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(1) Tested Sonic 25L6GT Tube Date Code 5-52 GE EIA Sonic 25L6 GT Beam Power Tube

(1) Tested Sonic 25L6GT Tube Date Code 5-52 GE EIA Sonic 25L6 GT Beam Power Tube

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$8.95 USD
$8.95 USD
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(1) Tested Sonic 25L6GT Tube.
Date Code 5-52.
The 188 EIA code indicates that this tube was made by GE for Sonic.

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

Gm Test = 9750 micromhos
Minimum pass/good = 5650

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