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Classic Currents

(1) Tested Very Strong RCA 6BK4B Tube with Box Date Code CB Diode

(1) Tested Very Strong RCA 6BK4B Tube with Box Date Code CB Diode

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$7.95 USD
$7.95 USD
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(1) Tested Very Strong RCA 6BK4B Tube with Box.
Date Code CB.

The box shows some tearing and creasing near the front tab - see photos 4 and 5.

Tested very strong as a diode on a calibrated Hickok TV-10 military tube tester with no shorts.

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