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(1) Tested RCA 6AU8 Tube with Box Date Code KQ Triode Pentode Vacuum Tube

(1) Tested RCA 6AU8 Tube with Box Date Code KQ Triode Pentode Vacuum Tube

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(1) Tested RCA 6AU8 Tube with Original Box.
Date Code KQ.

The wording is partially worn but still recognizable as being RCA branded.

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

Gm Test = 6375-5750 micromhos
Minimum pass/good = 3800-3100

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