Matched Pair Transleteronic 6AK5 6J1 6J2 Vacuum Tubes NOS NIB And Conducted This Tung-Sol 13DE7 tested to

This Tung-Sol 13DE7 tested to spec on our Paul Hart-calibrated TV7/U

41 and 41 where minimum (65%) is 25

These links came from the Vostok Amphibia and

24 and 35 where minimum (65%) is 25

gray plates and bottom

Matched Pair Transleteronic 6AK5 6J1 6J2 Vacuum Tubes NOS NIB And Conducted This Tung-Sol 13DE7 tested toThis new old stock, new in box matched pair of Transleteronic 6AK5 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 31 while Tube Two measured 33 where minimum (65%) is 22. These tubes are the equivalent of the Chinese Russian 6J1 and 6J2. I am playing them now in my Mini 2013 as I write and they sound excellent. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S