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Classic Currents

(1) Tested Channel Master 2CY5 Tube with Box Code F40 Sharp Cutoff Tetrode Tube

(1) Tested Channel Master 2CY5 Tube with Box Code F40 Sharp Cutoff Tetrode Tube

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$6.95 USD
$6.95 USD
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(1) Tested Channel Master 2CY5 Tube with original Box.
Date Code F40.

The red tube number on the front tab of the box is faded - see photo.

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

Gm Test = 5250 micromhos
Minimum pass/good = 3150

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