Matched Pair Sylvania 6SJ7 6J8P Vacuum Tubes NOS-Testing A Talking Picture Tube Three: 23

Tube Three: 23

Their readings are 48

Transconductance readings are indicated on the tops of the tubes

This new old stock-testing lot of six Tung-Sol black glass 6K6GT tubes were tested on our Maxi Matcher 2 with 325 volts on the plates and a bias of --36 volts for shorts

56 and 57 where minimum (65%) is 40

Matched Pair Sylvania 6SJ7 6J8P Vacuum Tubes NOS-Testing A Talking Picture Tube Three: 23This new old stock testing, perfectly matched pair of Sylvania 6SJ7s was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 58 for Tube One and 60 for Tube Two where minimum (65%) is 40. Both have bj date codes. I am playing them as I write in my Musical Paradise MP 301 MK3 and they sound excellent. They are lightly microphonic and not suitable for environments with