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(1) Tested GE 12BQ6GTB Tube Date Code 60-52 General Electric 12BQ6 GTB Tube

(1) Tested GE 12BQ6GTB Tube Date Code 60-52 General Electric 12BQ6 GTB Tube

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(1) Tested Strong GE 12BQ6GTB Tube.
Date Code 60-52.

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

Gm Test = 5000 micromhos
Minimum pass/good = 2800

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