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Collection: Sylvania Vacuum Tubes

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423 products

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423 products

(1) Tested Sylvania 3CS6 Tube Date Code VKH Pentagrid Amplifier Tube

(1) Tested Sylvania 3CS6 Tube Date Code VKH Pentagrid Amplifier Tube

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6DT6A Tube with Box Date Code cd ADC 6DT6 A Pentode Tube

(1) Tested Sylvania 6DT6A Tube with Box Date Code cd ADC 6DT6 A Pentode Tube

Regular price $8.95 USD

Regular price Sale price $8.95 USD
(1) Tested Sylvania 6CU5 with Box Date Code fh ABY Black Plate Power Pentode

(1) Tested Sylvania 6CU5 with Box Date Code fh ABY Black Plate Power Pentode

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 4BQ7A Tube Date Code ig AAG 4BQ7 A Twin Triode Tube

(1) Tested Sylvania 4BQ7A Tube Date Code ig AAG 4BQ7 A Twin Triode Tube

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested 1954 Sylvania 6CD6G Tube Code AL Sylvania 6CD6 G Coke Bottle Tube

(1) Tested 1954 Sylvania 6CD6G Tube Code AL Sylvania 6CD6 G Coke Bottle Tube

Regular price $10.95 USD

Regular price Sale price $10.95 USD
(1) Tested 1957 Sylvania 32L7GT Tube Black Glass Date Code 7-13 32L7 GT Tube (a)

(1) Tested 1957 Sylvania 32L7GT Tube Black Glass Date Code 7-13 32L7 GT Tube (a)

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested Sylvania 6CL8A Tube Date Code dc ALD Sylvania 6CL8 A Tube

(1) Tested Sylvania 6CL8A Tube Date Code dc ALD Sylvania 6CL8 A Tube

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6GH8A Tube with Box Date Code ae Triode Sharp Cutoff Pentode

(1) Tested Sylvania 6GH8A Tube with Box Date Code ae Triode Sharp Cutoff Pentode

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 36AM3B Tube with Box Date Code BAX 36AM3 B Tube (b)

(1) Tested Sylvania 36AM3B Tube with Box Date Code BAX 36AM3 B Tube (b)

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6CB6A Tube Date Code KE BOD Pentode Sylvania 6CB6 A Tube

(1) Tested Sylvania 6CB6A Tube Date Code KE BOD Pentode Sylvania 6CB6 A Tube

Regular price $6.95 USD

Regular price Sale price $6.95 USD
(1) Tested 1957 Sylvania 6BQ6GTA Tube Date Code DK Sylvania 6BQ6 GTA Tube

(1) Tested 1957 Sylvania 6BQ6GTA Tube Date Code DK Sylvania 6BQ6 GTA Tube

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 35W4 Tube Date Code la BDL 35W4 Half Wave Vacuum Rectifier

(1) Tested Sylvania 35W4 Tube Date Code la BDL 35W4 Half Wave Vacuum Rectifier

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested 1956 Sylvania 3BY6 Tube with Box Code CB Pentagrid Amplifier Tube (d)

(1) Tested 1956 Sylvania 3BY6 Tube with Box Code CB Pentagrid Amplifier Tube (d)

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6DE4 Tube Date Code aa EDP Sylvania 6DE4 Half Wave Rectifier

(1) Tested Sylvania 6DE4 Tube Date Code aa EDP Sylvania 6DE4 Half Wave Rectifier

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6ES5 Tube Date Code AAU High Mu Triode Tube

(1) Tested Sylvania 6ES5 Tube Date Code AAU High Mu Triode Tube

Regular price $6.95 USD

Regular price Sale price $6.95 USD
(1) Tested Sylvania 6CB6A Tube Date Code Ki BPT Pentode Sylvania 6CB6 A Tube

(1) Tested Sylvania 6CB6A Tube Date Code Ki BPT Pentode Sylvania 6CB6 A Tube

Regular price $6.95 USD

Regular price Sale price $6.95 USD
(1) Tested Sylvania 6AX4GT Tube Date Code HG Sylvania 6AX4 GT Rectifier Tube

(1) Tested Sylvania 6AX4GT Tube Date Code HG Sylvania 6AX4 GT Rectifier Tube

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6BJ8 Tube with Box Date Code ER DHL Twin Diode Triode

(1) Tested Sylvania 6BJ8 Tube with Box Date Code ER DHL Twin Diode Triode

Regular price $6.95 USD

Regular price Sale price $6.95 USD
(1) Tested 1954 Sylvania 50Y6GT Tube with Box Code 439 Sylvania 50Y6 GT Tube

(1) Tested 1954 Sylvania 50Y6GT Tube with Box Code 439 Sylvania 50Y6 GT Tube

Regular price $11.95 USD

Regular price Sale price $11.95 USD
(1) Tested Sylvania 40B2 Ballast Tube with Box Date Code MAS Current Regulator

(1) Tested Sylvania 40B2 Ballast Tube with Box Date Code MAS Current Regulator

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested Sylvania 6GF7 Tube Date Code kd AKL Sylvania 6GF7 Dual Triode Tube

(1) Tested Sylvania 6GF7 Tube Date Code kd AKL Sylvania 6GF7 Dual Triode Tube

Regular price $7.95 USD

Regular price Sale price $7.95 USD
(1) Tested Sylvania 6BH6 Tube with Box Date Code jm ARH Sharp Cutoff Pentode

(1) Tested Sylvania 6BH6 Tube with Box Date Code jm ARH Sharp Cutoff Pentode

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested Sylvania 6GM6 Tube Date Code JBZ-C Pentode Vacuum Tube

(1) Tested Sylvania 6GM6 Tube Date Code JBZ-C Pentode Vacuum Tube

Regular price $6.95 USD

Regular price Sale price $6.95 USD
(1) Tested Sylvania 6GU7 Tube with Box Date Code AEB 6GU7 Vacuum Tube

(1) Tested Sylvania 6GU7 Tube with Box Date Code AEB 6GU7 Vacuum Tube

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested Sylvania 25Z5 Tube Date Code 7C Rectifier Doubler Vintage Vacuum Tube

(1) Tested Sylvania 25Z5 Tube Date Code 7C Rectifier Doubler Vintage Vacuum Tube

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested Sylvania 17JZ8 Tube with Box Date Code dg AOR Triode Beam Pentode

(1) Tested Sylvania 17JZ8 Tube with Box Date Code dg AOR Triode Beam Pentode

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested 1955 Sylvania 12AX4GT Tube Date Code BE 12AX4 GT Rectifier Tube

(1) Tested 1955 Sylvania 12AX4GT Tube Date Code BE 12AX4 GT Rectifier Tube

Regular price $9.95 USD

Regular price Sale price $9.95 USD
(1) Tested Philco 6K6GT Tube Sylvania Date Code 312 54-21 Philco 6K6 GT

(1) Tested Philco 6K6GT Tube Sylvania Date Code 312 54-21 Philco 6K6 GT

Regular price $8.95 USD

Regular price Sale price $8.95 USD

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