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(1) Tested Hytron 25A7G Tube Date Code 5-7 Hytron 25A7 G Power Pentode Rectifier

(1) Tested Hytron 25A7G Tube Date Code 5-7 Hytron 25A7 G Power Pentode Rectifier

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(1) Tested Hytron 25A7G Tube.
Date Code 5-7.

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

Gm Test = 1650 micromhos
Minimum pass/good = 1130
The rectifier section tests at 1450 where 800 is minimum pass/good.

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