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Classic Currents

(1) Tested Rad-Tel 6BL7GTA Tube with Box Date Code 10-65 6BL7 GTA Twin Triode

(1) Tested Rad-Tel 6BL7GTA Tube with Box Date Code 10-65 6BL7 GTA Twin Triode

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$11.95 USD
$11.95 USD
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(1) Tested Rad-Tel 6BL7GTA Tube with Original Box.
Date Code 10-65.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts and no leaks with the following results:

Gm Test = 5125-5500 micromhos
Minimum pass/good = 3150-3150

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