If you are interested in more of these I have more.
Item Tag: L6-B & TF6T-TPR87-B
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Groove Tubes / Fender GT-6L6 B 1 tube
This is a used Fender groove amp tube gt-6l6 B. It has been tested and is good. ALL PICTURES ARE OF THE ACTUAL ITEM.
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6L6WGB TUNG SOL 5881 JAN CTL AUDIO TUBE NOS NIB *eTRACER* #12B82
(1) SYLVANAIA JAN 6L6WGB 5881 NOS AUDIO POWER TUBES. Sylvania 6L6WGB. JAN production, brown base, short bottle design. Gm Nominal (Pentode) = 6000 Minimum Good = 3900. We’ve seen this opinion on hobbyist forums for many years, and took it to heart.
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1940s Sylvania ‘Leaf’ 6L6 metal Power Amp Tube-Hickok 539B tests@ 5900, min:3300
Thoroughly tested on Hickok 539B . Hickok 539B is a mutual conductance (Gm) type tube tester. Sylvania 6L6 vacuum tube. One tube,circa 1940s, U.S.A. made. <<<<<<< As pictured = The tube you see is the tube you get!
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1965 Tung-Sol 5881 (6L6WGB) Tube – Hickok 539B tests @ 4300, min:3300
Type 5881 (aka. 6L6WGB) vacuum tube. Hickok 539B tested. Hickok 539B is a mutual conductance (Gm) type tube tester. 5881 / U.S.A.3. Tube#1 4300. One tube, circa 1965, U.S.A.made by Tung-Sol. <<<<< As pictured = The tube you see is the tube you receive.
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(1) Sylvania 6L6G Power Tube Etched Base Black Plates Tests NOS TV-7B/U
(1) Sylvania 6L6G Power Tube | Early Model Etched Base | Black Plates. Tube tests at 44 with 25 being the minimum score for a good tube (with 65% life remaining).
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6L6WGB TUNG SOL JAN-CTL AUDIO POWER TUBE NOS (1958) *eTRACER* #12B5
(1) TUNG-SOL 6L6WGB 5881 JAN-CTL NOS AUDIO POWER TUBE. Gm Nominal (Pentode) = 6000 Minimum Good = 3600. JAN-CTL type, brown base, date code indicates production in October, 1958. We’ve seen this opinion on hobbyist forums for many years, and took it to heart.