1 4

Classic Currents

(1) Tested Zenith 6SD7GT Tube Date Code Y4R Zenith 6SD7 GT Pentode Tube

(1) Tested Zenith 6SD7GT Tube Date Code Y4R Zenith 6SD7 GT Pentode Tube

Tested and Guaranteed

$9.95 USD
$9.95 USD
Sale Sold out
Shipping calculated at checkout.
(1) Tested Zenith 6SD7GT Tube.
Date Code Y4R. M-R (Maintenance and Repair).

The silver around the base has tarnished and worn - see photos.

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

Gm Test = 3500 micromhos
Minimum pass/good = 1900

~ Please view all 4 photos ~
View full details

View All