Matched Pair Ken-Rad 6SJ7 Vacuum Tubes NOS-Testing Camden Classics Philco-LABELED 6K6GT tubes was tested

Philco-LABELED 6K6GT tubes was tested on our Maxi-Matcher 400 volts on the plates and a bias of -36 volts for shorts

new in box GE 12L6GT tubes tested to spec on our Paul Hart-calibrated TV7/U

55 and 55 where minimum (65%) is 40

It has a micanol base

These ten new old stock

Matched Pair Ken-Rad 6SJ7 Vacuum Tubes NOS-Testing Camden Classics Philco-LABELED 6K6GT tubes was testedThis new old stock testing, almost perfectly matched pair of Ken Rad 6SJ7s was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 56 for Tube One and 57 for Tube Two where minimum (65%) is 40. They have G 3R and W 4R date codes, respectively. I am playing them in my Musical Paradise MP 301 MK3 as I write and they sound excellent. They are microphonic and are fine in the