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(1) Tested Sylvania 6SQ7GT/G Tube Date Code 5TR Sylvania 6SQ7 GT G Vacuum Tube

(1) Tested Sylvania 6SQ7GT/G Tube Date Code 5TR Sylvania 6SQ7 GT G Vacuum Tube

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(1) Tested Sylvania 6SQ7GT/G Tube.
Date Code 5TR.

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

Gm Test = 1000 micromhos
Minimum pass/good = 700
Both diode sections test strong.

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