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Classic Currents

(1) Tested Balanced Silvertone 6SN7GTB Tube Chrome Dome Gray Code BJH 6SN7GT

(1) Tested Balanced Silvertone 6SN7GTB Tube Chrome Dome Gray Code BJH 6SN7GT

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$18.95 USD
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(1) Tested Balanced Silvertone Chrome Dome 6SN7GTB Tube.
Date Code BJH.
The 312 EIA code indicates that this tube was made by Sylvania for Silvertone.

Balanced mutual conductance (Gm) tube with Chrome Dome style getter flashing and gray angled T plates.

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

Gm Test = 2500-2500 micromhos
Minimum pass/good = 1650-1650

Further tested under real operating conditions on a Class A amplifier and exhibiting no microphonics.

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