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(1) Tested RCA 12EM6 Tube with Box Date Code LR Diode Tetrode Vacuum Tube

(1) Tested RCA 12EM6 Tube with Box Date Code LR Diode Tetrode Vacuum Tube

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(1) Tested RCA 12EM6 Tube with Original Box.
Date Code LR.

The wording is slightly faded but still legible.

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

Gm Test = 1125 micromhos
Minimum pass/good = 800
The diode section tests at 1125 where 800 is minimum pass/good.

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