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(1) Tested Sylvania 7AG7 Tube with Box Loktal Tube Loctal Sharp Cutoff Pentode
Regular price $9.95 USDRegular price -
(1) Tested 1956 Strong Sylvania 7C7 Tube with Box Date Code 635 Pentode Tube (a)
Regular price $13.95 USDRegular price -
(1) Tested Strong Sylvania 7B5 Tube with Box Loctal Tube Pentode Loktal Tube (a)
Regular price $12.95 USDRegular price -
(1) Tested Sylvania 6BN6 Tube Green Letters Date Code BL Gated Beam Power Tube
Regular price $7.95 USDRegular price -
(1) Tested Strong Sylvania 6BA7 Tube with Box High Gain Pentagrid Converter Tube
Regular price $9.95 USDRegular price -
(1) Tested Strong Sylvania 7H7 Tube Sylvania Loctal Tube Loktal Pentode Tube
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6X4 Tube with Box Date Code aj JAR Full Wave Rectifier Tube
Regular price $11.95 USDRegular price -
(1) Tested 1959 Sylvania 35Z5GT Tube with Box Code FF MKT Half Wave Rectifier
Regular price $14.95 USDRegular price -
(1) Tested Sylvania 12AT7 Tube with Box Code be JRH Twin Triode Vacuum Tube
Regular price $22.95 USDRegular price -
(1) Tested Sylvania 5U4GB Tube Smooth Black Plates Halo O Getter Code APV
Regular price $34.95 USDRegular price -
(1) Tested Sylvania 6BQ7A 6BZ7 Tube with Box Code ai AAB 6BQ7 A Twin Triode Tube
Regular price $9.95 USDRegular price -
(1) Tested 1959 Sylvania 7C5 Tube Code 926 Sylvania 7C5 Loctal Beam Power Tube
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6X4 Tube with Box Sylvania Full Wave Rectifier Tube
Regular price $11.95 USDRegular price -
Tested Matched Balanced Pair Sylvania Type 24A Tubes Engraved Codes J7R & 7JR
Regular price $32.95 USDRegular price -
Tested Matched Pair Sylvania Type 24A Tubes Engraved Base Foil Getters Codes D7R
Regular price $32.95 USDRegular price -
Tested Pair of Sylvania 5654 6AK5W Tubes with Boxes Codes BH Made in India (a)
Regular price $18.95 USDRegular price -
Tested Matched Pair Sylvania 6BH6 Tubes Date Codes cm AWM Sharp Cutoff Pentode
Regular price $19.95 USDRegular price -
Untested Sylvania 13-27681-4 RedBlue Tube Photomultiplier Flying Spot Scanners
Regular price $14.95 USDRegular price -
Tested Matched Pair Balanced 1956 Sylvania 25Z5 Tubes Boxes Codes 6-39 Rectifier
Regular price $38.95 USDRegular price -
Tested Matched Pair Military Sylvania JAN CHS 6SL7GT Tubes Codes 150 222 6SL7 GT
Regular price $128.95 USDRegular price -
(1) Tested 1952 Sylvania JAN CHS 6SL7GT Tube & Box Code 243 Gray Plates 6SL7 GT
Regular price $32.95 USDRegular price -
(1) Tested Sylvania JAN CHS 12J5GT Tube VT-135 Tube SC966A 12J5 GT Triode Tube
Regular price $13.95 USDRegular price -
(1) Tested Sylvania 7C5 Tube Date Code 83 Sylvania 7C5 Loctal Beam Power Tube
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6JT8 Tube with Box Date Code LQ 6JT8 Triode Pentode Tube
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6S8GT Tube with Box Date Code XYZ Sylvania 6S8 GT Tube (b)
Regular price $9.95 USDRegular price -
(1) Tested 1954 Sylvania 6W4GT Tube Date Code 413 Sylvania Green Logo 6W4 GT
Regular price $7.95 USDRegular price -
(1) Tested 1953 Sylvania 6SN7GTA Tube 3 Hole Black T Plates Code 348 6SN7 GTA
Regular price $24.95 USDRegular price -
(1) Tested 1954 Sylvania 6W4GT Tube with Box Date Code AM 6W4 GT Rectifier Tube
Regular price $9.95 USDRegular price
