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(1) Tested Motorola 7167 Tube Date Code 318 Tung Sol EIA Tetrode Tube

(1) Tested Motorola 7167 Tube Date Code 318 Tung Sol EIA Tetrode Tube

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(1) Tested Motorola 7167 Tube.
Date Code 318.
The 322 EIA code indicates that this tube was made by Tung-Sol for Motorola.
The wording is partially worn off of the glass.

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 = 3000

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