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(1) Tested RCA 3CB6 3CF6 Tube with Box Date Code MP Pentode Vacuum Tube

(1) Tested RCA 3CB6 3CF6 Tube with Box Date Code MP Pentode Vacuum Tube

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$9.95 USD
$9.95 USD
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(1) Tested RCA 3CB6/3CF6 Tube with Original Box.
Date Code MP.

The wording is faded but still legible.
The box shows worn edges.

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

Gm Test = 5000 micromhos
Minimum pass/good = 3500

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