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(1) Tested Balanced Tung-Sol 12B8GT Tube 12B8 GT Triode Pentode Tube

(1) Tested Balanced Tung-Sol 12B8GT Tube 12B8 GT Triode Pentode Tube

Tested and Guaranteed

$24.95 USD
$24.95 USD
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(1) Tested Balanced Tung-Sol 12B8GT Tube.

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

Gm Test = 1650-1650 micromhos
Minimum pass/good = 1140-1260

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