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Classic Currents

(1) Tested RCA 7K7 Tube Date Code 322 Diode Triode Loktal Tube

(1) Tested RCA 7K7 Tube Date Code 322 Diode Triode Loktal Tube

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(1) Tested RCA 7K7 Tube.
Date Code 322.

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

Gm Test = 1750 micromhos
Minimum pass/good = 1000
The diode sections test at 1425-1200 where 800-800 is minimum pass/good.

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