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(1) Tested RCA 7H7 Tube with Box Date Code 830 Pentode Loctal Tube Loktal Tube

(1) Tested RCA 7H7 Tube with Box Date Code 830 Pentode Loctal Tube Loktal Tube

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(1) Tested RCA 7H7 Tube with Original Box.
Date Code 830.

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

Gm Test = 3375 micromhos
Minimum pass/good = 2400

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