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(1) Tested Zenith 6EM5 Tube with Box Great Britain Code 71-30 Beam Power Tube
Regular price $10.95 USDRegular price -
(1) Tested Zenith 6KT8 Tube and Box Red Letters Code 74-22 GE EIA Triode Pentode
Regular price $8.95 USDRegular price -
(1) Tested Zenith 6CB6A 6CF6 Tube Red Letters with Box Code 3-05 Pentode Tube
Regular price $8.95 USDRegular price -
(1) Tested Zenith 6KT8 Tube with Box Code 439 Sylvania EIA Triode Pentode Tube
Regular price $8.95 USDRegular price -
(1) Tested Zenith 12BY7A Tube Date Code 026 Sharp Cutoff Pentode 12BY7 A Tube
Regular price $8.95 USDRegular price -
(1) Tested Zenith 11CY7 Tube with Box Date Code 58-22 Double Triode Vacuum Tube
Regular price $9.95 USDRegular price -
(1) Tested Zenith 11KV8 Tube with Box Date Code 0-39 Sylvania EIA Triode Pentode
Regular price $12.95 USDRegular price -
(1) Tested Zenith 6BQ6GTB 6CU6 Tube with Box Code 2-09 6BQ6 GTB Tube 6CU6 Tube
Regular price $10.95 USDRegular price -
(1) Tested Very Strong Zenith 6DQ6B Tube Date Code 039 MCL 6DQ6 B Power Tube
Regular price $9.95 USDRegular price -
(1) Tested Zenith 6EJ7/EF184 Tube Made In Germany Code JBD ‡01 6EJ7 Tube EF184
Regular price $9.95 USDRegular price -
(1) Tested Zenith 6KA8 Tube Date Code 72-17 Great Britain Triode Pentode Tube
Regular price $7.95 USDRegular price -
(1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (b)
Regular price $7.95 USDRegular price -
(1) Tested Zenith 8AR11 Tube with Box Date Code 76-38 Cutoff Twin Pentode Tube
Regular price $8.95 USDRegular price -
(1) Tested Zenith 6DQ6 Tube Date Code PE Zenith 6DQ6 Vintage Beam Power Tube
Regular price $9.95 USDRegular price -
(1) Tested Zenith 6EJ7 Tube Made in Germany Date Code 3F 6EJ7 Pentode Tube
Regular price $9.95 USDRegular price -
(1) Tested Zenith 1K3 Tube Date Code 62-04 RCA EIA Code 1K3 Rectifier Tube
Regular price $7.95 USDRegular price -
(1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (a)
Regular price $7.95 USDRegular price -
(1) Tested Zenith 32ET5A Tube with Box Date Code 70-13 32ET5 A Power Tube (d)
Regular price $7.95 USDRegular price -
(1) Tested 1947 Zenith 6SN7GTB Tube Date Code 713 Black Angled T Plates 6SN7 GT
Regular price $24.95 USDRegular price -
(1) Tested Zenith 6SL7GT Tube Date Code 852 Sylvania EIA 6SL7 GT Twin Triode
Regular price $18.95 USDRegular price -
(1) Tested Strong NOS Zenith 6JM6 Tube Date Code 3-04 with Original Box
Regular price $11.95 USDRegular price -
(1) Tested Zenith 7Y4 Tube Code 826 Loctal Tube Full Wave Rectifier Loktal Tube
Regular price $8.95 USDRegular price -
(1) Tested Zenith 6AY3 Tube Zenith Half Wave Vacuum Rectifier Tube
Regular price $7.95 USDRegular price -
(1) Tested Strong NOS Zenith 22JU6 Tube with Box Date Code 274 Beam Power Tube
Regular price $9.95 USDRegular price -
(1) Tested Zenith EF184/6EJ7 Tube Great Britain Code 1022-130 6EJ7 Tube EF184
Regular price $9.95 USDRegular price -
(1) Tested Zenith 17JM6 Tube Date Code 14-43 with Original Box
Regular price $9.95 USDRegular price -
(1) Tested Strong Zenith 13Z10/13J10 Tube with Box Date Code 77-38 13Z10 13J10
Regular price $8.95 USDRegular price -
(1) Tested Zenith Type 78 Tube Date Code 9W Zenith 78 Pentode Tube (a)
Regular price $11.95 USDRegular price
