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Classic Currents

(1) Tested National Union JAN CNU 6SK7GT/G Tube VT-117-A Code HN 6SK7 Pentode

(1) Tested National Union JAN CNU 6SK7GT/G Tube VT-117-A Code HN 6SK7 Pentode

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(1) Tested Very Strong National Union JAN-CNU-6SK7GT/G Mil Spec Tube.
Date Code HN.

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

Gm Test = 2750 micromhos
Minimum pass/good = 1260

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