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(1) Tested 1971 Western Electric 407A Tube Date Code 7113 407 A Double Triode
Regular price $16.95 USDRegular price -
(1) Tested GE 3AV6 Tube with Box Date Code 61-17 Twin Diode High Mu Triode
Regular price $9.95 USDRegular price -
(1) Tested Crosley 6BL7GT Tube Date Code 543 6BL7 GT Tube Twin Triode Tube
Regular price $9.95 USDRegular price -
(1) Tested GE 6BK7B Tube Date Code 62-43 General Electric 6BK7 B Twin Triode
Regular price $9.95 USDRegular price -
(1) Tested CBS 6BL7GT Tube Date Code EF 6BL7 GT Tube Twin Triode Tube
Regular price $9.95 USDRegular price -
(1) Tested Balanced Matsushita 17EW8 Tube High Mu Twin Triode Vacuum Tube
Regular price $17.95 USDRegular price -
(1) Tested 1944 RCA JAN CRC 12K8Y Tube with Box Date Code H5E Triode Hexode Tube
Regular price $11.95 USDRegular price -
(1) Tested Admiral 8FQ7 Tube Date Code 65-18 65-52 Medium Mu Twin Triode Tube
Regular price $6.95 USDRegular price -
(1) Tested CBS 6BQ7A Tube CBS 6BQ7 A Medium Mu Twin Triode Vacuum Tube
Regular price $7.95 USDRegular price -
(1) Tested Balanced GE 6GU7 Tube General Electric 6GU7 Twin Triode Tube
Regular price $9.95 USDRegular price -
(1) Tested Douglas 6FY5 Tube High Mu Triode Vacuum Tube 6FY5 (EC97) Tube
Regular price $7.95 USDRegular price -
(1) Tested GE 12BH7 Tube General Electric 12BH7 Medium Mu Twin Triode Electron
Regular price $14.95 USDRegular price -
(1) Tested Admiral 6CG7 Tube Date Code 85-39 Gray Plates Halo Getter Twin Triode
Regular price $14.95 USDRegular price -
(1) Tested Commercial Trades Institute by Sylvania 6SQ7 GT Diode Triode 6SQ7GT
Regular price $14.95 USDRegular price -
(1) Tested GE 6CM7 Tube General Electric 6CM7 Dual Triode Vacuum Tube
Regular price $7.95 USDRegular price -
(1) Tested GE 6AB4 Tube Date Code 5-13 Square Halo Getter Gray Plate Triode
Regular price $8.95 USDRegular price -
(1) Tested Coronado Type 27 Tube with Engraved Base Date Code Y 27 Tube Triode
Regular price $7.95 USDRegular price -
(1) Tested Balanced GE 6GU7 Tube Date Code RE General Electric 6GU7 Twin Triode
Regular price $11.95 USDRegular price -
(1) Tested Dumont 6S4A Tube Date Code 61-26 Medium Mu Triode Tube
Regular price $7.95 USDRegular price -
(1) Tested GE 12AT6 Tube with Box Code DE General Electric Twin Diode Triode
Regular price $9.95 USDRegular price -
(1) Tested GE 6AF11 Tube Compactron Dual Triode Sharp Cutoff Pentode Tube (a)
Regular price $7.95 USDRegular price -
(1) Tested GE 6CG8A Tube Code LN General Electric 6CG8 A Tube Triode Pentode
Regular price $9.95 USDRegular price -
(1) Tested 1951 Sylvania JAN CHS 7S7 Tube and Box Code 126 Loctal Triode Heptode
Regular price $9.95 USDRegular price -
(1) Tested Automatic 12FR8 Tube Medium Mu Triode Remote Cutoff Pentode Tube
Regular price $6.95 USDRegular price -
(1) Tested Cornell 6EB8 Tube Date Code XRMT-PNH 6GN8 High Mu Triode Pentode Tube
Regular price $7.95 USDRegular price -
(1) Tested GE 6BA8A Tube Date Code 62-35 Medium Mu Triode Cutoff Pentode 6BA8 A
Regular price $9.95 USDRegular price -
(1) Tested Amperex EBC90/6AT6 Tube Code Y23◢9L EBC90 6AT6 Twin Diode Triode Tube
Regular price $12.95 USDRegular price -
(1) Tested Balanced Unbranded 6FQ7 Tube Medium Mu Twin Triode Vacuum Tube (b)
Regular price $14.95 USDRegular price
