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Classic Currents

(1) Tested Unbranded 12AU7 Tube Black Plates Square Tilted Getter Twin Triode

(1) Tested Unbranded 12AU7 Tube Black Plates Square Tilted Getter Twin Triode

Tested and Guaranteed

$24.95 USD
$24.95 USD
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(1) Tested Unbranded 12AU7 Tube.
Manufacturer unknown. The wording is worn off of the glass, only the tube number remains.

Black plates with a top square angled getter.

This tube tests above NOS specs.

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

Test Result = 2250-2300 micromhos
Minimum pass/good = 1400-1400
NOS Target Value = 2100-2100

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