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(1) Tested Philco 25BQ6GT Tube Date Code 58-17 25BQ6 GT Beam Power Pentode Tube

(1) Tested Philco 25BQ6GT Tube Date Code 58-17 25BQ6 GT Beam Power Pentode Tube

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(1) Tested Strong Philco 25BQ6GT Tube.
Date Code 58-17.

This tube tests above NOS specs.

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

Test Result = 5250 micromhos
Minimum pass/good = 2800
NOS Target Value = 4200

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