com/products/1-tested-silvertone-6w4gt-tube-date-code-252-silvertone-6w4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_843e8250-36b4-41c8-be81-384d05aa0691.webp?v=1766204640 (1) Tested Silvertone 6W4GT Tube Date Code 252 Silvertone 6W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-very-strong-sovtek-6v6gt-tube-6v6-gt-tube-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_f90e0f2c-6295-4a84-8fa3-a47ff9d57901.webp?v=1766204756 (1) Tested Very Strong Sovtek 6V6GT Tube 6V6 GT Tube Power Vacuum Tube https://classiccurrents.com/products/1-tested-rca-1t5gt-tube-with-box-date-code-809-rca-1t5-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_bffad321-7315-4112-bca4-35a91f7df823.webp?v=1766204869 (1) Tested RCA 1T5GT Tube with Box Date Code 809 RCA 1T5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-6bk5-tube-date-code-gc-vwf-6bk5-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_f28968a1-1b60-45da-9110-8ccf4af6d746.webp?v=1766204936 (1) Tested Sylvania 6BK5 Tube Date Code GC VWF 6BK5 Beam Power Tube https://classiccurrents.com/products/1-tested-balanced-ge-6sl7gt-tube-silver-round-plates-box-code-59-09-6sl7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_533195fd-8b0b-4715-be7b-bdb6389c2769.webp?v=1766205009 (1) Tested Balanced GE 6SL7GT Tube Silver Round Plates & Box Code 59-09 6SL7 GT https://classiccurrents.com/products/1-tested-sylvania-6je6c-6lq6-tube-date-code-hc-acp-6je6c-tube-6lq6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_75758875-70f2-4b53-b1d0-de58b2b0806f.webp?v=1766205078 (1) Tested Sylvania 6JE6C/6LQ6 Tube Date Code hc ACP 6JE6C Tube 6LQ6 Tube https://classiccurrents.com/products/1-tested-rad-tel-6t8a-tube-date-code-2-66-rad-tel-6t8-a-triple-diode-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_8d0768b9-cdeb-4572-b602-3b91c4e0cbbe.webp?v=1766205153 (1) Tested Rad-Tel 6T8A Tube Date Code 2-66 Rad Tel 6T8 A Triple Diode Triode https://classiccurrents.com/products/1-tested-sylvania-17ax4gta-17dm4a-tube-date-code-aj-ecc-17ax4-gta-17dm4-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_54bd748d-35e2-478d-87f5-7e95e340d9e1.webp?v=1766205229 (1) Tested Sylvania 17AX4GTA/17DM4A Tube Date Code aj ECC 17AX4 GTA 17DM4 A Tube https://classiccurrents.com/products/1-tested-ge-25bq6gtb-tube-with-box-code-59-04-25bq6-gtb-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_25baa125-8c67-418a-875a-a3c49041c264.webp?v=1766205719 (1) Tested GE 25BQ6GTB Tube with Box Code 59-04 25BQ6 GTB Power Tube https://classiccurrents.com/products/lot-of-2-1943-western-electric-704a-tubes-and-boxes-peanut-tube-detector-diode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_e07deae2-d7a3-4d32-912b-476ea8923734.webp?v=1766205907 Lot of (2) 1943 Western Electric 704A Tubes and Boxes Peanut Tube Detector Diode https://classiccurrents.com/products/1-tested-hytron-25a7g-tube-date-code-5-7-hytron-25a7-g-power-pentode-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_c5975911-6553-4ca4-a802-09bfe00f51ca.webp?v=1766206096 (1) Tested Hytron 25A7G Tube Date Code 5-7 Hytron 25A7 G Power Pentode Rectifier https://classiccurrents.com/products/1-tested-ge-6sl7gt-tube-gray-plates-date-code-2-09-6sl7-gt-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_df48b5a2-0543-479d-949d-8b3c722efbf9.webp?v=1766206285 (1) Tested GE 6SL7GT Tube Gray Plates Date Code 2-09 6SL7 GT Twin Triode Tube https://classiccurrents.com/products/1-tested-strong-rca-6cl6-tube-date-code-ek-rca-6cl6-power-pentode-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_ecde74bb-0de3-4096-b8d5-9106a1cf6601.webp?v=1766206351 (1) Tested Strong RCA 6CL6 Tube Date Code EK RCA 6CL6 Power Pentode Tube (c) https://classiccurrents.com/products/1-tested-raytheon-50a5-tube-date-code-452-raytheon-loktal-tube-50a5-loctal 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_1f714531-6e6b-4c24-9c0d-dd2fdf4fcb9a.webp?v=1766206415 (1) Tested Raytheon 50A5 Tube Date Code 452 Raytheon Loktal Tube 50A5 Loctal https://classiccurrents.com/products/1-tested-balanced-ge-50y7gt-tube-with-box-date-code-58-17-50y7-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_0a8fa6b3-2f75-4cfa-a14a-6455cf916a4f.webp?v=1766206473 (1) Tested Balanced GE 50Y7GT Tube with Box Date Code 58-17 50Y7 GT Tube https://classiccurrents.com/products/1-tested-strong-nos-zenith-6jm6-tube-date-code-3-04-with-original-box 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_dea7124c-c51b-4f08-9c8c-55ee48d88a5f.webp?v=1766206603 (1) Tested Strong NOS Zenith 6JM6 Tube Date Code 3-04 with Original Box https://classiccurrents.com/products/1-tested-raytheon-6cb6-tube-raytheon-sharp-cut-off-pentode-6cb6-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_9a015189-4a28-42b7-a093-864a8e25a928.webp?v=1766206678 (1) Tested Raytheon 6CB6 Tube Raytheon Sharp Cut Off Pentode 6CB6 Vacuum Tube https://classiccurrents.com/products/1-tested-zenith-6sl7gt-tube-date-code-852-sylvania-eia-6sl7-gt-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_8ae28dcf-422f-4c06-a830-cd931208439e.webp?v=1766206790 (1) Tested Zenith 6SL7GT Tube Date Code 852 Sylvania EIA 6SL7 GT Twin Triode https://classiccurrents.com/products/1-tested-tung-sol-6bq6gtb-6cu6-tube-date-code-kr3-6bq6-gtb-tube-6cu6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_d657b550-128c-4e5d-b499-4e6616cd7a07.webp?v=1766206880 (1) Tested Tung-Sol 6BQ6GTB/6CU6 Tube Date Code KR3 6BQ6 GTB Tube 6CU6 Tube https://classiccurrents.com/products/1-tested-ge-6dc6-tube-with-box-date-code-ck-general-electric-6dc6-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-48_8ce9f79d-d662-42c4-966e-ca39b35fc486.webp?v=1766206992 (1) Tested GE 6DC6 Tube with Box Date Code CK General Electric 6DC6 Tube (a) https://classiccurrents.com/products/1-tested-iec-mullard-6hz6-tube-date-code-1022-407-great-britain-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_bb4d7e95-1bec-4c47-b1d4-e5ab2afe79a6.webp?v=1766207068 (1) Tested IEC Mullard 6HZ6 Tube Date Code 1022-407 Great Britain Pentode Tube https://classiccurrents.com/products/1-tested-ge-6ac7-tube-date-code-em-with-micanol-base-general-electric-6ac7 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_3d4fb9db-467c-492b-80af-6db8d995f4ea.webp?v=1766207148 (1) Tested 1978 GE 6AC7 Tube Code EM with Micanol Base General Electric 6AC7 https://classiccurrents.com/products/1-tested-ge-6j6-tube-date-code-56-22-general-electric-medium-mu-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_062c1fe9-4ee5-4ea8-a5b6-eb892f7816ed.webp?v=1766207215 (1) Tested GE 6J6 Tube Date Code 56-22 General Electric Medium Mu Twin Triode https://classiccurrents.com/products/1-tested-rca-17ge5-tube-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_a34b6938-9ea2-4937-8d27-2eb89a5f4730.webp?v=1766207283 (1) Tested RCA 17GE5 Tube Beam Power Vacuum Tube https://classiccurrents.com/products/1-philips-pe1-100-tube-made-in-holland-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_9ddf5b69-097f-4e7a-b753-90445fd92233.webp?v=1766207467 (1) Philips PE1/100 Tube Made in Holland Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-strong-ge-19au4gta-tube-date-code-63-13-general-electric-19au4-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_94cd789b-5131-4f37-bb87-8f381b36119a.webp?v=1766207538 (1) Tested Strong GE 19AU4GTA Tube Date Code 63-13 General Electric 19AU4 GTA https://classiccurrents.com/products/1-tested-strong-1963-western-electric-407a-tube-code-6339-407-a-double-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_116e3824-7c4a-4a75-a21f-32046923b39c.webp?v=1766207601 (1) Tested Strong 1963 Western Electric 407A Tube Code 6339 407 A Double Triode https://classiccurrents.com/products/1-tested-sylvania-6aq5a-tube-date-code-me-uss-sylvania-6aq5-a-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_3cc4594e-cd2c-474a-a4f4-b9b21eb7dd5e.webp?v=1766207676 (1) Tested Sylvania 6AQ5A Tube Date Code me USS Sylvania 6AQ5 A Beam Power Tube https://classiccurrents.com/products/1-tested-zenith-7695-tube-date-code-ecn-power-output-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_76192393-20c9-4cc7-b13d-5051fd2040f2.webp?v=1766207743 (1) Tested Zenith 7695 Tube Date Code ECN Power Output Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-jan-chs-1625-tube-vt-136-sylvania-1625-coke-bottle-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-96_717dcb58-6a0c-400e-9f4d-5b27bb8d0184.webp?v=1766207858 (1) Tested Sylvania JAN CHS 1625 Tube VT-136 Sylvania 1625 Coke Bottle Tube https://classiccurrents.com/products/vintage-adaptol-no-109-tube-socket-adapter-replace-25z5-tube-with-7f7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_a7bda28e-1e52-4ac1-9eb7-113518d637b7.webp?v=1766208456 Vintage Adaptol No. 109 Tube Socket Adapter Replace 25Z5 Tube with 7F7 Tube https://classiccurrents.com/products/1-tested-sylvania-6sn7gtb-tube-black-angled-t-plates-date-code-bk-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_54800b9f-51bd-4100-8144-4d06d5a48706.webp?v=1766208536 (1) Tested 1955 Sylvania 6SN7GTB Tube Black Angled T Plates Date Code BK 6SN7GT https://classiccurrents.com/products/1-tested-ge-6sf5-tube-date-code-8-48-general-electric-6sf5-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_fed324a6-5868-4ad7-8694-ed35e73c9107.webp?v=1766208617 (1) Tested GE 6SF5 Tube Date Code 8-48 General Electric 6SF5 High Mu Triode Tube https://classiccurrents.com/products/1-tested-sylvania-6bj8-tube-with-box-date-code-nr-kab-canada-twin-diode-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_26c78472-633d-4589-9c34-5586f447581a.webp?v=1766208679 (1) Tested Sylvania 6BJ8 Tube with Box Date Code NR KAB Canada Twin Diode Triode https://classiccurrents.com/products/1-tested-ge-6eh7-tube-etched-date-code-4k2-made-in-holland-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-14_d9201547-ba6d-4bed-850e-63af54c63e45.webp?v=1766208764 (1) Tested GE 6EH7 Tube Etched Date Code 4K2 Made in Holland Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-6bn4a-tube-with-box-date-code-ar-medium-mu-triode-6bn4-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_eb5ac822-ee15-44b5-88ee-a6cf9d070904.webp?v=1766208837 (1) Tested 1965 RCA 6BN4A Tube with Box Code AR Medium Mu Triode 6BN4 A Tube https://classiccurrents.com/products/1-tested-sylvania-jan-chs-6l6gay-tube-date-code-218-sylvania-6l6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_80d99f31-5e65-42e1-9352-3c8adcc0a0b4.webp?v=1766208900 (1) Tested Sylvania JAN CHS 6L6GAY Tube Date Code 218 Sylvania 6L6 Tube https://classiccurrents.com/products/1-tested-sylvania-6md8-tube-with-box-date-code-fd-ajd-medium-mu-triple-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_7d99f3ad-c00e-4e2f-a302-252f3d097bce.webp?v=1766208974 (1) Tested Sylvania 6MD8 Tube with Box Date Code fd AJD Medium Mu Triple Triode https://classiccurrents.com/products/1-tested-ge-6bv8-tube-with-box-date-code-sw-general-electric-6bv8-twin-diode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_3ef52bf1-0bf6-4041-95b4-76b21b9cd04d.webp?v=1766209120 (1) Tested GE 6BV8 Tube with Box Date Code SW General Electric 6BV8 Twin Diode https://classiccurrents.com/products/1-tested-rca-6c5-tube-date-code-817-medium-mu-triode-black-metal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_841080bf-d412-4ba1-918f-7b1b2e8ec276.webp?v=1766209209 (1) Tested RCA 6C5 Tube Date Code 817 Medium Mu Triode Black Metal Tube https://classiccurrents.com/products/1-tested-sylvania-6bx7gt-tube-date-code-ii-ykd-twin-triode-tube-black-plates 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_86c76b3c-c5ac-4931-8ca4-fbdf0c9f6aa7.webp?v=1766209269 (1) Tested Sylvania 6BX7GT Tube Date Code ii YKD Twin Triode Tube Black Plates https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-date-code-nr-dcw-sylvania-6w4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_29ded1e6-3b7b-41ec-b15f-c7b79fde5979.webp?v=1766209341 (1) Tested Sylvania 6W4GT Tube Date Code NR DCW Sylvania 6W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-rca-1g3gt-1b3gt-tube-date-code-68-22-rca-1g3-gt-tube-1b3-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_76a5149b-f4f3-4cf7-ac15-70a0e79deb0b.webp?v=1766209423 (1) Tested RCA 1G3GT/1B3GT Tube Date Code 68-22 RCA 1G3 GT Tube 1B3 GT Tube https://classiccurrents.com/products/1-tested-rca-3au6-tube-with-box-date-code-fb-sharp-cutoff-pentode-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_fedd1b9e-b8ca-45f4-8513-c1b4516a4557.webp?v=1766209481 (1) Tested RCA 3AU6 Tube with Box Date Code FB Sharp Cutoff Pentode (a) https://classiccurrents.com/products/1-tested-philco-7c5-tube-philco-loktal-tube-beam-power-vacuum-loctal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_ee9e4e97-45e5-4772-b041-f7655dadff82.webp?v=1766209553 (1) Tested Philco 7C5 Tube Philco Loktal Tube Beam Power Vacuum Loctal Tube https://classiccurrents.com/products/lot-of-17-untested-tubes-valves-telefunken-tubes-mullard-tubes-philips-more 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_61a7e93a-75d6-4978-971b-d85db0e9e583.webp?v=1766209732 Lot of (17) UNTESTED Tubes Valves Telefunken Tubes Mullard Tubes Philips & More https://classiccurrents.com/products/1-tested-sylvania-6jz8-tube-with-box-date-code-hl-aao-medium-mu-triode-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_3339bde3-7127-4d8e-94b0-2260ca71f4fd.webp?v=1766209855 (1) Tested Sylvania 6JZ8 Tube with Box Date Code hl AAO Medium Mu Triode Pentode https://classiccurrents.com/products/1-tested-ken-rad-6sh7-tube-date-code-6-39-6sh7-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_e6944a45-d841-4bfc-83f4-762c0ffb656e.webp?v=1766209918 (1) Tested Ken Rad 6SH7 Tube Date Code 6-39 6SH7 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-masline-35b5-tube-with-box-date-code-52-04-quick-chek-of-philadelphia 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_576395a1-fdc7-4695-a0ef-c8a146c5efcd.webp?v=1766210112 (1) Tested Masline 35B5 Tube with Box Date Code 52-04 Quick-Chek of Philadelphia https://classiccurrents.com/products/1-tested-sylvania-3by6-tube-with-box-date-code-cb-pentagrid-amplifier-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_f503848b-7cc9-416f-a1e9-d3cc4046bd96.webp?v=1766210191 (1) Tested 1956 Sylvania 3BY6 Tube and Box Code CB Pentagrid Amplifier Tube (c) https://classiccurrents.com/products/1-tested-rca-12j5gt-vt-135-tube-date-code-s-rca-12j5-gt-medium-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_a52318da-9149-41c4-b345-680c1cd1ad7c.webp?v=1766210242 (1) Tested RCA 12J5GT VT-135 Tube Date Code S RCA 12J5 GT Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-philips-ecg-jan-5750-tube-date-code-ach-philips-5750-pentagrid-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_6647ef7c-e1d9-4721-bf1e-7d3bdab17b34.webp?v=1766210357 (1) Tested Philips ECG JAN 5750 Tube Date Code ACH Philips 5750 Pentagrid Tube https://classiccurrents.com/products/1-tested-balanced-motorola-12sn7gt-tube-black-t-plates-code-444-12sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_d42c1652-b6f7-40e8-8ae7-82d00c1fedb9.webp?v=1766212626 (1) Tested Balanced Motorola 12SN7GT Tube Black T Plates Code 444 12SN7 GT https://classiccurrents.com/products/1-tested-rca-12dq6b-tube-date-code-bs-12dq6-b-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_eb2311f9-864f-4e74-92fe-a963b39dfb55.webp?v=1766212725 (1) Tested RCA 12DQ6B Tube Date Code BS 12DQ6 B Beam Power Tube https://classiccurrents.com/products/1-tested-unbranded-6cg7-tube-medium-mu-twin-triode-vintage-vacuum-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_9d2c7df1-f4d6-4d38-82b7-2c135aea4466.webp?v=1766212791 (1) Tested Unbranded 6CG7 Tube Medium-Mu Twin Triode Vintage Vacuum Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6sn7wgta-tube-brown-base-black-angled-t-plates-6sn7-wgta-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_0b57ca60-f1d9-4875-8641-466201abe3dd.webp?v=1766212853 (1) Tested Sylvania 6SN7WGTA Tube Brown Base Black Angled T Plates 6SN7 WGTA (c) https://classiccurrents.com/products/1-tested-ge-6sn7gtb-tube-glow-top-filament-o-getter-date-code-re-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/D3D92797-633F-4675-A844-CC90CC51905A.jpg?v=1775554905 (1) Tested 1971 GE 6SN7GTB Tube Glow Top Filament O Getter Date Code RE 6SN7GT https://classiccurrents.com/products/1-tested-1962-telefunken-ef85-tube-date-code-4202526-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_75e1a163-78aa-47c8-8bf1-0ca01d0d4021.webp?v=1766213066 (1) Tested 1962 Telefunken EF85 Tube Date Code 4202526 Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-ge-6sn7gtb-tube-box-code-ry-glow-top-filament-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/910BF0AF-4D1A-4326-998C-610A9FE3E2B5.jpg?v=1775555070 (1) Tested Balanced GE 6SN7GTB Tube & Box Code RY Glow Top Filament 6SN7GT https://classiccurrents.com/products/1-tested-balanced-matsushita-17ew8-tube-high-mu-twin-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_542b776a-a6db-49a3-8864-b2407ff84e06.webp?v=1766213362 (1) Tested Balanced Matsushita 17EW8 Tube High Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-matched-and-balanced-pair-ge-12ax7-ecc83-tubes-code-ez-12ax7-tubes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_3d51e1f3-f5af-4574-a3b8-f1e92323de10.webp?v=1766213436 (1) Tested Matched and Balanced Pair GE 12AX7/ECC83 Tubes Code EZ 12AX7 Tubes https://classiccurrents.com/products/1-tested-strong-deforest-sanabria-19au4gta-tube-date-code-61-09-19au4-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_70334d0d-8e7e-48b5-85a8-3d88d9e22043.webp?v=1766213592 (1) Tested Strong Deforest Sanabria 19AU4GTA Tube Date Code 61-09 19AU4 GTA https://classiccurrents.com/products/1-tested-philco-6de4-tube-date-code-66-30-6de4-half-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_4a9209bc-38c9-4849-88f0-b9c44b34364c.webp?v=1766213672 (1) Tested 1966 Philco 6DE4 Tube Date Code 66-30 6DE4 Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6ba8a-tube-date-code-nr-medium-mu-triode-cutoff-pentode-6ba8-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_7818fe7c-111c-495f-9895-e64fd788bb9f.webp?v=1766213751 (1) Tested RCA 6BA8A Tube Date Code NR Medium Mu Triode Cutoff Pentode 6BA8 A https://classiccurrents.com/products/1-tested-jhy-955-tube-jhy-955-acorn-tube-vt-121-medium-mu-triode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_3ab96763-81f3-4db6-be49-93c64999fcd6.webp?v=1766213819 (1) Tested JHY-955 Tube JHY 955 Acorn Tube VT-121 Medium Mu Triode Tube (a) https://classiccurrents.com/products/1-tested-rca-victor-type-38-tube-date-code-613-rca-38-tube-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_9fb142e2-bd64-40ce-a92f-065974358f72.webp?v=1766213901 (1) Tested RCA Victor Type 38 Tube Date Code 613 RCA 38 Tube Power Pentode Tube https://classiccurrents.com/products/1-tested-zenith-6sn7gtb-tube-date-code-713-black-angled-t-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_a1f9484d-8ebc-4e48-b542-338b29b3992f.webp?v=1766213975 (1) Tested 1947 Zenith 6SN7GTB Tube Date Code 713 Black Angled T Plates 6SN7 GT https://classiccurrents.com/products/1-tested-strong-rca-radiotron-5v4g-tube-date-code-6-26-rca-5v4-g 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_b6165029-a04e-4cd5-94ed-2a85ad3e3619.webp?v=1766214065 (1) Tested Strong RCA Radiotron 5V4G Tube Date Code 6-26 RCA 5V4 G https://classiccurrents.com/products/1-tested-ge-2050a-2050-tube-coin-base-date-code-fw-2050a-tube-2050-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_5d69cc66-7087-4692-ba92-8e37a3f8bef7.webp?v=1766214140 (1) Tested GE 2050A/2050 Tube Coin Base Date Code FW 2050A Tube 2050 Tube https://classiccurrents.com/products/1-tested-1945-rca-jan-crc-6k8-tube-with-box-date-code-h6e-mil-spec-vt-167-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_8f429c8d-e924-4466-8e18-c6c19ab3de1f.webp?v=1766214215 (1) Tested 1945 RCA JAN CRC 6K8 Tube with Box Date Code H6E Mil-Spec VT 167 Tube https://classiccurrents.com/products/1-tested-ge-6ac7-1852-tube-date-code-1-48-general-electric-6ac7-tube-1852-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_ff54ac79-e8f2-46b7-a180-26f4a8e8ba20.webp?v=1766214376 (1) Tested GE 6AC7/1852 Tube Date Code 1-48 General Electric 6AC7 Tube 1852 Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-date-code-bkp-black-staggered-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_b0357d72-e62e-4781-88af-06c7e6b33118.webp?v=1766214444 (1) Tested RCA 6SN7GTB Tube Date Code BKP Black Staggered Plates 6SN7GT https://classiccurrents.com/products/1-tested-rca-12ea6-tube-with-box-date-code-mb-black-plate-pentode-tube-g 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_e97c6250-fe8f-489a-96ec-70a00f976c44.webp?v=1766214801 (1) Tested RCA 12EA6 Tube with Box Date Code MB Black Plate Pentode Tube (g) https://classiccurrents.com/products/1-tested-cbs-6bl7gt-tube-date-code-ef-6bl7-gt-tube-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_36d793b0-6341-44d8-a743-051f1184eb33.webp?v=1766214874 (1) Tested CBS 6BL7GT Tube Date Code EF 6BL7 GT Tube Twin Triode Tube https://classiccurrents.com/products/1-tested-strong-rca-6cl6-tube-date-code-ek-rca-6cl6-power-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_5ea4ab75-9cbf-4f94-88b6-17c4e182ab3d.webp?v=1766215006 (1) Tested Strong RCA 6CL6 Tube Date Code EK RCA 6CL6 Power Pentode Tube (b) https://classiccurrents.com/products/1-tested-stromberg-carlson-6w4gt-tube-code-0-52-ge-eia-6w4-gt-rectifier-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_920e40a2-20e5-49ad-ba8d-6339041c513c.webp?v=1766215068 (1) Tested Stromberg Carlson 6W4GT Tube Code 0-52 GE EIA 6W4 GT Rectifier (b) https://classiccurrents.com/products/tested-balanced-strong-raytheon-6sn7gtb-tube-black-plates-code-c14-6sn7gt-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_18abe019-3221-4ef0-ae5a-93709672fc9c.webp?v=1766215131 Tested Balanced Strong Raytheon 6SN7GTB Tube Black Plates Code C14 6SN7GT (b) https://classiccurrents.com/products/1-tested-westinghouse-6eb8-tube-date-code-69-22-high-mu-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_e90369d4-d75f-4bc4-8b3a-04703ecc8dc8.webp?v=1766215191 (1) Tested Westinghouse 6EB8 Tube Date Code 69-22 High Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-delco-6v6gt-tube-date-code-813-delco-6v6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_47871e29-6e86-41a7-bafe-7cffe74c3e0c.webp?v=1766215271 (1) Tested Delco 6V6GT Tube Date Code 813 Delco 6V6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-ge-6ac7-tube-date-code-sv-micanol-base-general-electric-6ac7-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_1f5e19f4-4d3b-4c35-865b-e7a111ff70f6.webp?v=1766215335 (1) Tested GE 6AC7 Tube Date Code SV Micanol Base General Electric 6AC7 Pentode https://classiccurrents.com/products/1-tested-strong-rca-6gb5-el500-tube-magnoval-date-d1-6gb5-tube-el500-britain 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_bdfc8145-39b4-49a2-b03b-0ffa85542478.webp?v=1766215429 (1) Tested Strong RCA 6GB5/EL500 Tube Magnoval Date D1 6GB5 Tube EL500 Britain https://classiccurrents.com/products/1-tested-sylvania-6bq6gt-tube-date-code-1-52-sylvania-6bq6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_3be6e642-0c70-4399-a79a-86c4615b9918.webp?v=1766215519 (1) Tested 1951 Sylvania 6BQ6GT Tube Date Code 1-52 Sylvania 6BQ6 GT Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-code-wlt-staggered-black-ladder-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_d421d2a5-f22e-42d6-8842-e43dcf22f4eb.webp?v=1766215592 (1) Tested RCA 6SN7GTB Tube Code WLT Staggered Black Ladder Plates 6SN7GT https://classiccurrents.com/products/1-tested-zenith-6sn7gt-tube-tall-bottle-code-139-black-plates-sylvania-6sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_cbe506f6-348a-47ff-ab07-fdb95e96f81a.webp?v=1766215866 (1) Tested Zenith 6SN7GT Tube Tall Bottle Code 139 Black Plates Sylvania 6SN7 GT https://classiccurrents.com/products/1-tested-strong-rca-5727-tube-rca-5727-gas-thyratron-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_7c531b71-8436-461b-9739-054899ae9386.webp?v=1766215954 (1) Tested Strong RCA 5727 Tube RCA 5727 Gas Thyratron Tube (c) https://classiccurrents.com/products/1-tested-channel-master-2cy5-tube-with-box-code-f40-sharp-cutoff-tetrode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_04f7a1ca-1316-4be1-8790-29a64d71f532.webp?v=1766216043 (1) Tested Channel Master 2CY5 Tube with Box Code F40 Sharp Cutoff Tetrode Tube https://classiccurrents.com/products/1-tested-ken-rad-6k6gt-tube-date-code-9-17-6k6-gt-tube-black-smoked-glass 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_b4148840-d081-411f-863b-4bd33f34c182.webp?v=1766216135 (1) Tested Ken Rad 6K6GT Tube Date Code 9-17 6K6 GT Tube Black Smoked Glass https://classiccurrents.com/products/1-tested-rca-2e26-tube-date-code-nea-beam-power-amplifier-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_23c33d0c-7f4c-4df2-a6f3-3577f25c10b7.webp?v=1766217851 (1) Tested RCA 2E26 Tube Date Code NEA Beam Power Amplifier Vacuum Tube https://classiccurrents.com/products/vintage-adaptol-no-72-tube-socket-adapter-to-replace-6a7-tube-with-7b8-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_6f55dd14-2c32-4840-b763-3d94ed61b99e.webp?v=1766217938 Vintage Adaptol No. 72 Tube Socket Adapter To Replace 6A7 Tube with 7B8 Tube https://classiccurrents.com/products/1-tested-sylvania-6gm6-tube-sylvania-semiremote-cutoff-pentode-vacuum-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_fc48802f-cbd2-4c3d-aa52-70033d913183.webp?v=1766218005 (1) Tested Sylvania 6GM6 Tube Sylvania SemiRemote Cutoff Pentode Vacuum Tube (b) https://classiccurrents.com/products/1-tested-national-union-6n7-tube-date-code-nn-twin-power-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_031de54f-e321-4d82-925e-c1601ab784a1.webp?v=1766218115 (1) Tested National Union 6N7 Tube Date Code NN Twin Power Triode Tube https://classiccurrents.com/products/lot-of-2-nos-mullard-and-international-ey51-6x2-tubes-untested-with-boxes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_44c69885-73d1-4231-8044-c7970e87a01a.webp?v=1766218249 Lot of (2) NOS Mullard and International EY51 6X2 Tubes Untested with Boxes https://classiccurrents.com/products/1-tested-gm-delco-6k7-tube-with-box-remote-cut-off-pentode-metal-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_b8baf0c8-fc35-4545-8e48-05b413bb0512.webp?v=1766218396 (1) Tested GM Delco 6K7 Tube with Box Remote Cut Off Pentode Metal Vacuum Tube https://classiccurrents.com/products/1-tested-rca-19bg6g-tube-date-code-317-rca-19bg6-g-beam-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_11ae7abb-c0e0-44c8-a101-3ef87f297ac7.webp?v=1766218459 (1) Tested RCA 19BG6G Tube Date Code 317 RCA 19BG6 G Beam Pentode Vacuum Tube https://classiccurrents.com/products/nos-factory-sealed-pack-5-western-electric-a-2-lamps-switchboard-lamps-bulbs 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_52045a27-b7d6-4653-accb-afe7a5eef20e.webp?v=1766218527 NOS Factory Sealed Pack (5) Western Electric A-2 Lamps Switchboard Lamps Bulbs https://classiccurrents.com/products/1-tested-magnavox-6sn7gtb-tube-black-ladder-plates-rca-eia-code-57-09-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_9d20af48-924c-4336-908a-e551bf167fcd.webp?v=1766218621 (1) Tested 1957 Magnavox 6SN7GTB Tube Black Plates RCA EIA Code 57-09 6SN7GT https://classiccurrents.com/products/1-tested-ge-12cu5-12c5-tube-date-code-kt-general-electric-12cu5-12c5-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_d14ae5cd-3317-4a35-96bf-20e6119aa49b.webp?v=1766218703 (1) Tested GE 12CU5/12C5 Tube Date Code KT General Electric 12CU5 12C5 Tube https://classiccurrents.com/products/1-tested-strong-rca-24lq6-24je6c-tube-date-code-gv-with-original-box 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_70110495-d357-4902-9c59-5ff52a81b638.webp?v=1766218774 (1) Tested Strong RCA 24LQ6 24JE6C Tube Date Code GV with Original Box https://classiccurrents.com/products/1-tested-lindal-6cb6a-6cf6-tube-with-box-made-in-japan-pentode-6cb6a-6cf6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_b04cb5ef-9a14-4875-951e-e2e21ddc556b.webp?v=1766218859 (1) Tested Lindal 6CB6A/6CF6 Tube with Box Made in Japan Pentode 6CB6A 6CF6 Tube https://classiccurrents.com/products/1-tested-balanced-motorola-6sn7gtb-tube-gray-plates-date-code-5-52-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_43208d1b-bf8a-4c4a-941a-c6f7d5e38e27.webp?v=1766218939 (1) Tested Balanced 1955 Motorola 6SN7GTB Tube Gray Plates Date Code 5-52 6SN7GT https://classiccurrents.com/products/1-tested-rca-6bk5-tube-with-box-date-code-cl-rca-6bk5-beam-power-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_d5afaec2-c1e6-4125-bebe-54168a4e8cf7.webp?v=1766219023 (1) Tested RCA 6BK5 Tube with Box Date Code CL RCA 6BK5 Beam Power Tube (d) https://classiccurrents.com/products/1-tested-ge-6bh6-tube-date-code-60-48-general-electric-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_d6d2b2c0-f0e0-40bb-9152-69c2e44d094e.webp?v=1766219083 (1) Tested GE 6BH6 Tube Date Code 60-48 General Electric Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-zenith-32et5a-tube-with-box-date-code-70-13-32et5-a-power-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_e81c22ff-aa27-49f3-a31a-30d0daae856f.webp?v=1766219159 (1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (d) https://classiccurrents.com/products/1-tested-ge-35a5-tube-date-code-2-30-general-electric-35a5-loctal-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_cab63eec-1a60-4638-a2ec-1b6fa82ad0f0.webp?v=1766219223 (1) Tested GE 35A5 Tube Date Code 2-30 General Electric 35A5 Loctal Power Tube https://classiccurrents.com/products/1-tested-strong-rca-6w6gt-tube-date-code-bm-rca-6w6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_ce507152-4d6d-4571-b690-ebf555c91985.webp?v=1766219292 (1) Tested Strong RCA 6W6GT Tube Date Code BM RCA 6W6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-raytheon-jan-crp-2050-tube-date-code-le4-vt-245-raytheon-2050-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_c8df62cf-c7a1-43c8-bab1-523b4d6a692a.webp?v=1766219356 (1) Tested Raytheon JAN CRP 2050 Tube Date Code LE4 VT-245 Raytheon 2050 Tube https://classiccurrents.com/products/matched-pair-ge-6sn7gtb-tubes-gray-plates-round-getter-codes-lt-63-52-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_95d3dc96-21f3-4551-8cf1-49449d0ff0c9.webp?v=1766219459 Matched Pair GE 6SN7GTB Tubes Gray Plates Round Getter Codes LT & 63-52 6SN7GT https://classiccurrents.com/products/1-tested-zenith-32et5a-tube-with-box-date-code-70-13-32et5-a-power-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_d93dff51-267f-466e-bacb-5b1f3c5eb929.webp?v=1766261958 (1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (a) https://classiccurrents.com/products/1-tested-zenith-1k3-tube-date-code-62-04-rca-eia-code-1k3-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_1938ab92-8853-42ee-bd13-83440ead0325.webp?v=1766262001 (1) Tested Zenith 1K3 Tube Date Code 62-04 RCA EIA Code 1K3 Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6q7gt-tube-date-code-yjl-twin-diode-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_503d49d5-ccc7-42ea-a1a3-70e817444f91.webp?v=1766262069 (1) Tested RCA 6Q7GT Tube Date Code YJL Twin Diode High Mu Triode Tube https://classiccurrents.com/products/matched-sylvania-6sn7gtb-tubes-red-letters-on-glass-ana-gb-black-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_30f7f2e9-4e7c-4f07-8c0a-0e8cb289a46b.webp?v=1766262142 Matched Sylvania 6SN7GTB Tubes Red Letters On Glass ANA GB Black Plates 6SN7GT https://classiccurrents.com/products/1-tested-ge-12bq6gtb-tube-date-code-60-52-general-electric-12bq6-gtb-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_7f21c37c-4e30-4554-b554-f8d65ae57034.webp?v=1766262224 (1) Tested GE 12BQ6GTB Tube Date Code 60-52 General Electric 12BQ6 GTB Tube https://classiccurrents.com/products/1-tested-strong-rca-6gy6-tube-with-box-date-code-dd-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_14833a7f-5c73-483a-b6ca-3859505937e1.webp?v=1766262339 (1) Tested Strong RCA 6GY6 Tube with Box Date Code DD Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-12gn7a-tube-sharp-cutoff-pentode-12gn7-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_094f2d58-1f5d-4651-bd31-a8cd3ce061ea.webp?v=1766262395 (1) Tested Sylvania 12GN7A Tube Sharp Cutoff Pentode 12GN7 A Tube https://classiccurrents.com/products/1-tested-rca-6sg7-tube-with-box-date-code-952-rca-6sg7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_be4b372a-d7f7-4e53-aa50-49df399107e5.webp?v=1766262705 (1) Tested 1959 RCA 6SG7 Tube with Box Date Code 952 RCA 6SG7 Pentode Tube https://classiccurrents.com/products/1-tested-balanced-rca-6cg7-tube-code-5-35-black-plates-horseshoe-halo-getter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_15c18abe-ef95-46de-975b-4def60790464.webp?v=1766263383 (1) Tested Balanced RCA 6CG7 Tube Code 5-35 Black Plates Horseshoe Halo Getter https://classiccurrents.com/products/1-tested-super-silvertone-type-80-tube-hanging-filament-date-code-8ax 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_02c08c9b-6a48-4a74-a70b-388bb8e5e4a7.webp?v=1766263453 (1) Tested Super Silvertone Type 80 Tube Hanging Filament Date Code 8AX https://classiccurrents.com/products/1-tested-strong-ge-6kt8-tube-rainbow-glass-getter-code-ca-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_e5c8571e-0b09-40fb-8460-61d4bfc7a275.webp?v=1766263627 (1) Tested Strong GE 6KT8 Tube Rainbow Glass Getter Code CA Triode Pentode Tube https://classiccurrents.com/products/1-tested-cbs-6sn7gtb-tube-with-box-tall-bottle-black-plates-code-pc-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_7a28e190-c55f-462f-ba0a-b4666f0039ac.webp?v=1766263717 (1) Tested CBS 6SN7GTB Tube with Box Tall Bottle Black Plates Code PC 6SN7GT https://classiccurrents.com/products/1-tested-rca-12sj7-tube-with-box-date-code-426-rca-sharp-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_1722643a-327a-4924-82c9-b63c1704fe83.webp?v=1766263801 (1) Tested RCA 12SJ7 Tube with Box Date Code 426 RCA Sharp Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6dq6b-tube-date-code-60-09-general-electric-6dq6-b-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_2a72ea18-816b-41e1-8551-3810d477dd9e.webp?v=1766266971 (1) Tested GE 6DQ6B Tube Date Code 60-09 General Electric 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-very-strong-philco-6da4-tube-date-code-6430-rectifier-6da4-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_fe861f73-8445-4626-8b2b-8bf5f8bb6906.webp?v=1766268270 (1) Tested Very Strong Philco 6DA4 Tube Date Code 6430 Rectifier 6DA4 Tube https://classiccurrents.com/products/1-tested-delco-7b8-tube-loktal-tube-loctal-tube-pentagrid-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_8e02ebcd-ecaf-4064-8388-ce46383165da.webp?v=1766268334 (1) Tested Delco 7B8 Tube Loktal Tube Loctal Tube Pentagrid Converter Tube https://classiccurrents.com/products/tested-matched-pair-ge-6sn7-gtb-tubes-copper-grid-posts-horseshoe-62-26-61-09 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_dfe8ae08-cec9-4e9e-a5f8-77fa64bd8855.webp?v=1766268401 Tested Matched Pair GE 6SN7 GTB Tubes Copper Grid Posts Horseshoe 62-26 & 61-09 https://classiccurrents.com/products/1-tested-very-strong-rca-victor-6sh7-tube-date-code-652-rca-6sh7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_d00b9eb1-1fb6-4dde-9560-f48aabfdf3e9.webp?v=1766268491 (1) Tested Very Strong RCA Victor 6SH7 Tube Date Code 652 RCA 6SH7 Pentode Tube https://classiccurrents.com/products/1-tested-motorola-12sn7gt-tube-black-3-hole-plates-date-code-2804-09-12sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_792fed90-b24a-44b2-a30e-b0c7d83543df.webp?v=1766268556 (1) Tested Motorola 12SN7GT Tube Black 3 Hole Plates Date Code 2804-09 12SN7 GT https://classiccurrents.com/products/1-tested-national-union-7b5-tube-loctal-tube-power-pentode-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_67b7821b-daf8-4d88-8b46-acf29e48b094.webp?v=1766268632 (1) Tested National Union 7B5 Tube Loctal Tube Power Pentode Loktal Tube https://classiccurrents.com/products/1-tested-ge-32et5a-tube-date-code-rt-general-electric-32et5-a-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_934331ad-1a07-4f74-8a66-f86d201ae273.webp?v=1766268692 (1) Tested GE 32ET5A Tube Date Code RT General Electric 32ET5 A Pentode Tube https://classiccurrents.com/products/1-tested-ge-6sn7gtb-tube-gray-plates-horseshoe-getter-code-58-22-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_27d68cfa-17c2-4480-8632-180fc833f605.webp?v=1766268799 (1) Tested 1958 GE 6SN7GTB Tube Gray Plates Horseshoe Getter Code 58-22 6SN7 GT https://classiccurrents.com/products/1-tested-sylvania-35z3-tube-date-code-y6r-rectifier-loctal-tube-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_0eb29cca-48fc-4613-85df-904813de0fcf.webp?v=1766268862 (1) Tested Sylvania 35Z3 Tube Date Code Y6R Rectifier Loctal Tube Loktal Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-code-gd-apa-foil-halo-black-angled-t-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_1046.jpg?v=1775244060 (1) Tested RCA 6SN7GTB Tube Code GD APA Foil Halo Black Angled T Plates 6SN7GT https://classiccurrents.com/products/1-tested-philco-6au6-tube-date-code-3031-philco-6au6-sharp-cut-off-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_7d9cb4d5-3aff-4d03-bb7b-1eeb49845d22.webp?v=1766268980 (1) Tested Philco 6AU6 Tube Date Code 3031 Philco 6AU6 Sharp Cut Off Pentode https://classiccurrents.com/products/1-tested-ge-6cg7-tube-date-code-lt-general-electric-6cg7-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_bc3a1ab1-dbaf-4516-99d5-3016d34fd903.webp?v=1766269036 (1) Tested GE 6CG7 Tube Date Code LT General Electric 6CG7 Twin Triode Tube https://classiccurrents.com/products/1-tested-tung-sol-12l6gt-tube-with-box-code-730-3-12l6-gt-beam-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_d3afe53b-9125-49ee-ae90-a6c4351c2029.webp?v=1766269108 (1) Tested 1957 Tung Sol 12L6GT Tube with Box Code 730-3 12L6 GT Pentode Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-0a3-tube-date-code-5-04-voltage-regulator-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_1004f162-0fa5-4c47-bbdf-a98ec53243c8.webp?v=1766269167 (1) Tested RCA JAN CRC 0A3 Tube Date Code 5-04 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-westinghouse-6au5gt-tube-date-code-0-43-westinghouse-6au5-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_56ee5d97-bddb-4854-9264-59adbaa16ea0.webp?v=1766269236 (1) Tested Westinghouse 6AU5GT Tube Date Code 0-43 Westinghouse 6AU5 GT Tube https://classiccurrents.com/products/1-tested-ge-6bk7b-tube-date-code-62-43-general-electric-6bk7-b-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_93247abe-e5f4-41d8-af74-b1c53cffcf81.webp?v=1766269294 (1) Tested GE 6BK7B Tube Date Code 62-43 General Electric 6BK7 B Twin Triode https://classiccurrents.com/products/1-tested-rca-6dt5-tube-with-box-date-code-dv-canada-rca-beam-power-tube-d 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-70_57b4f18b-f592-4d75-b7a8-813996259691.webp?v=1766269348 (1) Tested RCA 6DT5 Tube with Box Date Code DV Canada RCA Beam Power Tube (d) https://classiccurrents.com/products/1-tested-very-strong-rca-6jt8-tube-date-code-db-6jt8-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_16e21685-f07d-4a86-a9e7-7e08cfb04302.webp?v=1766269424 (1) Tested Very Strong RCA 6JT8 Tube Date Code DB 6JT8 Triode Pentode Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-6k7-tube-date-code-2-30-mil-spec-remote-cut-off-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_1e5afb6e-ff76-4d0d-b33e-b573ccbf7d53.webp?v=1766269479 (1) Tested RCA JAN CRC 6K7 Tube Date Code 2-30 Mil-Spec Remote Cut Off Pentode https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-date-code-57-35-black-staggered-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-81_ea8177d0-a30d-47ce-bd49-3313d8c2fff5.webp?v=1766269532 (1) Tested 1957 RCA 6SN7GTB Tube Date Code 57-35 Black Staggered Plates 6SN7GT https://classiccurrents.com/products/1-tested-rca-117p7gt-tube-date-code-652-rca-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_a7cb3671-f7a4-459b-ab96-a39f26faab50.webp?v=1766269866 (1) Tested RCA 117P7GT tube Date Code 652 RCA Beam Power Tube https://classiccurrents.com/products/1-tested-rca-6c6-tube-date-code-639-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_f7888b24-bacf-43b6-9bc7-7cd03062a4ca.webp?v=1766269921 (1) Tested RCA 6C6 Tube Date Code 639 Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/tested-balanced-sylvania-6sn7gtb-tube-black-plates-chrome-dome-code-bc-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_cc142894-bec3-4bd3-b119-70d802ab99a7.webp?v=1766270026 Tested Balanced Sylvania 6SN7GTB Tube Black Plates Chrome Dome Code BC 6SN7GT https://classiccurrents.com/products/1-tested-rca-3q5gt-tube-with-box-date-code-135-rca-3q5-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_dbbe843d-427e-49e1-9891-27e84982d5e7.webp?v=1766270097 (1) Tested RCA 3Q5GT Tube with Box Date Code 135 RCA 3Q5 GT Beam Power Tube https://classiccurrents.com/products/1-tested-zenith-6ej7-tube-made-in-germany-date-code-3f-6ej7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-16_d8461711-9672-4937-9c30-8af272a0388e.webp?v=1766270152 (1) Tested Zenith 6EJ7 Tube Made in Germany Date Code 3F 6EJ7 Pentode Tube https://classiccurrents.com/products/1-tested-unbranded-31js6a-tube-31js6-a-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_73d395dc-307a-4f41-80fa-adf37eb231be.webp?v=1766270229 (1) Tested Unbranded 31JS6A Tube 31JS6 A Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-strong-rca-12ax4gta-tube-date-code-mc-rca-12ax4-gta-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_58b40a8c-aadd-424e-a856-4b9e3bcc4048.webp?v=1766270322 (1) Tested Strong RCA 12AX4GTA Tube Date Code MC RCA 12AX4 GTA Rectifier Tube https://classiccurrents.com/products/1-tested-emerson-6sn7gta-tube-black-angled-t-plates-date-code-426-6sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_14af954a-1755-450b-9870-4f92caeaa15c.webp?v=1766270384 (1) Tested 1954 Emerson 6SN7GTA Tube Black Angled T Plates Code 426 6SN7 GTA https://classiccurrents.com/products/1-tested-crosley-6bl7gt-tube-date-code-543-6bl7-gt-tube-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_d47ea2b4-c6c3-47d9-834c-20e2702c12fb.webp?v=1766270457 (1) Tested Crosley 6BL7GT Tube Date Code 543 6BL7 GT Tube Twin Triode Tube https://classiccurrents.com/products/1-tested-sylvania-32et5a-tube-with-box-date-code-bau-32et5-a-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_c889a3fd-b785-4b4c-8530-d34256d1058a.webp?v=1766270511 (1) Tested Sylvania 32ET5A Tube with Box Date Code BAU 32ET5 A Power Tube (b) https://classiccurrents.com/products/1-tested-balanced-rca-12sn7gta-tube-black-ladder-plates-date-code-ar-12sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_38141094-2a40-4758-8e1c-3d4dcd9b56b3.webp?v=1766270564 (1) Tested Balanced RCA 12SN7GTA Tube Black Ladder Plates Date Code AR 12SN7 GTA https://classiccurrents.com/products/tested-matched-pair-rca-6dx8-ecl84-tubes-with-boxes-codes-ep-6dx8-tubes-ecl84 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_5b78c2da-4053-44a8-be36-61823c2035c5.webp?v=1766270676 Tested Matched Pair RCA 6DX8/ECL84 Tubes with Boxes Codes EP 6DX8 Tubes ECL84 https://classiccurrents.com/products/1-tested-tung-sol-35l6gt-tube-with-box-date-code-149-tung-sol-35l6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_4bdbc1c3-5847-4884-a14c-7265dd09c788.webp?v=1766270714 (1) Tested 1951 Tung-Sol 35L6GT Tube with Box Code 149 Tung Sol 35L6 GT Tube https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-kk-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_af8f77a1-18cf-4d69-979c-8f81b498978a.webp?v=1766270771 (1) Tested RCA 6W4GT Tube Date Code KK RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-ge-6t8a-tube-ge-6t8-a-triple-diode-high-mu-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_317ee3d4-6f83-468b-8ddf-a1874d0c35c0.webp?v=1766271278 (1) Tested GE 6T8A Tube GE 6T8 A Triple Diode High Mu Triode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6cd6g-tube-date-code-4-17-rca-6cd6-g-coke-bottle-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_8ac58613-af00-403d-b86e-494e4e3f61df.webp?v=1766271332 (1) Tested RCA 6CD6G Tube Date Code 4-17 RCA 6CD6 G Coke Bottle Beam Power Tube https://classiccurrents.com/products/1-tested-ge-7au7-tube-date-code-57-39-general-electric-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_ca280662-e1b6-4a61-bb59-b19e8966493c.webp?v=1766271396 (1) Tested GE 7AU7 Tube Date Code 57-39 General Electric Twin Triode Tube https://classiccurrents.com/products/1-tested-magnavox-6dg6gt-tube-date-code-p58-06c-raytheon-eia-code-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_3eab4254-7b51-4cb8-9d49-1114051fe2ca.webp?v=1766271457 (1) Tested Magnavox 6DG6GT Tube Date Code P58-06C Raytheon EIA Code Power Tube https://classiccurrents.com/products/1-tested-1947-western-electric-403b-tube-black-plates-with-box-date-code-713 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-75_f6f4325e-e756-4e7c-9ad2-e4dad8e0f64b.webp?v=1766271575 (1) Tested 1947 Western Electric 403B Tube Black Plates with Box Date Code 713 https://classiccurrents.com/products/1-tested-balanced-westinghouse-6sn7gtb-tube-black-plates-code-7r04-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_4e5916d3-6289-4073-a04a-aeb80c93ad29.webp?v=1766271651 (1) Tested Balanced Westinghouse 6SN7GTB Tube Black Plates Code 7R04 6SN7GT https://classiccurrents.com/products/1-tested-westinghouse-6au5gt-tube-date-code-2-09-westinghouse-6au5-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_17a23bfc-91c9-495f-906a-d0d6def43827.webp?v=1766271787 (1) Tested Westinghouse 6AU5GT Tube Date Code 2-09 Westinghouse 6AU5 GT Tube https://classiccurrents.com/products/1-tested-ge-3av6-tube-with-box-date-code-61-17-twin-diode-high-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_5f89f869-6f9b-4789-aa7a-d77aeeeaf4bf.webp?v=1766271872 (1) Tested GE 3AV6 Tube with Box Date Code 61-17 Twin Diode High Mu Triode https://classiccurrents.com/products/1-tested-raytheon-7w7-tube-with-box-date-code-52-loktal-tube-loctal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_3d70b06a-7db3-4e9c-8454-38d0f123b0c3.webp?v=1766272223 (1) Tested Raytheon 7W7 Tube with Box Date Code 52 Loktal Tube Loctal Tube https://classiccurrents.com/products/vintage-adaptol-no-109-tube-socket-adapter-to-convert-7f7-tube-to-25z5-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_8ebf1baf-90b6-46c2-9508-6ed45958a216.webp?v=1766272311 Vintage Adaptol No. 109 Tube Socket Adapter To Convert 7F7 Tube to 25Z5 Tube https://classiccurrents.com/products/1-tested-strong-motorola-19au4-tube-date-code-5727-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_21ddb57c-c49e-43b4-a603-68cb0ecf12df.webp?v=1766272367 (1) Tested Strong Motorola 19AU4 Tube Date Code 5727 Half Wave Rectifier https://classiccurrents.com/products/1-tested-hytron-7w7-tube-with-box-date-code-5135-loktal-tube-loctal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_bce68a63-1b0a-4008-9661-757f459e2c17.webp?v=1766272441 (1) Tested Hytron 7W7 Tube with Box Date Code 5135 Loktal Tube Loctal Tube https://classiccurrents.com/products/1-tested-dumont-12ax4gtb-tube-date-code-63-45-12ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_b6e2ce9f-bc42-4fbb-b2db-0edf5da93ae8.webp?v=1766272576 (1) Tested Dumont 12AX4GTB Tube Date Code 63-45 12AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-national-electronics-6c5-tube-medium-mu-triode-black-metal-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_e4323b0c-e03f-491c-870f-cedd11926538.webp?v=1766272641 (1) Tested National Electronics 6C5 Tube Medium Mu Triode Black Metal Tube (b) https://classiccurrents.com/products/tested-matched-pair-western-union-6sn7gtb-tubes-codes-64-39-63-39-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_8a77fd64-e7b4-40f8-a1de-830f0ee9167f.webp?v=1766272751 Tested Matched Pair 1963/64 Western Union 6SN7GTB Tubes Codes 64-39 63-39 6SN7GT https://classiccurrents.com/products/1-tested-1971-western-electric-407a-tube-date-code-7113-407-a-double-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_ca22e1b3-c006-4214-8e33-c8e4ec05c02c.webp?v=1766272910 (1) Tested 1971 Western Electric 407A Tube Date Code 7113 407 A Double Triode https://classiccurrents.com/products/1-tested-sylvania-17ax4gta-17dm4a-tube-date-code-cl-dbw-17ax4-gta-17dm4-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_ac4baff8-2b23-4816-838a-0168ae587916.webp?v=1766272976 (1) Tested Sylvania 17AX4GTA/17DM4A Tube Date Code cl DBW 17AX4 GTA 17DM4 A Tube https://classiccurrents.com/products/1-tested-arcturus-6sn7gt-tube-black-t-plates-date-code-3ac-949-6sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_fc44a344-10e7-4b74-97c9-8d01081ea799.webp?v=1766273032 (1) Tested Arcturus 6SN7GT Tube Black T Plates Date Code 3AC 949 6SN7 GT https://classiccurrents.com/products/1-tested-gm-general-motors-6r7g-tube-engraved-base-date-code-07 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_356ed949-3870-4001-9e52-50d3a5215b73.webp?v=1766273108 (1) Tested GM (General Motors) 6R7G Tube Engraved Base Date Code 07 https://classiccurrents.com/products/1-tested-ken-rad-jan-ckr-6j5-tube-date-code-y4-mil-spec-vt-94-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_83f23633-54a5-4c88-aa17-26539147b76c.webp?v=1766273164 (1) Tested Ken Rad JAN CKR 6J5 Tube Date Code Y4 Mil Spec VT-94 Triode Tube https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-48-dumont-5v6-gt-beam-power-tube-e 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_9c045c55-0f3e-4916-8394-c4739debe7a0.webp?v=1766273219 (1) Tested Dumont 5V6GT Tube Date Code 66-48 Dumont 5V6 GT Beam Power Tube (e) https://classiccurrents.com/products/1-tested-sylvania-6sn7gtb-tube-black-plates-halo-date-code-ma-aay-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_a8f1695b-05e4-43de-831c-2c05ea11df45.webp?v=1766273278 (1) Tested 1965 Sylvania 6SN7GTB Tube Black Plates Halo Code ma AAY 6SN7GT https://classiccurrents.com/products/1-tested-dumont-12v6gt-tube-date-code-66-22-sylvania-eia-code-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_206531e9-9618-4700-850d-34ec4eebae13.webp?v=1766273349 (1) Tested Dumont 12V6GT Tube Date Code 66-22 Sylvania EIA Code Beam Power Tube https://classiccurrents.com/products/1-tested-westinghouse-12sk7-tube-date-code-5r13-12sk7-pentode-metal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_5278c207-88f6-4d74-ba7c-fb2e187b5ee6.webp?v=1766273401 (1) Tested Westinghouse 12SK7 Tube Date Code 5R13 12SK7 Pentode Metal Tube https://classiccurrents.com/products/1-tested-capehart-6av5gt-tube-date-code-3-35-ge-eia-188-6av5-gt-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-79_107e533e-a14b-49cb-8c0f-9fd0ac5a6519.webp?v=1766273510 (1) Tested Capehart 6AV5GT Tube Date Code 3-35 GE EIA 188 6AV5 GT Power Tube https://classiccurrents.com/products/1-tested-very-strong-rca-jan-crc-6ab7-tube-vt-176-date-code-%E2%97%BC%EF%B8%8Fv3e-pentode-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_986ccd85-a53b-4b8a-b34e-71c8260f71e3.webp?v=1766273604 (1) Tested Very Strong RCA JAN CRC 6AB7 Tube VT-176 Date Code ◼️V3E Pentode (c) https://classiccurrents.com/products/1-tested-sylvania-6ej7-ef184-tube-date-code-ci-eo-sylvania-6ej7-ef184-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_e523a291-8e2a-4aa5-844d-9e073b6f6cdd.webp?v=1766273653 (1) Tested Sylvania 6EJ7/EF184 Tube Date Code ci EO Sylvania 6EJ7 EF184 Tube https://classiccurrents.com/products/1-tested-ge-6sg7-tube-date-code-ku-general-electric-6sg7-remote-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-89_a60f54e8-2112-46e7-af77-886dc3182e55.webp?v=1766273758 (1) Tested GE 6SG7 Tube Date Code KU General Electric 6SG7 Remote-Cutoff Pentode https://classiccurrents.com/products/1-tested-stromberg-carlson-6w4gt-tube-code-113-sylvania-eia-code-6w4-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-92_60a8ffdb-5ce0-492e-8c67-64133fb1e75a.webp?v=1766273818 (1) Tested Stromberg Carlson 6W4GT Tube Code 113 Sylvania EIA Code 6W4 GT https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-date-code-543-black-staggered-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_3f4b9c54-5c26-459e-845f-56dd6f5a386b.webp?v=1766273872 (1) Tested 1955 RCA 6SN7GTB Tube Date Code 543 Black Staggered Plates 6SN7GT https://classiccurrents.com/products/1-tested-strong-rca-12h6-tube-with-cleaver-brooks-box-date-code-de-diode-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_7d631bbe-2b3a-4892-9096-ccda1548b07f.webp?v=1766274537 (1) Tested Strong 1970 RCA 12H6 Tube with Cleaver Brooks Box Code DE Diode (a) https://classiccurrents.com/products/1-tested-amperite-3-14-ballast-tube-current-regulating-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_26da20ba-352f-4984-a21e-b2bfcc34b180.webp?v=1766274598 (1) Tested Amperite 3-14 Ballast Tube Current Regulating Tube https://classiccurrents.com/products/1-tested-raytheon-6bk7a-tube-with-box-japan-date-code-s12-6bk7-a-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_a68ec5b0-d75c-4f8b-99ae-d6828466c402.webp?v=1766274659 (1) Tested Raytheon 6BK7A Tube with Box Japan Date Code S12 6BK7 A Twin Triode https://classiccurrents.com/products/1-tested-ge-6sn7gtb-tube-gray-plates-round-side-getter-code-jv-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_13f00743-7911-4664-9f17-247e5a889117.webp?v=1766274729 (1) Tested 1966 GE 6SN7GTB Tube Gray Plates Round Side Getter Code JV 6SN7GT https://classiccurrents.com/products/1-tested-rca-6aq5-tube-date-code-kf-rca-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_3929246e-9ecd-4a96-87f4-4b211581b1f7.webp?v=1766274795 (1) Tested RCA 6AQ5 Tube Date Code KF RCA Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-tung-sol-6sg7-tube-date-code-dp3-tung-sol-6sg7-remote-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_6d510e93-a772-4c54-8938-81104a4649ad.webp?v=1766274852 (1) Tested Tung-Sol 6SG7 Tube Date Code DP3 Tung Sol 6SG7 Remote Cutoff Pentode https://classiccurrents.com/products/tested-matched-pair-cbs-6sn7gt-tubes-black-2-rivet-t-plates-6sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_914508c5-69d6-487a-9401-60809874efe3.webp?v=1766274914 Tested Matched Pair 1958 CBS 6SN7GT Tubes Black T Plates Codes 5805 6SN7 GT https://classiccurrents.com/products/1-tested-national-union-jan-cnu-5z3-tube-hanging-filament-date-code-hn 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_2190b2c4-e244-45bd-a1f1-265428abf09c.webp?v=1766275156 (1) Tested National Union JAN CNU 5Z3 Tube Hanging Filament Date Code HN https://classiccurrents.com/products/1-tested-zenith-6dq6-tube-date-code-pe-zenith-6dq6-vintage-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_b41a332e-db33-4602-81bb-068d29a60d94.webp?v=1766275438 (1) Tested Zenith 6DQ6 Tube Date Code PE Zenith 6DQ6 Vintage Beam Power Tube https://classiccurrents.com/products/1-tested-tung-sol-6cr6-tube-with-box-date-code-k03-tung-sol-diode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_db0a5cc7-b6fd-4dd6-9916-b829910f4672.webp?v=1766275513 (1) Tested Tung-Sol 6CR6 Tube with Box Date Code K03 Tung Sol Diode Pentode Tube https://classiccurrents.com/products/1-tested-balanced-gm-delco-6x5gt-tube-date-code-eo-6x5-gt-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_fa2fec83-e3d6-48cd-827d-71705844a69d.webp?v=1766275707 (1) Tested Balanced GM Delco 6X5GT Tube Date Code EO 6X5 GT Vacuum Rectifier https://classiccurrents.com/products/1-tested-philco-6cd6g-tube-date-code-51-13-ge-eia-code-6cd6-g-coke-bottle-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_3d13fc52-bf57-4fa6-b288-51e06629e50a.webp?v=1766275796 (1) Tested 1951 Philco 6CD6G Tube Code 51-13 GE EIA Code 6CD6 G Coke Bottle Tube https://classiccurrents.com/products/1-tested-very-strong-ge-type-56-tube-date-code-630-general-electric-56-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_9e78dd4f-3341-4590-83f5-6409846a780e.webp?v=1766276338 (1) Tested Very Strong GE Type 56 Tube Date Code 630 General Electric 56 Tube https://classiccurrents.com/products/tested-matched-pair-west-germany-6dl5-el95-tubes-6dl5-el95-power-output-tubes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_f7cf4b53-049b-4513-b6b6-b3695e2bb0d4.webp?v=1766276405 Tested Matched Pair West Germany 6DL5/EL95 Tubes 6DL5 EL95 Power Output Tubes https://classiccurrents.com/products/1-tested-rca-0a3-tube-date-code-59-22-voltage-regulator-glow-discharge-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_c8e66f54-2109-4a2c-bd1a-169b44381dee.webp?v=1766276564 (1) Tested RCA 0A3 Tube Date Code 59-22 Voltage Regulator Glow Discharge Tube https://classiccurrents.com/products/1-tested-balanced-silvertone-6sn7gtb-tube-chrome-dome-gray-code-bjh-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-57_a9fafa7d-ac93-47dd-bdd5-2d5c42cd3521.webp?v=1766276626 (1) Tested Balanced Silvertone 6SN7GTB Tube Chrome Dome Gray Code BJH 6SN7GT https://classiccurrents.com/products/1-tested-strong-rca-25l6gt-tube-date-code-lz-rca-25l6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_e9f25992-857f-4563-a3bd-e51a1afea80b.webp?v=1766276749 (1) Tested Strong RCA 25L6GT Tube Date Code LZ RCA 25L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-balanced-rca-6sn7gt-tube-smoked-glass-code-248-black-plates-6sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_036836df-b73c-4971-a81c-bcd03668926f.webp?v=1766276823 (1) Tested Balanced RCA 6SN7GT Tube Smoked Glass Code 248 Black Plates 6SN7 GT https://classiccurrents.com/products/tested-balanced-matched-pair-rca-radiotron-ux-120-tubes-type-20-ux-120-tubes-f 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_1715b6ae-b3dc-4a0e-81b3-1f4d3518e35f.webp?v=1766276905 Tested Balanced Matched Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (f) https://classiccurrents.com/products/1-tested-strong-ge-6ge5-tube-date-code-jw-general-electric-compactron-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_03283f95-9e27-45ac-b9e3-e7a67ed5263e.webp?v=1766276980 (1) Tested Strong GE 6GE5 Tube Date Code JW General Electric Compactron Tube https://classiccurrents.com/products/1-tested-balanced-rca-6sn7gtb-tube-code-c1-black-staggered-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_1f5060ce-00e6-435a-b955-c57067ce636a.webp?v=1766277038 (1) Tested Balanced 1969 RCA 6SN7GTB Tube Code CI Black Staggered Plates 6SN7GT https://classiccurrents.com/products/1-tested-ge-12bh7a-tube-date-code-60-30-gray-plates-halo-getter-12bh7-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_92970a0b-e6cf-46da-8278-509e196a492d.webp?v=1766277098 (1) Tested GE 12BH7A Tube Date Code 60-30 Gray Plates Halo Getter 12BH7 A Tube https://classiccurrents.com/products/1-tested-ge-36am3b-tube-with-box-date-code-ff-general-electric-36am3-b-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_a1284913-60de-4502-88b3-0a83898c42e0.webp?v=1766277159 (1) Tested GE 36AM3B Tube with Box Date Code FF General Electric 36AM3 B Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-black-stagger-ladder-plates-date-code-mg-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-93_54c4487b-ee28-4df7-815c-f841da332ec4.webp?v=1766277220 (1) Tested 1961 RCA 6SN7GTB Tube Black Stagger Ladder Plates Date Code MG 6SN7GT https://classiccurrents.com/products/1-tested-rca-u-s-n-crc-6sj7-tube-date-code-s5-rca-6sj7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-97_b96129e8-f384-4774-9af1-9392887cf876.webp?v=1766277281 (1) Tested RCA U.S.N. CRC 6SJ7 Tube Date Code S5 RCA 6SJ7 Pentode Tube https://classiccurrents.com/products/1-tested-balanced-western-union-6sn7gtb-tube-o-getter-date-code-62-52-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_6c5d047f-cf43-4dd6-895e-1cec6b286b70.webp?v=1766277894 (1) Tested Balanced 1962 Western Union 6SN7GTB Tube O Getter Code 62-52 6SN7GT https://classiccurrents.com/products/1-tested-philco-5y4g-tube-date-code-08-philco-engraved-base-5y4-g-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_b5c6a805-f204-4a4f-89f8-2fb98b4f0cee.webp?v=1766277996 (1) Tested Philco 5Y4G Tube Date Code 08 Philco Engraved Base 5Y4 G Rectifier https://classiccurrents.com/products/1-tested-sylvania-type-27-tube-date-code-13r-medium-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_bef67ec9-f110-4c47-9bee-5cfc433cddb3.webp?v=1766278123 (1) Tested Sylvania Type 27 Tube Date Code 13R Medium Mu Triode Tube https://classiccurrents.com/products/1-tested-dumont-emerson-1g3gt-tube-date-code-64-07-dumont-emerson-1g3-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_7b392f97-2d8d-45bc-8831-dc55187eff74.webp?v=1766278321 (1) Tested Dumont Emerson 1G3GT Tube Date Code 64-07 Dumont Emerson 1G3 GT Tube https://classiccurrents.com/products/1-tested-western-union-6sn7gtb-tube-horseshoe-getter-date-code-60-35-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_3588b7f1-c3e3-4b27-9022-84dfa5144510.webp?v=1766278387 (1) Tested 1960 Western Union 6SN7GTB Tube Horseshoe Getter Code 60-35 6SN7GT https://classiccurrents.com/products/lot-of-8-tested-vintage-no-194-a-amber-orange-12v-miniature-light-bulbs 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_5daafd18-6259-4993-9378-4ca644cced2a.webp?v=1766278466 Lot of (8) Tested Vintage No. 194 A Amber Orange 12V Miniature Light Bulbs https://classiccurrents.com/products/1-tested-ge-6as11-tube-date-code-jz-general-electric-6as11-dual-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_f7703699-52d1-40b3-be20-97523bc75168.webp?v=1766278545 (1) Tested GE 6AS11 Tube Date Code JZ General Electric 6AS11 Dual Triode Tube https://classiccurrents.com/products/tested-matched-pair-cbs-6sn7gtb-tubes-black-angles-t-plates-horseshoe-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_97e32568-d9e4-466d-8221-8a377d25f9af.webp?v=1766278608 Tested Matched Pair CBS 6SN7GTB Tubes Black Angles T Plates Horseshoe 6SN7GT https://classiccurrents.com/products/1-tested-silvertone-6u7g-tube-red-tip-date-code-b8-pentode-6u7-g-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_eb6ade9d-e785-475f-95ed-e9e7de7ecfd4.webp?v=1766278688 (1) Tested Silvertone 6U7G Tube Red Tip Date Code B8 Pentode 6U7 G Tube https://classiccurrents.com/products/1-tested-westinghouse-6sn7gtb-tube-black-plates-code-8r17-6sn7gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-50_1bc03faf-1758-4d82-a76e-af68402cea07.webp?v=1766278751 (1) Tested Westinghouse 6SN7GTB Tube Black Plates Code 8R17 6SN7GT Tube https://classiccurrents.com/products/1-tested-national-union-jan-2x2-879-tube-vt-119-date-code-gc-2x2-tube-879-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_be7b2234-6c16-4dc1-bc85-ce6e7bcc5b12.webp?v=1766278837 (1) Tested National Union JAN 2X2/879 Tube VT-119 Date Code GC 2X2 Tube 879 Tube https://classiccurrents.com/products/1-tested-sylvania-6k5gt-tube-box-date-code-0-52-6k5-gt-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_2951eef0-5ed7-4feb-b15d-00426d0ca187.webp?v=1766278899 (1) Tested 1950 Sylvania 6K5GT Tube & Box Code 0-52 6K5 GT High Mu Triode Tube https://classiccurrents.com/products/1-tested-sylvania-12ax4gtb-tube-date-code-ce-efx-12ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_25b8f0fe-8fd6-45ff-aa51-39d98c1808cf.webp?v=1766278959 (1) Tested Sylvania 12AX4GTB Tube Date Code ce EFX 12AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6sn7gtb-tube-code-nd-staggered-black-ladder-plates-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_54a52bb2-6613-4b45-86f8-70afddb85f4c.webp?v=1766279015 (1) Tested 1963 RCA 6SN7GTB Tube Code ND Staggered Black Ladder Plates 6SN7GT https://classiccurrents.com/products/1-tested-strong-philco-5u4gb-tube-smooth-black-plates-halo-o-getter-code-65-48 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-73_9e8162a9-4b79-4039-8913-c89d94ff50ab.webp?v=1766279075 (1) Tested Strong Philco 5U4GB Tube Smooth Black Plates Halo O Getter Code 65-48 https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-with-box-date-code-am-6w4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_22446ba2-4e26-4823-9820-2f20671a23a0.webp?v=1766279146 (1) Tested 1954 Sylvania 6W4GT Tube with Box Date Code AM 6W4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6bq6gtb-6cu6-tube-date-code-nh-rca-6bq6-gtb-6cu6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_a9090304-c530-4807-b1d2-8ce67b159eff.webp?v=1766279212 (1) Tested RCA 6BQ6GTB/6CU6 Tube Date Code NH RCA 6BQ6 GTB 6CU6 Tube https://classiccurrents.com/products/1-tested-philco-7ag7-tube-with-box-date-code-07-loktal-tube-loctal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_a954bfb8-7bec-4081-9065-aeb84702037b.webp?v=1766279298 (1) Tested Philco 7AG7 Tube with Box Date Code 07 Loktal Tube Loctal Tube https://classiccurrents.com/products/1-tested-sylvania-6sn7gta-tube-black-t-plates-chrome-dome-code-348-6sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_98a3683f-2533-4c71-97bb-1ecc5fa189c6.webp?v=1766279690 (1) Tested 1953 Sylvania 6SN7GTA Tube 3 Hole Black T Plates Code 348 6SN7 GTA https://classiccurrents.com/products/1-tested-arvin-12be6-tube-date-code-58-43-ge-eia-code-pentagrid-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-6_a23856ef-4484-415c-9938-ac84b008f47f.webp?v=1766279764 (1) Tested Arvin 12BE6 Tube Date Code 58-43 GE EIA Code Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-delco-6n7-tube-date-code-213-medium-mu-twin-power-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-9_3f01f205-a0b2-4daf-abcd-1c25edf6b9e4.webp?v=1766279840 (1) Tested Delco 6N7 Tube Date Code 213 Medium Mu Twin Power Triode Tube https://classiccurrents.com/products/matched-pair-ge-6sn7gtb-tubes-glow-top-filament-o-getter-code-mf-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_e5be5634-03d7-48cd-a992-cee9d9525599.webp?v=1766279897 Matched Pair GE 6SN7GTB Tubes Glow Top Filament O Getter Code MF 6SN7GT https://classiccurrents.com/products/1-tested-balanced-sylvania-50y6gt-tube-code-mcj-sylvania-50y6-gt-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_5031a15e-eaef-44da-9656-206b9f83a235.webp?v=1766280029 (1) Tested Balanced Sylvania 50Y6GT Tube Code MCJ Sylvania 50Y6 GT Rectifier https://classiccurrents.com/products/1-tested-westinghouse-6ax4gtb-tube-with-box-date-code-70-52-6ax4-gtb-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_699b9ea4-aa46-4ead-b6a4-d72135164445.webp?v=1766347813 (1) Tested Westinghouse 6AX4GTB Tube with Box Date Code 70-52 6AX4 GTB Rectifier https://classiccurrents.com/products/1-tested-teltron-50a5-tube-with-box-date-code-55-30-loktal-tube-50a5-loctal 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-5_e7efad29-6c54-41be-85f0-e1fd3a8eb7a2.webp?v=1766347921 (1) Tested Teltron 50A5 Tube with Box Date Code 55-30 Loktal Tube 50A5 Loctal https://classiccurrents.com/products/1-tested-strong-rca-6dw4b-tube-date-code-cl-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_defa549b-b358-4166-8001-e23d314e7e52.webp?v=1766348023 (1) Tested Strong RCA 6DW4B Tube Date Code CL Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-jan-5693-tube-special-red-tube-date-code-73-35-6sj7-equivalent 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_378270bd-d306-4edf-b1b2-a40e55411437.webp?v=1766348079 (1) Tested RCA JAN 5693 Tube Special Red Tube Date Code 73-35 6SJ7 Equivalent https://classiccurrents.com/products/1-tested-ge-12k5-tube-date-code-58-52-power-tetrode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_1800bd1f-846d-4b3c-8607-ca7b68a47b40.webp?v=1766348238 (1) Tested GE 12K5 Tube Date Code 58-52 Power Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-0d3-tube-date-code-58-43-rca-0d3-voltage-regulator-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_e210109d-48f1-4011-8e6b-8573c3e974c9.webp?v=1766348487 (1) Tested RCA 0D3 Tube Date Code 58-43 RCA 0D3 Voltage Regulator Tube https://classiccurrents.com/products/1-tested-philco-6k6gt-tube-date-code-5333-sylvania-eia-code-philco-6k6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-35_eb484c6e-ae1b-4ca0-9f9c-7bf51e154d7b.webp?v=1766348602 (1) Tested Philco 6K6GT Tube Date Code 5333 Sylvania EIA Code Philco 6K6 GT Tube https://classiccurrents.com/products/1-tested-philco-5u4gb-tube-black-ribbed-plates-halo-o-getter-date-code-60-13 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_858c815d-7429-4e69-92b0-ebb56ada3995.webp?v=1766348660 (1) Tested 1960 Philco 5U4GB Tube Black Ribbed Plates Halo O Getter Code 60-13 https://classiccurrents.com/products/1-tested-strong-dumont-5am8-tube-date-code-67-28-pentode-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_a4e44f84-15e3-42a5-9093-35977dcfaba5.webp?v=1766348723 (1) Tested Strong Dumont 5AM8 Tube Date Code 67-28 Pentode Tube (c) https://classiccurrents.com/products/1-tested-1971-western-electric-407a-tube-date-code-7152-407-a-double-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_4e0cdb0a-ca38-46d4-9bd8-a2b1c6d77efc.webp?v=1766348780 (1) Tested 1971 Western Electric 407A Tube Date Code 7152 407 A Double Triode https://classiccurrents.com/products/1-tested-zenith-8ar11-tube-with-box-date-code-76-38-cutoff-twin-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_5dc9a002-d6f5-457e-8c80-39085333c827.webp?v=1766348841 (1) Tested Zenith 8AR11 Tube with Box Date Code 76-38 Cutoff Twin Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-6cy7-tube-with-box-date-code-pw-e-dual-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_52c5e903-c93e-4cfa-989d-cec4e36318d9.webp?v=1766348908 (1) Tested Tung Sol 6CY7 Tube with Box Date Code PW-E Dual Triode Tube https://classiccurrents.com/products/1-tested-ge-6au6-tube-date-code-4-43-general-electric-6au6-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_9f2ebc64-a39f-479c-a5a3-2467ad1dba25.webp?v=1766348971 (1) Tested GE 6AU6 Tube Date Code 4-43 General Electric 6AU6 Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6cl3-tube-date-code-69-09-rca-6cl3-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_7332ee87-3b8b-4852-b585-8bfd55c0e1de.webp?v=1766349029 (1) Tested RCA 6CL3 Tube Date Code 69-09 RCA 6CL3 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-25eh5-tube-with-box-date-code-dk-power-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_c211af1c-4639-4d4e-b45d-a738e2e5d514.webp?v=1766349088 (1) Tested RCA 25EH5 Tube with Box Date Code DK Power Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-balanced-sylvania-25z5-tube-with-box-code-2-26-rectifier-doubler-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_563ef397-c395-42cf-99b7-0d8a0d89391f.webp?v=1766349250 (1) Tested Balanced 1952 Sylvania 25Z5 Tube and Box Code 2-26 Rectifier (a) https://classiccurrents.com/products/1-tested-stromberg-carlson-6bg6g-tube-date-code-5035-6bg6-g-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_d329f0bb-3fc1-434d-a499-05e9b88a248b.webp?v=1766349342 (1) Tested Stromberg Carlson 6BG6G Tube Date Code 5035 6BG6 G Beam Power Tube https://classiccurrents.com/products/1-tested-rca-6ax5gt-tube-date-code-5-30-rca-6ax5-gt-full-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_b3f56959-2891-4052-a25e-35def6eff218.webp?v=1766349396 (1) Tested RCA 6AX5GT Tube Date Code 5-30 RCA 6AX5 GT Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-10gf7-tube-with-box-date-code-ib-sylvania-10gf7-dual-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_30041025-4daa-4b5e-9532-7ca58b898eca.webp?v=1766349456 (1) Tested Sylvania 10GF7 Tube with Box Date Code ib Sylvania 10GF7 Dual Triode https://classiccurrents.com/products/1-tested-tung-sol-6aw8a-tube-tung-sol-6aw8-a-high-mu-triode-cut-off-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-95_e3bc62b6-1571-4119-b589-97121d13ede1.webp?v=1766349512 (1) Tested Tung-Sol 6AW8A Tube Tung Sol 6AW8 A High Mu Triode Cut Off Pentode https://classiccurrents.com/products/1-tested-rca-6em5-tube-beam-power-amplifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_6fe96440-628a-4158-9b8d-ca3e3ea88777.webp?v=1766349836 (1) Tested RCA 6EM5 Tube Beam Power Amplifier Tube https://classiccurrents.com/products/1-tested-very-strong-rca-6sg7-tube-date-code-be-rca-6sg7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_3c67abe5-8f77-4bd3-ab0f-1bebcf57b296.webp?v=1766349891 (1) Tested Very Strong RCA 6SG7 Tube Date Code BE RCA 6SG7 Pentode Tube https://classiccurrents.com/products/tested-matched-balanced-pair-ge-12au7a-ecc82-tubes-codes-hh-12au7-a-tubes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-7_1de19c3b-1ba1-4c83-97a0-b1d161eb8801.webp?v=1766349945 Tested Matched & Balanced Pair GE 12AU7A/ECC82 Tubes Codes HH 12AU7 A Tubes https://classiccurrents.com/products/1-tested-sylvania-6w4gt-tube-date-code-413-sylvania-green-logo-6w4-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_ede12e13-177e-47df-8609-53024efd4e55.webp?v=1766350044 (1) Tested 1954 Sylvania 6W4GT Tube Date Code 413 Sylvania Green Logo 6W4 GT https://classiccurrents.com/products/1-tested-philco-6k6gt-tube-sylvania-date-code-312-54-21-philco-6k6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_8df60348-c510-43c7-97fc-37e982ecddaa.webp?v=1766350104 (1) Tested Philco 6K6GT Tube Sylvania Date Code 312 54-21 Philco 6K6 GT https://classiccurrents.com/products/1-tested-philco-6v6gt-tube-tall-bottle-date-code-57-09-6v6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_ea6313d7-7895-486c-8db0-8b3e33bf101b.webp?v=1766350163 (1) Tested Philco 6V6GT Tube Tall Bottle Date Code 57-09 6V6 GT Beam Power Tube https://classiccurrents.com/products/vintage-1957-sperry-gyroscope-spe-716202-tube-spe-716202-tube-with-original-box 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_5b508c91-c48c-4182-a82b-65b11d85e299.webp?v=1766350246 Vintage 1957 Sperry Gyroscope SPE 716202 Tube SPE-716202 Tube with Original Box https://classiccurrents.com/products/1-tested-1974-western-electric-408a-tube-black-plates-o-halo-getter-code-7439 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-27_051dbeb7-355b-49b5-9576-257c9ef56454.webp?v=1766350314 (1) Tested 1974 Western Electric 408A Tube Black Plates O Halo Getter Code 7439 https://classiccurrents.com/products/1-tested-philco-starlight-6au8a-tube-with-box-date-code-67-09-triode-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_57b0001f-d5a7-4b08-9bd0-e8178d48de9f.webp?v=1766350479 (1) Tested Philco Starlight 6AU8A Tube with Box Date Code 67-09 Triode Pentode https://classiccurrents.com/products/1-tested-strong-and-balanced-raytheon-5v4g-tube-date-code-604-5v4-g-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_cc5e6dad-7d45-4ed3-aae2-f2aba59400fd.webp?v=1766350610 (1) Tested Strong and Balanced Raytheon 5V4G Tube Date Code 604 5V4 G Tube https://classiccurrents.com/products/1-tested-sylvania-12ax4gt-tube-date-code-be-12ax4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_83de416b-673e-4223-9ec6-19e0c0a521ca.webp?v=1766350670 (1) Tested 1955 Sylvania 12AX4GT Tube Date Code BE 12AX4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-motorola-7056-tube-with-box-date-code-65-22-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_a79adc0a-2892-458d-b5ac-02fd5ffa8014.webp?v=1766350736 (1) Tested Motorola 7056 Tube with Box Date Code 65-22 Pentode Tube https://classiccurrents.com/products/1-tested-tung-sol-12sf5gt-tube-with-box-date-code-739-tung-sol-12sf5-gt-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_7016398b-63c3-4dbd-98e0-86676382b24a.webp?v=1766350795 (1) Tested 1957 Tung-Sol 12SF5GT Tube with Box Code 739 Tung Sol 12SF5 GT Triode https://classiccurrents.com/products/tested-matched-pair-rca-6sn7gtb-tubes-boxes-black-plates-codes-lm-57-22-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-69_4159f102-8c99-4962-aa5e-adbd0615e871.webp?v=1766350861 Tested Matched Pair RCA 6SN7GTB Tubes & Boxes Black Plates Codes LM 57-22 6SN7GT https://classiccurrents.com/products/1-tested-strong-raytheon-6dw4b-tube-date-code-w04-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_aecdf4ca-118c-4eb4-a2f2-18bd4a8df23b.webp?v=1766350932 (1) Tested Strong Raytheon 6DW4B Tube Date Code W04 Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-jan-25l6gt-tube-vt-201-c-date-code-k6e-25l6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-80_115711ea-bd10-4da5-ace5-03321de66042.webp?v=1766350984 (1) Tested RCA JAN 25L6GT Tube VT-201-C Date Code K6E 25L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-522-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-84_07554b35-4f36-445a-ae39-c25fefa39d34.webp?v=1766351030 (1) Tested RCA 6W4GT Tube Date Code 522 RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-rca-6w4gt-tube-date-code-3-43-rca-6w4-gt-half-wave-vacuum-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-88_97ff7413-2c17-4895-9842-a8065dd448c6.webp?v=1766351088 (1) Tested RCA 6W4GT Tube Date Code 3-43 RCA 6W4 GT Half Wave Vacuum Rectifier https://classiccurrents.com/products/1-tested-gm-genuine-parts-6k7-tube-date-code-eq-remote-cut-off-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_da13938b-5425-4acd-a9e5-aa2f33ef47e0.webp?v=1766351138 (1) Tested GM Genuine Parts 6K7 Tube Date Code EQ Remote Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6ew6-tube-date-code-548-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_239ade2b-6cf2-43c5-a896-2d4ba355f6d8.webp?v=1766351780 (1) Tested 1955 Sylvania 6EW6 Tube Date Code 548 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-jan-crc-6l7-tube-date-code-62-52-mil-spec-rca-6l7-pentagrid-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_6b267c0e-5a1c-4aa1-83c4-ea02d8e3b29e.webp?v=1766351831 (1) Tested RCA JAN CRC 6L7 Tube Date Code 62-52 Mil-Spec RCA 6L7 Pentagrid Tube https://classiccurrents.com/products/1-tested-dumont-12ax4gtb-tube-date-code-62-52-12ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_563ad121-7a99-4f48-8280-21a30e913a6d.webp?v=1766351962 (1) Tested Dumont 12AX4GTB Tube Date Code 62-52 12AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-dumont-12sl7gt-tube-black-plates-box-12sl7-gt-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_c76aec48-f7c6-40c2-945e-8a017d3a6ea1.webp?v=1766352019 (1) Tested Balanced Dumont 12SL7GT Tube Black Plates & Box 12SL7 GT Twin Triode https://classiccurrents.com/products/1-tested-cbs-35a5-tube-date-code-dd-35a5-loctal-power-tube-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_d8ca1e9c-89a9-4711-be19-0faacbd42bf1.webp?v=1766352096 (1) Tested CBS 35A5 Tube Date Code DD 35A5 Loctal Power Tube Loktal Tube https://classiccurrents.com/products/1-tested-rca-35z4gt-tube-date-code-143-rca-35z4-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_d3b32dc7-ee14-4314-a40a-81e622dba666.webp?v=1766352213 (1) Tested RCA 35Z4GT Tube Date Code 143 RCA 35Z4 GT Rectifier Tube https://classiccurrents.com/products/1-tested-ge-1b3gt-tube-date-code-60-35-general-electric-1b3-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_db2e58cc-8769-4820-b54c-7c2b2fe8ed57.webp?v=1766352266 (1) Tested GE 1B3GT Tube Date Code 60-35 General Electric 1B3 GT Rectifier Tube https://classiccurrents.com/products/1-tested-1950-rca-6sq7-tube-with-box-metal-twin-diode-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_61a6c205-1c2a-44c9-92ee-3d09a86031db.webp?v=1766352328 (1) Tested 1950 RCA 6SQ7 Tube with Box Metal Twin Diode High-Mu Triode Tube https://classiccurrents.com/products/1-tested-sylvania-17jz8-tube-with-box-date-code-dg-aor-triode-beam-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-41_407b0a47-781c-45a0-be4e-a937c2b18964.webp?v=1766352399 (1) Tested Sylvania 17JZ8 Tube with Box Date Code dg AOR Triode Beam Pentode https://classiccurrents.com/products/matched-pair-1943-rca-jan-crc-12sk7-tubes-codes-h5e-h6e-rca-vt-131-tubes-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_ba300b59-dee5-4512-b20d-62224eaeae57.webp?v=1766373778 Matched Pair 1943 RCA JAN CRC 12SK7 Tubes Codes H5E & H6E RCA VT-131 Tubes (a) https://classiccurrents.com/products/1-tested-strong-ge-12ax4gtb-tube-date-code-59-52-ge-12ax4-gtb-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_9ee5acb2-f8be-48e7-ab4e-10d5e4d626c3.webp?v=1766373855 (1) Tested Strong GE 12AX4GTB Tube Date Code 59-52 GE 12AX4 GTB Vacuum Tube https://classiccurrents.com/products/1-tested-westinghouse-6w4gt-tube-canada-date-code-66-52-westinghouse-6w4-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_e77090fc-c7b8-4a63-b665-c263fd96a843.webp?v=1766373925 (1) Tested Westinghouse 6W4GT Tube Canada Date Code 66-52 Westinghouse 6W4 GT https://classiccurrents.com/products/1-tested-amperite-13-4-ballast-tube-current-regulating-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_e229ad87-9057-431f-867c-c67bbec1a352.webp?v=1766373990 (1) Tested Amperite 13-4 Ballast Tube Current Regulating Tube (a) https://classiccurrents.com/products/1-tested-zenith-32et5a-tube-with-box-date-code-70-13-32et5-a-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-21_4fbd0af3-45d5-4556-82ad-bdb252eb91ca.webp?v=1766374048 (1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (b) https://classiccurrents.com/products/1-tested-tung-sol-6sa7-tube-with-box-date-code-mh3-pentagrid-converter-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_6ed4bb0e-2144-4f25-8192-d74e404178eb.webp?v=1766374111 (1) Tested Tung-Sol 6SA7 Tube with Box Date Code MH3 Pentagrid Converter (b) https://classiccurrents.com/products/1-tested-sylvania-6s8gt-tube-with-box-date-code-xyz-sylvania-6s8-gt-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_054db5f2-6650-4651-83d8-15249ef4a6bd.webp?v=1766374166 (1) Tested Sylvania 6S8GT Tube with Box Date Code XYZ Sylvania 6S8 GT Tube (b) https://classiccurrents.com/products/1-tested-wells-gardner-6ax4gt-tube-date-code-5-44-wells-gardner-co-6ax4-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-32_ac0e7cea-f256-4d40-985c-9cb0437ca094.webp?v=1766374245 (1) Tested Wells Gardner 6AX4GT Tube Date Code 5-44 Wells Gardner & Co. 6AX4 GT https://classiccurrents.com/products/1-tested-sylvania-6cb6a-tube-date-code-ki-bfu-pentode-sylvania-6cb6-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-37_b086998a-21b7-413c-aaf4-9cbb72cc69d4.webp?v=1766374302 (1) Tested Sylvania 6CB6A Tube Date Code Ki BFU Pentode Sylvania 6CB6 A Tube https://classiccurrents.com/products/1-tested-rca-6gf7a-with-box-date-code-vwjy-rca-6gf-a-dual-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_f659d80e-b905-427d-84ce-61a72ceea4cb.webp?v=1766374362 (1) Tested RCA 6GF7A with Box Date Code VWJY RCA 6GF& A Dual Triode Vacuum Tube https://classiccurrents.com/products/1-tested-admiral-6au6-tube-date-code-8-13-rca-eia-6au6-sharp-cut-off-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_c8e653df-423f-452b-acfb-a71db69ad942.webp?v=1766374426 (1) Tested Admiral 6AU6 Tube Date Code 8-13 RCA EIA 6AU6 Sharp Cut Off Pentode https://classiccurrents.com/products/1-tested-zenith-6ka8-tube-date-code-72-17-great-britain-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_801085c8-de04-4a19-9b36-1af46a80fe1a.webp?v=1766374486 (1) Tested Zenith 6KA8 Tube Date Code 72-17 Great Britain Triode Pentode Tube https://classiccurrents.com/products/1-tested-ge-5610-tube-date-code-8-39-general-electric-5610-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-51_0c1ee441-cd9f-4ef3-ac8e-2dc7d501eacc.webp?v=1766374568 (1) Tested GE 5610 Tube Date Code 8-39 General Electric 5610 Triode Tube https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-48-dumont-5v6-gt-beam-power-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-54_20f41c1d-1b14-4cdc-8f2b-dd6920a7384f.webp?v=1766374621 (1) Tested Dumont 5V6GT Tube Date Code 66-48 Dumont 5V6 GT Beam Power Tube (a) https://classiccurrents.com/products/1-tested-ken-rad-12k8y-tube-with-box-date-code-l3-triode-hexode-vt-132-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_3b1014b6-fcee-4a8d-922c-b756256924c6.webp?v=1766374697 (1) Tested Ken Rad 12K8Y Tube with Box Date Code L3 Triode Hexode VT-132 Tube https://classiccurrents.com/products/1-tested-sylvania-6jt8-tube-with-box-date-code-lq-6jt8-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_7ddb8209-c642-4df7-91fb-5be511a112d7.webp?v=1766374756 (1) Tested Sylvania 6JT8 Tube with Box Date Code LQ 6JT8 Triode Pentode Tube https://classiccurrents.com/products/1-tested-ge-gl-5654-tube-date-code-2-17-general-electric-gl-5654-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_a09c52de-f443-42f8-9df4-aacf8f5796a1.webp?v=1766374856 (1) Tested GE GL-5654 Tube Date Code 2-17 General Electric GL 5654 Tube https://classiccurrents.com/products/1-tested-ge-6eb8-tube-date-code-ju-6gn8-high-mu-triode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_1ef7ced6-fcc6-472b-adb7-b0c1b5b92a36.webp?v=1766375159 (1) Tested GE 6EB8 Tube Date Code JU 6GN8 High Mu Triode Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-7c5-tube-date-code-83-sylvania-7c5-loctal-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_09a9fcdd-dedf-4a48-aa37-631a76f97dc8.webp?v=1766375212 (1) Tested Sylvania 7C5 Tube Date Code 83 Sylvania 7C5 Loctal Beam Power Tube https://classiccurrents.com/products/1-tested-strong-rca-6jb6a-date-code-fo-6jb6-a-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_c6baf2f6-caf4-4e6b-9073-5cc1a9da444f.webp?v=1766375263 (1) Tested Strong RCA 6JB6A Date Code FO 6JB6 A Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-strong-hytron-12sa7gt-tube-date-code-9-39-12sa7-gt-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_e6c2739f-c729-42e3-9a01-ade488fa6735.webp?v=1766375326 (1) Tested Strong Hytron 12SA7GT Tube Date Code 9-39 12SA7 GT Converter Tube https://classiccurrents.com/products/1-tested-amperex-bugle-boy-6jx8-ech84-tube-holland-date-code-6a2-6jx8-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_e8a6e924-6a30-4b0f-b326-c7aaec03bbb1.webp?v=1766375389 (1) Tested Amperex Bugle Boy 6JX8 ECH84 Tube Holland Date Code ◢6A2 6JX8 Tube https://classiccurrents.com/products/1-tested-strong-amperex-6cw5-el86-tube-bugle-boy-6cw5-pentode-tube-el86-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-20_cce47d3a-9088-445a-bb6c-b96d8c4f27e4.webp?v=1766375494 (1) Tested Strong Amperex 6CW5/EL86 Tube Bugle Boy 6CW5 Pentode Tube EL86 Tube https://classiccurrents.com/products/1-tested-rca-6cq4-tube-date-code-cw-vintage-rca-half-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-23_ab939615-0faa-4265-9bc0-7af4761a5c83.webp?v=1766375563 (1) Tested RCA 6CQ4 Tube Date Code CW Vintage RCA Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-1950-western-electric-jw-6ak5-tube-code-013-black-plates-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_3bd96808-ea8f-467c-9557-14255a1e9cf3.webp?v=1766375619 (1) Tested 1950 Western Electric JW 6AK5 Tube Code 013 Black Plates Pentode https://classiccurrents.com/products/1-tested-rca-6bh6-tube-date-code-bp-rca-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_06e61437-3738-43c5-a7a2-9f5ca8c5f72b.webp?v=1766375681 (1) Tested RCA 6BH6 Tube Date Code BP RCA Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-6aw8-tube-with-box-date-code-bkp-6aw8-high-mu-triode-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_35453909-5cdd-48bb-a13e-b970f9d938b2.webp?v=1766375758 (1) Tested RCA 6AW8 Tube with Box Date Code BKP 6AW8 High Mu Triode Pentode https://classiccurrents.com/products/1-tested-ge-5r4gyb-tube-date-code-cw-general-electric-5r4-gyb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-40_576efa1a-058c-44c8-8e75-195bf8321f4c.webp?v=1766375807 (1) Tested GE 5R4GYB Tube Date Code CW General Electric 5R4 GYB Rectifier Tube https://classiccurrents.com/products/1-tested-rca-6dt6a-tube-date-code-ck-rca-6dt6-a-sharp-cut-off-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-44_12f72a87-1cd5-475f-bae6-f367c68922f0.webp?v=1766375869 (1) Tested RCA 6DT6A Tube Date Code CK RCA 6DT6 A Sharp Cut Off Pentode Tube https://classiccurrents.com/products/1-tested-mullard-blackburn-pcl82-16a8-tube-with-box-date-code-b1k1-triode-beam 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-47_14db1698-1522-4b1d-b1dd-220a33972f0a.webp?v=1766375939 (1) Tested Mullard Blackburn PCL82/16A8 Tube with Box Date Code B1K1 Triode Beam https://classiccurrents.com/products/1-tested-ten-kobe-kogyo-japan-50eh5-tube-date-code-k-t1-3-vintage-power-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-55_487e3294-dff8-4f10-a422-235e4ef90b16.webp?v=1766376029 (1) Tested Ten Kobe Kogyo Japan 50EH5 Tube Date Code K T1-3 Vintage Power Pentode https://classiccurrents.com/products/1-tested-lindal-3at2a-tube-made-in-japan-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_9ed3288f-45ff-470b-aff1-39ed7f97d9ca.webp?v=1766376445 (1) Tested Lindal 3AT2A Tube Made in Japan Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-balanced-guaranteed-brand-12sa7-tube-date-code-12-54-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-61_714b8429-db69-4a9e-881b-014337506719.webp?v=1766376506 (1) Tested Balanced Guaranteed Brand 12SA7 Tube Date Code 12-54 Converter Tube https://classiccurrents.com/products/1-tested-very-strong-tung-sol-6av5ga-tube-date-616-3-tung-sol-6av5-ga-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_358fff02-ecfc-4aa1-98a6-3fbe85c2ae9a.webp?v=1766376562 (1) Tested Strong 1956 Tung-Sol 6AV5GA Tube Date 616-3 Tung Sol 6AV5 GA Tube https://classiccurrents.com/products/1-tested-balanced-rca-12sl7gt-tube-black-plates-dd-cleaver-brooks-12sl7-gt-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-67_81ae7548-11fb-451c-9724-ae9e84e3ef4c.webp?v=1766376652 (1) Tested Balanced RCA 12SL7GT Tube Black Plates DD Cleaver Brooks 12SL7 GT (a) https://classiccurrents.com/products/1-tested-national-union-6d6-tube-code-nu-remote-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_bd7a480e-85f0-4293-bd9a-68efed59c245.webp?v=1766376712 (1) Tested National Union 6D6 Tube Code NU Remote Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-1944-mil-spec-rca-jan-crc-12a6-tube-date-code-h6e-rca-vt-134-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_7fbe6dc6-1873-49eb-95da-382e95894870.webp?v=1766376774 (1) Tested 1944 Mil Spec RCA JAN CRC 12A6 Tube Date Code H6E RCA VT 134 Tube (b) https://classiccurrents.com/products/1-tested-silvertone-6d6-tube-date-code-56x-engraved-base-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-83_afae5c77-b6ca-4ac2-8a25-a435cfce1dd8.webp?v=1766376834 (1) Tested Silvertone 6D6 Tube Date Code 56X Engraved Base Pentode Tube https://classiccurrents.com/products/1-tested-ge-12av7-tube-date-code-55-48-black-plates-round-halo-getter-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_57048056-8b0f-4204-9e1b-f29c08347c2a.webp?v=1766376897 (1) Tested GE 12AV7 Tube Date Code 55-48 Black Plates Round Halo Getter Triode https://classiccurrents.com/products/1-tested-rca-jan-ckr-12a6-tube-vt-134-date-code-y4-rca-12a6-tube-jan-ckr-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-91_c90acf3d-60c9-4800-8931-b922e237ca43.webp?v=1766377096 (1) Tested RCA JAN CKR 12A6 Tube VT-134 Date Code Y4 RCA 12A6 Tube JAN CKR Tube https://classiccurrents.com/products/1-tested-cbs-hytron-6bg6g-tube-date-code-5430-hytron-6bg6-g-tube-coke-bottle 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_30011508-dbe6-483a-a959-f8c712de820c.webp?v=1766377155 (1) Tested CBS Hytron 6BG6G Tube Date Code 5430 Hytron 6BG6 G Tube Coke Bottle https://classiccurrents.com/products/1-tested-sears-8jv8-tube-japan-date-code-6k-high-mu-triode-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_4a820e4d-106a-4caf-a4bc-188e5fa9ba4d.webp?v=1766377714 (1) Tested Sears 8JV8 Tube Japan Date Code 6K High Mu Triode Cutoff Pentode https://classiccurrents.com/products/1-tested-ge-12bd6-tube-with-box-date-code-9-22-general-electric-12bd6-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-4_c1f275df-5ffe-4ae8-b362-4c12dfbf0bf3.webp?v=1766377785 (1) Tested GE 12BD6 Tube with Box Date Code 9-22 General Electric 12BD6 Pentode https://classiccurrents.com/products/1-tested-strong-rca-22ju6-tube-date-code-67-09-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_750e4367-6e1b-4afd-a108-8b1d524b7e1d.webp?v=1766377845 (1) Tested Strong RCA 22JU6 Tube Date Code 67-09 Beam Power Tube https://classiccurrents.com/products/vintage-adaptol-no-1-radio-tube-socket-adapter-1r5-tube-to-1a7-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-12_1087d8ec-ee6f-4034-88b5-b1825a559a37.webp?v=1766377898 Vintage Adaptol No. 1 Radio Tube Socket Adapter 1R5 Tube to 1A7 Tube (c) https://classiccurrents.com/products/1-tested-hallicrafters-6aw8a-tube-date-code-69-48-hallicrafters-6aw8-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-15_442b69ea-1614-4a36-8043-707547be0040.webp?v=1766378029 (1) Tested Hallicrafters 6AW8A Tube Date Code 69-48 Hallicrafters 6AW8 A Tube https://classiccurrents.com/products/1-tested-very-strong-tung-sol-1x2b-tube-date-code-6544-3-tung-sol-1x2-b-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-19_0263c686-9cf5-4e81-ab15-9826db959872.webp?v=1766378079 (1) Tested Very Strong 1965 Tung-Sol 1X2B Tube Code 6544-3 Tung Sol 1X2 B Tube https://classiccurrents.com/products/1-tested-sylvania-6au6-tube-sylvania-sharp-cut-off-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_39cc0c7a-b831-40d3-ace3-fc536f8bdc23.webp?v=1766378127 (1) Tested Sylvania 6AU6 Tube Sylvania Sharp Cut Off Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6cg7-tube-with-box-red-letters-date-code-63-13-6cg7-twin-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-25_bfa64c9e-d647-4787-ab3a-e88a324bc79a.webp?v=1766378186 (1) Tested GE 6CG7 Tube with Box Red Letters Date Code 63-13 6CG7 Twin Triode https://classiccurrents.com/products/1-tested-rca-8fq7-8cg7-tube-date-code-68-13-rca-8fq7-tube-rca-8cg7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-30_97fffe70-1c31-472a-8f90-c25fbe71b4f9.webp?v=1766378262 (1) Tested RCA 8FQ7/8CG7 Tube Date Code 68-13 RCA 8FQ7 Tube RCA 8CG7 Tube https://classiccurrents.com/products/1-tested-ken-rad-25z6gt-tube-date-code-0-48-ge-eia-25z6-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_b9ba205d-2969-4782-b110-f3734d3e6607.webp?v=1766378316 (1) Tested Ken Rad 25Z6GT Tube Date Code 0-48 GE EIA 25Z6 GT Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-50a5-tube-loktal-tube-sylvania-50a5-loctal-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_259d86cd-aef1-457a-8596-c8892ed303ae.webp?v=1766378374 (1) Tested Sylvania 50A5 Tube Loktal Tube Sylvania 50A5 Loctal Beam Power Tube https://classiccurrents.com/products/1-tested-tung-sol-6sa7-tube-with-box-date-code-mh3-pentagrid-converter-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_d39712da-c660-46a6-aacd-24db147b8aee.webp?v=1766378430 (1) Tested Tung-Sol 6SA7 Tube with Box Date Code MH3 Pentagrid Converter (a) https://classiccurrents.com/products/1-tested-telefunken-dl94-tube-3v4-audio-output-pentode-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-45_7f8263e5-b222-4551-bb60-1b105336b51d.webp?v=1766378481 (1) Tested Telefunken DL94 Tube (3V4) Audio Output Pentode Power Tube https://classiccurrents.com/products/1-tested-magnavox-6jh6-tube-date-code-72-22-rca-eia-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-59_d1bb49d6-9f14-42bf-bd8b-5c7c64c7047d.webp?v=1766378644 (1) Tested Magnavox 6JH6 Tube Date Code 72-22 RCA EIA Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-dumont-5v6gt-tube-date-code-66-48-dumont-5v6-gt-beam-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-62_0dae52f8-159f-43b2-b4d8-8048dfdba24b.webp?v=1766378716 (1) Tested Dumont 5V6GT Tube Date Code 66-48 Dumont 5V6 GT Beam Power Tube (b) https://classiccurrents.com/products/1-tested-rca-6bj6-tube-with-box-date-code-243-remote-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-65_2673cbb8-f223-408f-9d64-f46819224887.webp?v=1766378783 (1) Tested RCA 6BJ6 Tube with Box Date Code 243 Remote Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-rca-6bk5-tube-with-box-date-code-cl-rca-6bk5-beam-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_9b9b50bb-2ba9-45b3-9bb1-c39dc85d2fae.webp?v=1766378837 (1) Tested RCA 6BK5 Tube with Box Date Code CL RCA 6BK5 Beam Power Tube (b) https://classiccurrents.com/products/1-tested-rca-15cw5-pl84-tube-with-box-canada-code-en-15cw5-tube-pl84-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-71_35ca8237-e203-4b5c-8a2e-6348337ed8b5.webp?v=1766378912 (1) Tested RCA 15CW5/PL84 Tube with Box Canada Code EN 15CW5 Tube Pl84 Tube https://classiccurrents.com/products/1-tested-1964-telefunken-el95-tube-6dl5-date-code-b3104300-power-output-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-78_97431772-d1df-4567-ab58-40455d89c9f5.webp?v=1766378987 (1) Tested 1964 Telefunken EL95 Tube (6DL5) Date Code B3104300 Power Output Tube https://classiccurrents.com/products/1-tested-valvo-ebc41-tube-6cv7-rimlock-base-code-378-double-diode-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_855830d5-5469-4429-90f0-6405ba5cccda.webp?v=1766379065 (1) Tested Valvo EBC41 Tube (6CV7) Rimlock Base Code 378 Double Diode Triode https://classiccurrents.com/products/1-tested-sylvania-6au6-tube-date-code-cj-sylvania-6au6-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-87_8927d0d9-1a5f-454a-b74a-99d3af3aa801.webp?v=1766379169 (1) Tested Sylvania 6AU6 Tube Date Code CJ Sylvania 6AU6 Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-ge-6aq5a-6hg5-tube-with-box-date-code-gy-6aq5-a-tube-6hg5-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-90_f3c683cf-7820-4b5c-9401-90976692b57b.webp?v=1766379223 (1) Tested GE 6AQ5A/6HG5 Tube with Box Date Code GY 6AQ5 A Tube 6HG5 Tube https://classiccurrents.com/products/1-untested-rca-927-gas-response-phototube-with-s-1-response-date-code-73-52 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_7b992198-ff5c-4015-8c68-f4eb8b5e466d.webp?v=1766379301 (1) Untested RCA 927 Gas Response Phototube with S-1 Response Date Code 73-52 https://classiccurrents.com/products/1-tested-ge-5am8-tube-date-code-61-39-general-electric-5am8-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_eb4c15e5-cbd4-4262-9df5-58c508d29698.webp?v=1766379585 (1) Tested GE 5AM8 Tube Date Code 61-39 General Electric 5AM8 Pentode Tube https://classiccurrents.com/products/1-tested-ge-6ba11-tube-with-box-date-code-fa7-general-electric-triode-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-3_e32a8e5a-8de3-41f6-95ff-b3ca4586f85c.webp?v=1766379657 (1) Tested GE 6BA11 Tube with Box Date Code FA7 General Electric Triode Pentode https://classiccurrents.com/products/1-tested-magnavox-6ay3-tube-date-code-64-52-half-wave-vacuum-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-8_44ecd1dc-a21a-4a71-ba15-0d3ebad64284.webp?v=1766379719 (1) Tested Magnavox 6AY3 Tube Date Code 64-52 Half Wave Vacuum Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-jan-chs-12j5gt-tube-vt-135-tube-sc966a-12j5-gt-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-11_252d19fd-53b3-4b2a-aeea-033fa1a56a0d.webp?v=1766379785 (1) Tested Sylvania JAN CHS 12J5GT Tube VT-135 Tube SC966A 12J5 GT Triode Tube https://classiccurrents.com/products/1-tested-rca-deforest-802-tube-engraved-base-type-802-tube-power-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-18_3815de70-0e1a-4d96-8ac6-2eb375d88732.webp?v=1766379847 (1) Tested RCA DeForest 802 Tube Engraved Base Type 802 Tube Power Pentode https://classiccurrents.com/products/1-tested-rca-6dt5-tube-with-box-date-code-dv-canada-rca-beam-power-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-22_cf4ac4f9-56ff-46e0-bbbc-b4614e1559ea.webp?v=1766379913 (1) Tested RCA 6DT5 Tube with Box Date Code DV Canada RCA Beam Power Tube (c) https://classiccurrents.com/products/1-tested-silvertone-6bc5-tube-date-code-312-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-26_28494798-44ff-4959-9032-3247c2fbec5c.webp?v=1766379994 (1) Tested Silvertone 6BC5 Tube Date Code 312 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-ge-6dq6b-6gw6-tube-date-code-bo-6gw6-tube-6dq6-b-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-29_d48e30c9-13ae-4aa7-8ced-ff8fffc0fb36.webp?v=1766380158 (1) Tested GE 6DQ6B/6GW6 Tube Date Code BO 6GW6 Tube 6DQ6 B Power Tube https://classiccurrents.com/products/1-tested-sylvania-5u4gb-tube-black-ribbed-plates-halo-getter-code-hm-add 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-33_b13966c3-d07b-422a-b445-a50b701a26f0.webp?v=1766380208 (1) Tested Sylvania 5U4GB Tube Black Ribbed Plates Halo Getter Code hm ADD https://classiccurrents.com/products/1-tested-ge-6au6a-tube-date-code-58-13-general-electric-6au6-a-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-36_5dce093c-1c31-49c8-85cb-09adbc07abd1.webp?v=1766380267 (1) Tested GE 6AU6A Tube Date Code 58-13 General Electric 6AU6 A Pentode Tube https://classiccurrents.com/products/1-tested-bendix-5u4g-tube-date-code-4-43-5u4-g-shouldered-full-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-39_edde4621-4250-419d-a0c5-056ddb8283fd.webp?v=1766380323 (1) Tested Bendix 5U4G Tube Date Code 4-43 5U4 G Shouldered Full Wave Rectifier https://classiccurrents.com/products/1-tested-strong-raytheon-12dt5-tube-date-code-s14-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-43_659f1669-5139-4533-8f63-34d6ffc53e84.webp?v=1766380387 (1) Tested Strong Raytheon 12DT5 Tube Date Code S14 Beam Power Tube https://classiccurrents.com/products/1-tested-cunningham-50y6gt-tube-date-code-822-50y6-gt-rectifier-doubler-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-46_39c81106-93e9-4540-814f-7d4c5aae10e8.webp?v=1766380437 (1) Tested Cunningham 50Y6GT Tube Date Code 822 50Y6 GT Rectifier Doubler Tube https://classiccurrents.com/products/1-tested-national-union-6bc5-tube-date-code-533-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_439ba800-599c-47e0-8bf8-2f7f452e10e4.webp?v=1766380499 (1) Tested National Union 6BC5 Tube Date Code 533 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-ge-6ba8a-tube-date-code-61-04-medium-mu-triode-cutoff-pentode-6ba8-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-53_2f112621-3930-459c-a2d9-e39c585ecdc1.webp?v=1766380554 (1) Tested GE 6BA8A Tube Date Code 61-04 Medium Mu Triode Cutoff Pentode 6BA8 A https://classiccurrents.com/products/1-tested-cunningham-tube-type-24a-tube-code-e4-engrave-base-globe-balloon-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-58_15e63d0c-0fc6-400f-a06c-9b26a14aa8af.webp?v=1766380609 (1) Tested Cunningham Tube Type 24A Tube Code E4 Engrave Base Globe Balloon Tube https://classiccurrents.com/products/1-tested-dumont-3au6-tube-date-code-63-07-3au6-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-63_3db46e93-983b-4089-8380-4f6be6ceeac3.webp?v=1766380666 (1) Tested Dumont 3AU6 Tube Date Code 63-07 3AU6 Pentode Tube https://classiccurrents.com/products/1-tested-ge-6ax4gtb-tube-date-code-lw-general-electric-6ax4-gtb-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-66_295cf014-e2c7-47e5-9e40-e5f1f75e5972.webp?v=1766380730 (1) Tested GE 6AX4GTB Tube Date Code LW General Electric 6AX4 GTB Rectifier Tube https://classiccurrents.com/products/1-tested-rca-12ab5-tube-date-code-aj-rca-12ab5-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-74_91a269e6-92fd-41e9-99cc-c7a9c6a84cb8.webp?v=1766380899 (1) Tested RCA 12AB5 Tube Date Code AJ RCA 12AB5 Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-ge-12ax7-tube-date-code-59-48-gray-plates-horseshoe-getter-12ax7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-77_c1d31948-6ced-48bc-98a3-ea830ddf0ed0.webp?v=1766380960 (1) Tested GE 12AX7 Tube Date Code 59-48 Gray Plates Horseshoe Getter 12AX7 Tube https://classiccurrents.com/products/1-tested-ge-6at8-tube-with-box-date-code-60-43-triode-pentode-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-82_fc4f9212-b286-4181-b9e8-06449003bd21.webp?v=1766381027 (1) Tested GE 6AT8 Tube with Box Date Code 60-43 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-philco-7b5e-tube-date-code-04-philco-7b5e-loktal-loctal-power-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-86_a9e16982-ff58-4dfe-bd33-c929054202be.webp?v=1766381081 (1) Tested Philco 7B5E Tube Date Code 04 Philco 7B5E Loktal Loctal Power Pentode https://classiccurrents.com/products/1-tested-balanced-ge-12sn7gta-tube-glow-top-filament-date-code-rf-12sn7-gta 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/2A52C753-333B-4BD7-AFC1-FEDF6B16FA4B.jpg?v=1775555460 (1) Tested Balanced GE 12SN7GTA Tube Glow Top Filament Date Code RF 12SN7 GTA https://classiccurrents.com/products/1-tested-philco-6bc5-tube-date-code-5311-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-94_f3027ebe-670d-4670-aa0e-cc13082638f9.webp?v=1766381211 (1) Tested Philco 6BC5 Tube Date Code 5311 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-1952-sylvania-jan-chs-6sl7gt-tube-box-code-243-gray-plates-6sl7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_87033214-b4fa-4197-94a0-53e07cfe631b.webp?v=1766381738 (1) Tested 1952 Sylvania JAN CHS 6SL7GT Tube & Box Code 243 Gray Plates 6SL7 GT https://classiccurrents.com/products/1-tested-rca-3au6-tube-date-code-bb-with-original-box-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-10_702a5115-16ad-447f-8779-e20255f3fddc.webp?v=1766381826 (1) Tested RCA 3AU6 Tube Date Code BB with Original Box Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-fordom-6c6-tube-date-code-29-mr-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-13_80ea3c25-1fd8-4e39-a7b6-70ecb90c3f41.webp?v=1766381889 (1) Tested Fordom 6C6 Tube Date Code 29 MR Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/vintage-adaptol-no-131-tube-socket-adapter-convert-12sk7-tube-to-12sa7-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-17_c2bff1c4-e02e-44cd-b227-898ec59fa52c.webp?v=1766381941 Vintage Adaptol No. 131 Tube Socket Adapter Convert 12SK7 Tube to 12SA7 Tube (c) https://classiccurrents.com/products/1-tested-balanced-fomoco-6x5gt-tube-ford-motor-company-6x5-gt-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-24_981b11f9-867c-4a2e-891d-03ed3c8efcad.webp?v=1766382049 (1) Tested Balanced FoMoCo 6X5GT Tube Ford Motor Company 6X5 GT Rectifier Tube https://classiccurrents.com/products/1-tested-very-strong-rca-1j3-tube-date-code-mp-half-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-28_a810a31d-8c1e-4a37-8db9-b462877a6c9a.webp?v=1766382110 (1) Tested Very Strong RCA 1J3 Tube Date Code MP Half Wave Rectifier Tube https://classiccurrents.com/products/1-tested-raytheon-25l6gt-tube-date-code-8-30-raytheon-25l6-gt-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-31_e7575cf7-2aa0-4523-bfd8-5a855e92ce65.webp?v=1766382163 (1) Tested Raytheon 25L6GT Tube Date Code 8-30 Raytheon 25L6 GT Beam Power Tube https://classiccurrents.com/products/1-tested-rca-victor-6bg6g-tube-date-code-948-rca-6bg6-g-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-34_8a175f66-448e-4155-8307-e24b4161ba60.webp?v=1766382216 (1) Tested 1949 RCA Victor 6BG6G Tube Date Code 948 RCA 6BG6 G Beam Power Tube https://classiccurrents.com/products/1-tested-strong-rca-jan-crc-12a6-tube-date-code-2-43-rca-12a6-tube-mil-spec 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-38_a39b0b1a-702b-423e-8081-9e0589226852.webp?v=1766382277 (1) Tested Strong RCA JAN CRC 12A6 Tube Date Code 2-43 RCA 12A6 Tube Mil Spec https://classiccurrents.com/products/1-tested-ge-7b6-tube-rf-general-electric-pentode-loctal-loktal-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-42_e525fffc-1e72-4b83-a446-9e6f0da1c59e.webp?v=1766382332 (1) Tested GE 7B6 Tube RF General Electric Pentode Loctal Loktal Vacuum Tube https://classiccurrents.com/products/1-tested-rca-6dc6-tube-with-original-box-sharp-cutoff-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-49_965ae851-df7a-4732-a07c-c64f00b9b348.webp?v=1766382479 (1) Tested RCA 6DC6 Tube with Original Box Sharp Cutoff Pentode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-cunningham-type-55-tube-date-code-f2-engraved-base-rca-55-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-52_09bc317d-d165-4a3e-b718-306b60efb0e6.webp?v=1766382533 (1) Tested RCA Cunningham Type 55 Tube Date Code F2 Engraved Base RCA 55 Tube https://classiccurrents.com/products/1-tested-rca-6gf7a-tube-with-box-date-code-71-39-rca-6gf7-a-dual-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-56_8d34d9e1-e388-45c9-8183-d28f0cdaa728.webp?v=1766382588 (1) Tested RCA 6GF7A Tube with Box Date Code 71-39 RCA 6GF7 A Dual Triode Tube https://classiccurrents.com/products/1-tested-balanced-hallicrafters-5v4ga-tube-date-code-726-5v4g-5v4-ga 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-60_0b5a07dd-5a82-446a-99fe-f78ea2325d2a.webp?v=1766382648 (1) Tested Balanced Hallicrafters 5V4GA Tube Date Code 726 5V4G 5V4 GA https://classiccurrents.com/products/1-tested-strong-rca-6ge5-tube-date-code-aef-vintage-beam-power-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-64_e3154bb0-1e1e-412e-8052-6452d0b04408.webp?v=1766382715 (1) Tested Strong RCA 6GE5 Tube Date Code AEF Vintage Beam Power Vacuum Tube https://classiccurrents.com/products/1-tested-philco-6aq5a-tube-date-code-n-13-917-philco-6aq5-a-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-68_cc41339c-1914-46d1-b186-42b16efb3008.webp?v=1766382771 (1) Tested Philco 6AQ5A Tube Date Code N-13 917 Philco 6AQ5 A Beam Power Tube https://classiccurrents.com/products/1-tested-tung-sol-12w6gt-tube-date-code-ma3-tung-sol-12w6-gt-beam-power 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-72_f92fe543-a3a4-4eaf-9279-46b904bcce9b.webp?v=1766382829 (1) Tested Tung-Sol 12W6GT Tube Date Code MA3 Tung Sol 12W6 GT Beam Power https://classiccurrents.com/products/1-tested-balanced-rca-6sl7gt-tube-black-plates-meatball-logo-code-h6e-6sl7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600-76_273f4910-05e9-432e-bab8-aa17c7153083.webp?v=1766382900 (1) Tested Balanced RCA 6SL7GT Tube Black Plates Meatball Logo Code H6E 6SL7 GT https://classiccurrents.com/products/1-tested-westinghouse-12ax4gtb-tube-with-box-date-code-67-09-canada-12ax4-gtb 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_7efa8e03-0002-420a-a223-6ec292a1de82.webp?v=1766713045 (1) Tested Westinghouse 12AX4GTB Tube with Box Date Code 67-09 Canada 12AX4 GTB https://classiccurrents.com/products/vintage-rca-yoke-deflection-107022-a-electromagnetic-assembly-for-cathode-crt-tubes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6845.jpg?v=1768601393 Vintage RCA Yoke Deflection 107022-A Electromagnetic Assembly For Cathode CRT Tubes https://classiccurrents.com/products/1-tested-taylor-866-jr-tube-half-wave-vapor-rectifier-tube-with-original-box-and-paperwork 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6896.jpg?v=1768602200 (1) Tested Taylor 866 JR Tube Half Wave Vapor Rectifier Tube with Original Box and Paperwork https://classiccurrents.com/products/1-nos-allied-control-relay-mhy-12d-with-original-box-26-5-volts-200-ohms-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6853.jpg?v=1768603503 (1) NOS Allied Control Relay MHY-12D with Original Box 26.5 Volts 200 Ohms (a) https://classiccurrents.com/products/1-display-only-1916-telefunken-rohre-evn171-tube-ww1-germany-amplifier-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7144.jpg?v=1768611398 (1) Display Only 1916 Telefunken Röhre EVN171 Tube WW1 Germany Amplifier Triode https://classiccurrents.com/products/1-tested-ge-6bq6gtb-tube-date-code-cv-6bq6-gtb-general-electric-6bq6-gtb-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/s-l1600_beb5080a-4b7d-414a-b97e-3d9910220ffe.webp?v=1768699994 (1) Tested GE 6BQ6GTB Tube Date Code CV 6BQ6 GTB General Electric 6BQ6 GTB Tube https://classiccurrents.com/products/1-nos-clarostat-58c2-3k-3k-ohm-4-watt-wirewound-variable-linear-potentiometer-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6862.jpg?v=1768758152 (1) NOS Clarostat 58C2-3K 3K Ohm 4 Watt Wirewound Variable Linear Potentiometer (a) https://classiccurrents.com/products/1-tested-valvo-ef94-tube-6au6-holland-with-box-code-wd5-l8e-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6918.jpg?v=1768760173 (1) Tested Valvo EF94 Tube (6AU6) Holland with Box Code Wd5 L8E Pentode Tube (a) https://classiccurrents.com/products/1-nos-allied-control-relay-mhy-12d-with-original-box-26-5-volts-200-ohms-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6857.jpg?v=1768760541 (1) NOS Allied Control Relay MHY-12D with Original Box 26.5 Volts 200 Ohms (b) https://classiccurrents.com/products/1-tested-raytheon-6sn7gtb-tube-japan-tall-bottle-wide-gray-plates-code-q48-6sn7-gtb 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6925.jpg?v=1768761744 (1) Tested Raytheon 6SN7GTB Tube Japan Tall Bottle Wide Gray Plates Code Q48 6SN7 GTB https://classiccurrents.com/products/1-tested-philips-miniwatt-ef94-tube-6au6-holland-with-box-code-l7j-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6931.jpg?v=1768762090 (1) Tested Philips Miniwatt EF94 Tube (6AU6) Holland with Box Code L7J Pentode https://classiccurrents.com/products/1-tested-firestone-air-chief-6v6g-tube-black-glass-with-foil-getter-by-ken-rad-code-toa 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7109.jpg?v=1768763156 (1) Tested Firestone Air Chief 6V6G Tube Black Glass with Foil Getter by Ken Rad Code TOA https://classiccurrents.com/products/1-tested-admiral-6sn7gt-tube-black-plates-foil-getter-date-code-226-6sn7-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6938.jpg?v=1768764661 (1) Tested Admiral 6SN7GT Tube Black Plates Foil Getter Date Code 226 6SN7 GT https://classiccurrents.com/products/1-tested-admiral-12ax7-tube-wide-black-plates-date-code-57-52-12ax7-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7080_b40885ec-14b6-4d3f-86a0-5fa287ee2cc1.jpg?v=1768766660 (1) Tested Admiral 12AX7 Tube Wide Black Plates Date Code 57-52 12AX7 Tube https://classiccurrents.com/products/1-tested-ken-rad-6u6gt-tube-smoked-glass-date-code-sr2-beam-power-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7084.jpg?v=1768766928 (1) Tested Ken Rad 6U6GT Tube Smoked Glass Date Code SR2 Beam Power Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6-x-4-tube-with-box-sylvania-full-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7074.jpg?v=1768767390 (1) Tested Sylvania 6X4 Tube with Box Sylvania Full Wave Rectifier Tube https://classiccurrents.com/products/1-nos-clarostat-58c2-3k-ohm-4-watt-wirewound-variable-linear-potentiometer-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6871.jpg?v=1768768040 (1) NOS Clarostat 58C2 3K Ohm 4 Watt Wirewound Variable Linear Potentiometer (b) https://classiccurrents.com/products/1-tested-mullard-ef94-6au6-tube-etched-code-wd1-great-britain-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6947.jpg?v=1768769367 (1) Tested Mullard EF94 6AU6 Tube Etched Code Wd1 Great Britain Pentode Tube https://classiccurrents.com/products/1-tested-balanced-ge-12ax7-tube-date-code-60-30-gray-plates-horseshoe-getter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6952.jpg?v=1768769736 (1) Tested Balanced GE 12AX7 Tube Date Code 60-30 Gray Plates Horseshoe Getter https://classiccurrents.com/products/1-tested-valvo-ef94-tube-6au6-holland-with-box-code-wd5-l8e-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6956.jpg?v=1768775195 (1) Tested Valvo EF94 Tube (6AU6) Holland with Box Code Wd5 L8E Pentode Tube (b) https://classiccurrents.com/products/1-tested-strong-rca-5v4g-tube-black-plates-full-wave-rectifier-rca-5v4-g 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6971.jpg?v=1768775918 (1) Tested Strong RCA 5V4G Tube Black Plates Full Wave Rectifier RCA 5V4 G https://classiccurrents.com/products/1-tested-westinghouse-12av6-tube-code-61-53-12av6-twin-diode-high-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6976.jpg?v=1768853853 (1) Tested Westinghouse 12AV6 Tube Code 61-53 12AV6 Twin Diode High Mu Triode https://classiccurrents.com/products/1-tested-sylvania-7c5-tube-date-code-926-sylvania-7c5-loctal-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6980.jpg?v=1768854087 (1) Tested 1959 Sylvania 7C5 Tube Code 926 Sylvania 7C5 Loctal Beam Power Tube https://classiccurrents.com/products/1-tested-strong-amperex-bugle-boy-ef86-6267-tube-with-box-code-8y-x7c-holland 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6986.jpg?v=1768854438 (1) Tested Strong Amperex Bugle Boy EF86 6267 Tube with Box Code 8Y X7C Holland https://classiccurrents.com/products/1-tested-ge-6k7-tube-with-box-date-code-xx-red-letters-general-electric 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_6994.jpg?v=1768855522 (1) Tested GE 6K7 Tube with Box Date Code XX Red Letters General Electric https://classiccurrents.com/products/1-tested-sylvania-12by7a-tube-date-code-ce-dhp-sharp-cutoff-pentode-12by7-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7001.jpg?v=1768855851 (1) Tested Sylvania 12BY7A Tube Date Code ce DHP Sharp Cutoff Pentode 12BY7 A https://classiccurrents.com/products/1-tested-balanced-rca-12sn7gt-tube-staggered-black-plates-4-25-12sn7-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7005.jpg?v=1768856614 (1) Tested Balanced RCA 12SN7GT Tube Staggered Black Plates 4-25 12SN7 GT Tube https://classiccurrents.com/products/1-tested-amperex-0g3-85a2-tube-voltage-regulator-date-code-mb2-57h-holland-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7010.jpg?v=1768856717 (1) Tested Amperex 0G3/85A2 Tube Voltage Regulator Date Code mB2 57H Holland (a) https://classiccurrents.com/products/1-tested-national-union-7ad7-tube-with-box-code-5113-power-pentode-loktal-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7014.jpg?v=1768858798 (1) Tested National Union 7AD7 Tube with Box Code 5113 Power Pentode Loktal (a) https://classiccurrents.com/products/1-tested-gm-delco-6u7g-tube-date-code-i7-engraved-base-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7024_aa8b9ba9-a0d8-48a8-80e4-1bb4d173da19.jpg?v=1768859347 (1) Tested GM (Delco) 6U7G Tube Date Code I7 Engraved Base Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6bq7a-6bz7-tube-with-box-code-ai-aab-6bq7-a-twin-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7030.jpg?v=1768859567 (1) Tested Sylvania 6BQ7A 6BZ7 Tube with Box Code ai AAB 6BQ7 A Twin Triode Tube https://classiccurrents.com/products/1-tested-liberty-usa-2a5-tube-black-glass-foil-getter-code-22-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7129.jpg?v=1768859842 (1) Tested Liberty USA 2A5 Tube Black Glass Foil Getter Code 22 Pentode Tube https://classiccurrents.com/products/1-tested-amperex-0g3-85a2-tube-voltage-regulator-date-code-mb2-57h-holland-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7020.jpg?v=1768860031 (1) Tested Amperex 0G3 85A2 Tube Voltage Regulator Date Code mB2 57H Holland (b) https://classiccurrents.com/products/1-tested-sylvania-5u4gb-tube-smooth-black-plates-halo-o-getter-code-apv 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7036.jpg?v=1768860301 (1) Tested Sylvania 5U4GB Tube Smooth Black Plates Halo O Getter Code APV https://classiccurrents.com/products/1-tested-silvertone-12by7a-tube-date-code-69-39-sharp-cutoff-pentode-12by7-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7040_7df23c8b-b68c-40ac-a350-48a1af6652e0.jpg?v=1768861255 (1) Tested Silvertone 12BY7A Tube Date Code 69-39 Sharp Cutoff Pentode 12BY7 A https://classiccurrents.com/products/1-tested-balanced-rca-5z4-tube-code-6-13-black-metal-full-wave-rectifier-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7088.jpg?v=1768862065 (1) Tested Balanced RCA 5Z4 Tube Code 6-13 Black Metal Full Wave Rectifier (a) https://classiccurrents.com/products/1-tested-rca-6146-tube-with-box-date-code-56-48-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7046.jpg?v=1768862530 (1) Tested RCA 6146 Tube with Box Date Code 56-48 Beam Power Tube https://classiccurrents.com/products/1-tested-sylvania-12at7-tube-with-box-code-be-jrh-twin-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7054.jpg?v=1768862917 (1) Tested Sylvania 12AT7 Tube with Box Code be JRH Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-ken-rad-6u6gt-tube-smoked-glass-date-code-sr2-beam-power-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7061.jpg?v=1768863058 (1) Tested Ken Rad 6U6GT Tube Smoked Glass Date Code SR2 Beam Power Tube (a) https://classiccurrents.com/products/1-tested-sylvania-6x4-tube-date-code-mi-eau-full-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7065.jpg?v=1768863304 (1) Tested Sylvania 6X4 Tube Date Code mi EAU Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-national-union-6q7gt-tube-date-code-ku-twin-diode-high-mu-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7069.jpg?v=1768863607 (1) Tested National Union 6Q7GT Tube Date Code KU Twin Diode High Mu Triode Tube https://classiccurrents.com/products/1-tested-rca-6au6-tube-code-gr-sharp-cut-off-pentode-vintage-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7091.jpg?v=1768863948 (1) Tested RCA 6AU6 Tube Code GR Sharp Cut Off Pentode Vintage Vacuum Tube https://classiccurrents.com/products/1-tested-sylvania-35z5gt-tube-with-box-date-code-ff-mkt-half-wave-rectifier 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7094.jpg?v=1768864256 (1) Tested 1959 Sylvania 35Z5GT Tube with Box Code FF MKT Half Wave Rectifier https://classiccurrents.com/products/1-tested-sylvania-6x4-tube-with-box-date-code-aj-jar-full-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7101.jpg?v=1768928009 (1) Tested Sylvania 6X4 Tube with Box Date Code aj JAR Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-strong-ge-6sa7-tube-with-box-code-62-09-general-electric-red-letters 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7124.jpg?v=1768928559 (1) Tested Strong GE 6SA7 Tube with Box Code 62-09 General Electric Red Letters https://classiccurrents.com/products/1-tested-strong-sylvania-7h7-tube-sylvania-loctal-tube-loktal-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7115.jpg?v=1768928786 (1) Tested Strong Sylvania 7H7 Tube Sylvania Loctal Tube Loktal Pentode Tube https://classiccurrents.com/products/1-tested-rca-8lt8-tube-date-code-bz-8lt8-twin-diode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7120.jpg?v=1768928920 (1) Tested RCA 8LT8 Tube Date Code BZ. 8LT8 Twin Diode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-5z4-tube-code-6-13-black-metal-full-wave-rectifier-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7106.jpg?v=1768929135 (1) Tested RCA 5Z4 Tube Code 6-13 Black Metal Full Wave Rectifier Tube (b) https://classiccurrents.com/products/1-tested-balanced-ge-25z6gt-tube-with-box-code-58-48-general-electric-25z6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7170.jpg?v=1769010188 (1) Tested Balanced GE 25Z6GT Tube with Box Code 58-48 General Electric 25Z6 GT https://classiccurrents.com/products/1-tested-rca-6u8a-tube-with-box-code-bc-triode-pentode-converter-6u8-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7183.jpg?v=1769010396 (1) Tested RCA 6U8A Tube with Box Code BC Triode Pentode Converter 6U8 A Tube https://classiccurrents.com/products/1-tested-rca-radiotron-cunningham-type-55-tube-code-l12-engraved-base 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7190.jpg?v=1769010627 (1) Tested RCA Radiotron Cunningham Type 55 Tube Code L12 Engraved Base https://classiccurrents.com/products/1-tested-strong-sylvania-6ba7-tube-with-box-high-gain-pentagrid-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7195.jpg?v=1769010927 (1) Tested Strong Sylvania 6BA7 Tube with Box High Gain Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-balanced-ge-type-80-tube-black-plates-code-5-30-general-electric-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7201.jpg?v=1769011195 (1) Tested Balanced GE Type 80 Tube Black Plates Code 5-30 General Electric Tube https://classiccurrents.com/products/1-tested-ge-gl5749-tube-five-star-code-4-48-general-electric-6ba6-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7205.jpg?v=1769011497 (1) Tested GE GL5749 Tube Five Star ☆☆☆☆☆ Code 4-48 General Electric 6BA6 Tube https://classiccurrents.com/products/1-tested-ge-25z6gt-tube-with-box-date-code-56-43-general-electric-25z6-gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7176.jpg?v=1769011828 (1) Tested GE 25Z6GT Tube with Box Date Code 56-43 General Electric 25Z6 GT https://classiccurrents.com/products/1-tested-rca-5r4gy-tube-rare-top-side-getter-with-pac-man-mica-code-1-43-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/3FC1A49B-1172-4168-9C6D-B1DD4EF24069.jpg?v=1769019477 (1) Tested RCA 5R4GY Tube Rare Top Side Getter with Pac Man Mica Code 1-43 (a) https://classiccurrents.com/products/1-tested-sylvania-6bn6-tube-green-letters-date-code-bl-gated-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7241.jpg?v=1769045395 (1) Tested Sylvania 6BN6 Tube Green Letters Date Code BL Gated Beam Power Tube https://classiccurrents.com/products/1-tested-ken-rad-jan-ckr-6ag7-tube-code-e5-mil-spec-vt-247-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7245.jpg?v=1769045587 (1) Tested Ken Rad JAN CKR 6AG7 Tube Code E5 Mil Spec VT-247 Power Pentode Tube https://classiccurrents.com/products/1-tested-truetone-6cr6-tube-with-box-code-617-diode-pentode-vacuum-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7249.jpg?v=1769045937 (1) Tested Truetone 6CR6 Tube with Box Code 617 Diode Pentode Vacuum Tube (a) https://classiccurrents.com/products/1-tested-westinghouse-6be6-tube-with-box-made-in-japan-date-code-6e-pentagrid 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7260.jpg?v=1769046562 (1) Tested Westinghouse 6BE6 Tube with Box Made in Japan Date Code 6E Pentagrid https://classiccurrents.com/products/1-tested-rca-2e24-tube-with-box-date-code-56-48-tetrode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7266.jpg?v=1769046762 (1) Tested RCA 2E24 Tube with Box Date Code 56-48 Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-5r4gy-tube-hanging-filament-bottom-getter-date-code-2-35 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7273.jpg?v=1769047333 (1) Tested RCA 5R4GY Tube Hanging Filament Bottom Getter Date Code 2-35 https://classiccurrents.com/products/1-tested-strong-sylvania-7b5-tube-with-box-loctal-tube-pentode-loktal-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7363.jpg?v=1769196612 (1) Tested Strong Sylvania 7B5 Tube with Box Loctal Tube Pentode Loktal Tube (a) https://classiccurrents.com/products/1-tested-very-strong-rca-0c3-tube-code-1-13-voltage-regulator-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7277.jpg?v=1769216205 (1) Tested Very Strong RCA 0C3 Tube Code 1-13 Voltage Regulator Vacuum Tube https://classiccurrents.com/products/1-tested-strong-sylvania-7c7-tube-with-box-date-code-635-pentode-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7284.jpg?v=1769216575 (1) Tested 1956 Strong Sylvania 7C7 Tube with Box Date Code 635 Pentode Tube (a) https://classiccurrents.com/products/1-tested-strong-rca-6ag7-tube-with-box-date-code-57-22-black-metal-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7396.jpg?v=1769218444 (1) Tested Strong RCA 6AG7 Tube with Box Date Code 57-22 Black Metal Tube (a) https://classiccurrents.com/products/1-tested-strong-raytheon-25l6gt-tube-date-code-6-48-raytheon-25l6-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7305.jpg?v=1769218756 (1) Tested Strong Raytheon 25L6GT Tube Date Code 6-48 Raytheon 25L6 GT Tube https://classiccurrents.com/products/1-tested-made-in-hungary-ef184-tube-6ej7-equivalent-high-gain-pentode-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7331.jpg?v=1769218945 (1) Tested Made in Hungary EF184 Tube (6EJ7 equivalent) High Gain Pentode (a) https://classiccurrents.com/products/1-tested-sylvania-7ag7-tube-with-box-loktal-tube-loctal-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7336.jpg?v=1769219282 (1) Tested Sylvania 7AG7 Tube with Box Loktal Tube Loctal Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-itt-6dt6a-tube-japan-code-1109-sharp-cutoff-pentode-6dt6-a-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7281.jpg?v=1769219650 (1) Tested ITT 6DT6A Tube Japan Code 1109 Sharp Cutoff Pentode 6DT6 A Tube https://classiccurrents.com/products/1-tested-westinghouse-6av6-tube-with-box-code-7r48-duplex-diode-high-mu-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7297.jpg?v=1769289910 (1) Tested Westinghouse 6AV6 Tube with Box Code 7R48 Duplex Diode High Mu Triode https://classiccurrents.com/products/1-tested-rca-2e26-tube-with-box-date-code-56-39-beam-tetrode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7324.jpg?v=1769290310 (1) Tested RCA 2E26 Tube with Box Date Code 56-39 Beam Tetrode Vacuum Tube https://classiccurrents.com/products/1-tested-1968-iec-mullard-ebf89-6dc8-tube-blackburn-code-b8a1-dual-diode-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7317.jpg?v=1769290598 (1) Tested 1968 IEC Mullard EBF89 6DC8 Tube Blackburn Code B8A1 Dual Diode Pentode Tube https://classiccurrents.com/products/1-tested-rca-6sg7-tube-mil-spec-vt-211-date-code-s4-rca-6sg7-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7354.jpg?v=1769290855 (1) Tested RCA 6SG7 Tube Mil Spec VT-211 Date Code S4 RCA 6SG7 Pentode Tube https://classiccurrents.com/products/1-tested-raytheon-12au6-tube-with-box-date-code-639-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7348.jpg?v=1769291076 (1) Tested Raytheon 12AU6 Tube with Box Date Code 639 Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-sylvania-6b7-tube-date-code-7-13-double-diode-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7410.jpg?v=1769291418 (1) Tested 1957 Sylvania 6B7 Tube Date Code 7-13 Double Diode Pentode Tube https://classiccurrents.com/products/1-tested-very-strong-quality-7b5-tube-code-1-70-loctal-tube-power-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7378.jpg?v=1769292380 (1) Tested Very Strong Quality 7B5 Tube Code 1-70 Loctal Tube Power Pentode Tube https://classiccurrents.com/products/1-tested-ge-12ad6-tube-with-box-date-code-hi-general-electric-heptode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7358.jpg?v=1769292638 (1) Tested 1974 GE 12AD6 Tube with Box Code HI General Electric Heptode Tube (b) https://classiccurrents.com/products/1-tested-strong-rca-6ag7-tube-with-box-date-code-57-22-black-metal-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7401.jpg?v=1769293016 (1) Tested Strong RCA 6AG7 Tube with Box Date Code 57-22 Black Metal Tube (b) https://classiccurrents.com/products/1-tested-truetone-6at8-tube-with-box-code-530-triode-pentode-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7389.jpg?v=1769293231 (1) Tested Truetone 6AT8 Tube with Box Code 530 Triode Pentode Converter Tube https://classiccurrents.com/products/1-tested-sylvania-7ag7-tube-with-box-date-code-618-loctal-sharp-cutoff-pentode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7342.jpg?v=1769293480 (1) Tested 1956 Sylvania 7AG7 Tube with Box Code 618 Loctal Sharp Cutoff Pentode https://classiccurrents.com/products/1-tested-made-in-hungary-ef184-tube-6ej7-equivalent-high-gain-pentode-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7415.jpg?v=1769293626 (1) Tested Made in Hungary EF184 Tube (6EJ7 equivalent) High Gain Pentode (b) https://classiccurrents.com/products/1-tested-strong-rca-25l6-tube-with-box-code-57-13-rca-25l6-black-metal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7312.jpg?v=1769293961 (1) Tested Strong RCA 25L6 Tube with Box Code 57-13 RCA 25L6 Black Metal Tube https://classiccurrents.com/products/1-tested-strong-sylvania-7c7-tube-with-box-code-635-loctal-pentode-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7290.jpg?v=1769294168 (1) Tested Strong 1956 Sylvania 7C7 Tube & Box Code 635 Loctal Pentode Tube (b) https://classiccurrents.com/products/1-tested-raytheon-6gy6-6gx6-tube-with-box-made-in-japan-code-448-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7406.jpg?v=1769294302 (1) Tested Raytheon 6GY6 6GX6 Tube with Box Made in Japan Code 448 Pentode Tube https://classiccurrents.com/products/1-tested-very-strong-ge-7b5-tube-code-49-b5-general-electric-loctal-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7383.jpg?v=1769294493 (1) Tested Very Strong GE 7B5 Tube Code 49-B5 General Electric Loctal Pentode Tube https://classiccurrents.com/products/1-tested-zenith-6ej7-ef184-tube-made-in-germany-code-jbd-01-6ej7-tube-ef184 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7483.jpg?v=1769543384 (1) Tested Zenith 6EJ7/EF184 Tube Made In Germany Code JBD ‡01 6EJ7 Tube EF184 https://classiccurrents.com/products/1-tested-balanced-truetone-25z5-tube-with-box-date-code-048-rectifier-doubler-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7502.jpg?v=1769543832 (1) Tested Balanced Truetone 25Z5 Tube with Box Date Code 048 Rectifier Doubler Tube https://classiccurrents.com/products/1-tested-balanced-sylvania-6sn7gtb-tube-black-plates-chrome-dome-code-ek-bew-6sn7gt 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7448.jpg?v=1769544576 (1) Tested Balanced Sylvania 6SN7GTB Tube Black Plates Chrome Dome Code EK BEW 6SN7GT https://classiccurrents.com/products/1-tested-strong-cbs-6ah6v-tube-date-code-pa-6ah6-v-sharp-cutoff-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7457.jpg?v=1769546766 (1) Tested Strong CBS 6AH6V Tube Date Code PA 6AH6 V Sharp Cutoff Pentode Tube https://classiccurrents.com/products/1-tested-philco-5y3gt-tube-date-code-5548-full-wave-rectifier-5y3-gt-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7461.jpg?v=1769546854 (1) Tested Philco 5Y3GT Tube Date Code 5548 Full Wave Rectifier 5Y3 GT Tube https://classiccurrents.com/products/1-tested-rca-7057-tube-date-code-65-39-medium-mu-twin-triode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7465.jpg?v=1769546981 (1) Tested RCA 7057 TUbe Date Code 65-39 Medium Mu Twin Triode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-7k7-tube-date-code-322-diode-triode-loktal-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7469.jpg?v=1769547160 (1) Tested RCA 7K7 Tube Date Code 322 Diode Triode Loktal Tube https://classiccurrents.com/products/1-tested-westinghouse-6be6-tube-with-box-made-in-japan-date-code-397 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7474.jpg?v=1769547239 (1) Tested Westinghouse 6BE6 Tube with Box Made in Japan Date Code 397 https://classiccurrents.com/products/1-tested-very-strong-sylvania-6a8g-tube-date-code-7-13-pentagrid-convertor 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7479.jpg?v=1769547477 (1) Tested Very Strong Sylvania 6A8G Tube Date Code 7-13 Pentagrid Convertor https://classiccurrents.com/products/1-tested-raytheon-6ej7-ef184-tube-with-box-code-4l-japan-6ej7-tube-ef184-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7489.jpg?v=1769547751 (1) Tested Raytheon 6EJ7 EF184 Tube with Box Code 4L Japan 6EJ7 Tube EF184 Tube https://classiccurrents.com/products/1-tested-ge-6cn7-tube-red-letter-date-code-61-26-general-electric-diode-triode 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7515.jpg?v=1769548402 (1) Tested GE 6CN7 Tube Red Letter Date Code 61-26 General Electric Diode Triode https://classiccurrents.com/products/1-tested-strong-rca-6au4gta-tube-date-code-ks-rca-6au4-gta-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7520.jpg?v=1769548550 (1) Tested Strong RCA 6AU4GTA Tube Date Code KS RCA 6AU4 GTA Rectifier Tube https://classiccurrents.com/products/1-tested-strong-ge-6ak6-tube-red-letters-with-box-code-62-48-general-electric-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7523.jpg?v=1769548604 (1) Tested Strong GE 6AK6 Tube Red Letters with Box Code 62-48 General Electric Pentode Tube https://classiccurrents.com/products/1-tested-truetone-25z5-tube-date-code-709-full-wave-rectifier-doubler-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7511.jpg?v=1769548670 (1) Tested Truetone 25Z5 Tube Date Code 709 Full Wave Rectifier Doubler Tube (a) https://classiccurrents.com/products/1-tested-rca-6ej7-ef184-tube-made-in-germany-code-jwc-0j-6ej7-tube-ef184 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7494.jpg?v=1769548993 (1) Tested RCA 6EJ7/EF184 Tube Made In Germany Code JWC ‡0J 6EJ7 Tube EF184 https://classiccurrents.com/products/1-tested-raytheon-6x5gt-tube-date-code-5717-6x5-gt-full-wave-rectifier-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7610.jpg?v=1769634162 (1) Tested Raytheon 6X5GT Tube Date Code 5717 6X5 GT Full Wave Rectifier Tube https://classiccurrents.com/products/1-tested-sylvania-6ba6-ef93-tube-red-letters-with-box-code-db-aaa-pentode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7532.jpg?v=1769637852 (1) Tested Sylvania 6BA6 EF93 Tube Red Letters with Box Code db AAA Pentode Tube https://classiccurrents.com/products/1-tested-amperite-26-4a-ballast-tube-current-regulating-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7537.jpg?v=1769638093 (1) Tested Amperite 26-4A Ballast Tube Current Regulating Tube (a) https://classiccurrents.com/products/1-tested-very-strong-rca-u-s-a-f-6186-tube-air-force-mil-spec-date-code-4-22 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7541.jpg?v=1769638727 (1) Tested Very Strong RCA U.S.A.F. 6186 Tube Air Force Mil Spec Date Code 4-22 https://classiccurrents.com/products/1-tested-national-union-2c26-tube-date-code-hu-top-caps-brown-base-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7545.jpg?v=1769638963 (1) Tested National Union 2C26 Tube Date Code HU Top Caps Brown Base Triode Tube https://classiccurrents.com/products/1-tested-mcintosh-6cs6-tube-date-code-67-43-by-general-electric-pentagrid-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7554.jpg?v=1769639163 (1) Tested McIntosh 6CS6 Tube Date Code 67-43 by General Electric Pentagrid Tube https://classiccurrents.com/products/1-tested-1968-amperite-2a10-ballast-tube-with-box-current-regulating-tube-a 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7555.jpg?v=1769639516 (1) Tested 1968 Amperite 2A10 Ballast Tube with Box Current Regulating Tube (a) https://classiccurrents.com/products/1-tested-the-fisher-ec900-6ha5-tube-triode-etched-code-3i3-great-britain 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7563.jpg?v=1769639924 (1) Tested The Fisher EC900 6HA5 Tube Triode Etched Code 3I3 Great Britain https://classiccurrents.com/products/1-tested-rca-12sa7-tube-date-code-8-04-converter-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7568.jpg?v=1769640457 (1) Tested RCA 12SA7 Tube Date Code 8-04 Converter Vacuum Tube https://classiccurrents.com/products/1-tested-strong-arcturus-6ba7-tube-with-box-code-1062-pentagrid-converter-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7572.jpg?v=1769640649 (1) Tested Strong Arcturus 6BA7 Tube with Box Code 1062 Pentagrid Converter Tube https://classiccurrents.com/products/1-tested-philco-6l6gb-tube-date-code-5801-sylvania-eia-6l6-gb-beam-power-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7577.jpg?v=1769640829 (1) Tested Philco 6L6GB Tube Date Code 5801 Sylvania EIA 6L6 GB Beam Power Tube https://classiccurrents.com/products/1-tested-national-union-12bf6-tube-with-box-date-code-5326-double-diode-triode-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7581.jpg?v=1769641074 (1) Tested National Union 12BF6 Tube with Box Date Code 5326 Double Diode Triode Tube https://classiccurrents.com/products/1-tested-sylvania-u-s-navy-chs-5z3-tube-black-ribbed-plates-square-getter 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7587.jpg?v=1769641494 (1) Tested Sylvania U.S. Navy CHS 5Z3 Tube Black Ribbed Plates Square Getter https://classiccurrents.com/products/1-tested-zytron-1x2a-tube-date-code-709-1x2-a-half-wave-rectifier-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7591.jpg?v=1769641795 (1) Tested Zytron 1X2A Tube Date Code 709 1X2 A Half Wave Rectifier Vacuum Tube https://classiccurrents.com/products/1-tested-1963-amperite-26-4a-ballast-tube-with-box-current-regulating-tube-b 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7686.jpg?v=1769728802 (1) Tested 1963 Amperite 26-4A Ballast Tube with Box Current Regulating Tube (b) https://classiccurrents.com/products/1-tested-sylvania-6ar5-tube-with-box-power-pentode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7693.jpg?v=1769729120 (1) Tested Sylvania 6AR5 Tube with Box Power Pentode Vacuum Tube https://classiccurrents.com/products/tested-matched-pair-rca-6j5-tubes-with-boxes-date-codes-bd-black-metal-triodes 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7613.jpg?v=1769729583 Tested Matched Pair RCA 6J5 Tubes with Boxes Date Codes BD Black Metal Triodes https://classiccurrents.com/products/1-tested-ge-6bj7-tube-general-electric-triple-diode-vacuum-tube 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7620.jpg?v=1769730125 (1) Tested GE 6BJ7 Tube General Electric Triple Diode Vacuum Tube https://classiccurrents.com/products/1-tested-rca-50y6gt-tube-date-code-do-50y6-gt-rectifier-doubler-tube-c 2026-07-21T16:09:12-04:00 daily https://cdn.shopify.com/s/files/1/0788/5999/3343/files/IMG_7624.jpg?v=1769730279 (1) Tested RCA 50Y6GT Tube Date Code DO 50Y6 GT Rectifier Doubler Tube (c) 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