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Classic Currents

(1) Tested Sylvania Type 27 Tube Date Code 13R Medium Mu Triode Tube

(1) Tested Sylvania Type 27 Tube Date Code 13R Medium Mu Triode Tube

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$9.95 USD
$9.95 USD
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(1) Tested Sylvania Type 27 Tube.
Date Code 13R.

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

Gm Test = 1075 micromhos
Minimum pass/good = 630

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