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(1) Tested CBS Hytron 6SN7GTB Tube Tall Bottle Black T Plates Code 53-48 6SN7 GT

(1) Tested CBS Hytron 6SN7GTB Tube Tall Bottle Black T Plates Code 53-48 6SN7 GT

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$48.95 USD
$48.95 USD
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(1) Tested CBS Hytron 6SN7GTB Tube.
Date Code 53-48.

Tall bottle envelope with elevated black T plates and a bottom square D getter. Very reminiscent of a bad boy style tube.

This tube tests as NOS.

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

Test Result = 2625-2500 micromhos
Minimum pass/good = 1650-1650
NOS Target Value = 2475-2475

Also performance tested in-circuit through a Class A amplifier with no microphonics detected.

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