Matched Pair Sylvania 6SJ7 6J8P Vacuum Tubes NOS-Testing DVD NOS NIB Paula Robison

Paula Robison

INTRUSIVE AND DRACONIAN GERMAN PACKAGING REGULATIONS -- AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH IT -- WE NO LONGER SHIP TO GERMAN ADDRESSES

This mesh plate RCA Cunningham Radiotron number 78 tube tested 54 on our Paul Hart-calibrated TV7/U where minimum (65%) is 36 and 100% is 56

I’m playing it now in one of my Radio Craftsman RC-2 mono blocks and it sounds great

Is it a Mullard

Matched Pair Sylvania 6SJ7 6J8P Vacuum Tubes NOS-Testing DVD NOS NIB Paula RobisonThis new old stock TESTING 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 59 for Tube One and 60 for Tube Two where minimum (65%) is 40. Both have 939 date codes. I am playing them as I write in my Musical Paradise MP 301 MK3 and they sound excellent. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT.