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(1) Tested Sylvania 10HF8 Tube with Box Date Code NR ABV Triode Pentode Tube
Regular price $9.95 USDRegular price -
(1) Tested Very Strong Sylvania 12DQ6B Tube with Box Code kb ABA 12DQ6 B Tube
Regular price $13.95 USDRegular price -
(1) Tested Sylvania 6CD6GA Tube with Box Date Code kc ACJ 6CD6 GA Power Pentode
Regular price $13.95 USDRegular price -
(1) Tested Sylvania 6N7 Tube with Box Medium Mu Twin Power Triode Vacuum Tube
Regular price $12.95 USDRegular price -
1962 Matched Pair Sylvania JHS 6186 6AG5WA Tubes and Boxes Date Codes 6202 (b)
Regular price $24.95 USDRegular price -
(1) Tested 1962 Sylvania JHS 6186 6AG5WA Tube and Box Code 6202 Pentode Tube
Regular price $8.95 USDRegular price -
(1) Tested Sylvania 6AG5 Tube and Box Code jc BOD Sharp Cutoff Pentode Tube (b)
Regular price $7.95 USDRegular price -
1961 Matched Pair Sylvania JHS 6186 6AG5WA Tubes with Boxes Codes 6123 Pentodes
Regular price $24.95 USDRegular price -
(1) Tested Sylvania 6DN7 Tube with Box Date Code ce YDN Double Triode Vacuum Tube
Regular price $18.95 USDRegular price -
Tested Balanced 1967 Sylvania 6SN7 GTB Tube Black Plates Halo Getter Code bc AGT
Regular price $24.95 USDRegular price -
(1) Tested 1943 Sylvania 6U7G Tube Date Code Z3R Remote Cutoff Pentode Tube
Regular price $14.95 USDRegular price -
(1) Tested Sylvania 6BN4A Tube with Box Red Letters Code db ABT Medium Mu Triode
Regular price $8.95 USDRegular price -
(1) Tested Sylvania 6CU8 Tube with Box Date Code ce EEY Triode Pentode Tube
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6BQ7A 6BZ7 Tube Red Letters with Box Code eh AEO Twin Triode
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6AS8 Tube with Box Code fe ESP Diode Sharp Cutoff Pentode
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6CU8 Tube with Box Date Code am YAD Triode Pentode Tube (a)
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6GK5 6FQ5A Tube with Box Date Code aj ADF 6GK5 Tube
Regular price $9.95 USDRegular price -
(1) Tested Sylvania 6GE5 Tube Red Letters with Box Date Code da ABA Power Tube
Regular price $13.95 USDRegular price -
(1) Tested Sylvania 6CU6 Tube Date Code CB 6CU6 Beam Power Vacuum Tube
Regular price $8.95 USDRegular price -
Tested Matched Pair 1969 Sylvania 6BQ7A 6BZ7 Tubes Red Letters Codes db ADT
Regular price $24.95 USDRegular price -
(1) Tested Strong Sylvania 6GE5 Tube Date Code md ADX Beam Power Vacuum Tube
Regular price $11.95 USDRegular price -
(1) Tested Sylvania 807 Tube Made in England Double O Foil Getters Code JC KGD
Regular price $28.95 USDRegular price -
(1) Tested Strong Sylvania 6CS6 Tube with Box Date Code ig JAM Heptode Tube
Regular price $8.95 USDRegular price -
(1) Tested Sylvania U.S. Navy CHS 5Z3 Tube Black Ribbed Plates Square Getter
Regular price $28.95 USDRegular price -
(1) Tested Sylvania 6BA6 EF93 Tube Red Letters with Box Code db AAA Pentode Tube
Regular price $12.95 USDRegular price -
(1) Tested Strong 1956 Sylvania 7C7 Tube & Box Code 635 Loctal Pentode Tube (b)
Regular price $13.95 USDRegular price -
(1) Tested 1956 Sylvania 7AG7 Tube with Box Code 618 Loctal Sharp Cutoff Pentode
Regular price $9.95 USDRegular price -
(1) Tested 1957 Sylvania 6B7 Tube Date Code 7-13 Double Diode Pentode Tube
Regular price $11.95 USDRegular price
