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(1) Tested Philco 8FQ7 Tube Date Code N-41 Japan Medium Mu Twin Triode Tube

(1) Tested Philco 8FQ7 Tube Date Code N-41 Japan Medium Mu Twin Triode Tube

Made in Japan

$6.95 USD
$6.95 USD
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(1) Tested Philco "Cool Chassis" 8FQ7 Tube.
Date Code N-41. Made in Japan.

The wording is partially worn off from the glass but still recognizable as being Philco branded.

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

Gm Test = 2250-2375 micromhos
Minimum pass/good = 1650-1650

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