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Classic Currents

(1) Tested Sylvania 6SN7GT Tube 2 Hole Bad Boy Tall Bottle Code 1-2S 6SN7 GT

(1) Tested Sylvania 6SN7GT Tube 2 Hole Bad Boy Tall Bottle Code 1-2S 6SN7 GT

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$38.95 USD
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(1) Tested Sylvania 6SN7GT Tube.
Date Code 1-2S.

2 Hole Bad Boy Tall Bottle with black plates and a bottom square foil getter.

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

Gm Test = 2750-2500 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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