1 3

Classic Currents

(1) Tested Sylvania 6FQ7 Tube Date Code 636 Sylvania Medium Mu Twin Triode Tube

(1) Tested Sylvania 6FQ7 Tube Date Code 636 Sylvania Medium Mu Twin Triode Tube

Tested and Guaranteed

$14.95 USD
$14.95 USD
Sale Sold out
Shipping calculated at checkout.
(1) Tested Sylvania 6FQ7 Tube.
Date Code 636.

The wording is partially worn away but still recognizable as being Sylvania branded.

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

Gm Test = 2875-2750 micromhos
Minimum pass/good = 1650-1650

~ Please view all 3 photos ~
View full details

View All