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Classic Currents

(1) Tested Delco 6SK7 Tube Date Code 9-22 Delco 6SK7 Remote Cutoff Pentode

(1) Tested Delco 6SK7 Tube Date Code 9-22 Delco 6SK7 Remote Cutoff Pentode

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(1) Tested Delco 6SK7 Tube.
Date Code 9-22.

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

Gm Test = 2500 micromhos
Minimum pass/good = 1260

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