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Classic Currents

(1) Tested Ken-Rad Type 85 Tube Date Code 648 Ken Rad 85 Tube Diode Triode Tube

(1) Tested Ken-Rad Type 85 Tube Date Code 648 Ken Rad 85 Tube Diode Triode Tube

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(1) Tested Ken-Rad Type 85 Tube.
Date Code 648.
The 188 EIA code indicates that this tube was made by GE for Ken-Rad.

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

Gm Test = 1750 micromhos
Minimum pass/good = 620
Both diode sections test at 1075 and 1175 where 800 is minimum pass/good.

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