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(1) Tested RCA 5BR8 Tube with Box Date Code AQ Medium Mu Triode Cutoff Pentode

(1) Tested RCA 5BR8 Tube with Box Date Code AQ Medium Mu Triode Cutoff Pentode

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(1) Tested RCA 5BR8 Tube with Original Box.
Date Code AQ.

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

Gm Test = 3300-4750 micromhos
Minimum pass/good = 1420-2840

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