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(1) Tested Ken Rad 6F7 Tube VT-70 Tube Date Code Z2 Mil-Spec Triode Pentode Tube

(1) Tested Ken Rad 6F7 Tube VT-70 Tube Date Code Z2 Mil-Spec Triode Pentode Tube

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(1) Tested Ken-Rad 6F7 VT-70 Tube.
Date Code Z2.

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

Gm Test = 1000-500 micromhos
Minimum pass/good = 700-315

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