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Classic Currents

(1) Tested GE 6BK7B Tube Date Code 62-43 General Electric 6BK7 B Twin Triode

(1) Tested GE 6BK7B Tube Date Code 62-43 General Electric 6BK7 B Twin Triode

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(1) Tested GE 6BK7B Tube.
Date Code 62-43.

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

Gm Test = 8375-7125 micromhos
Minimum pass/good = 5350-5350

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