3 Super Silvertone 6K7 6K7G Vacuum Tubes Valves Lot Of Three 6J8P Black 39 and 42 where minimum

39 and 42 where minimum (65%) is 31 and 100% is 48

new in box milspec RCA JAN-CRC-884 / VT-222 tubes tested to spec on our Paul Hart-calibrated TV7/U

An 8 out of 10

This perfectly-matched pair of Wards Super Airline black bottle type / number 41 tubes tested as follows on our Paul Hart-calibrated TV7/U:

3 Super Silvertone 6K7 6K7G Vacuum Tubes Valves Lot Of Three 6J8P Black 39 and 42 where minimumThis lot of three Super Silvertone 6K7G tubes were tested on our Paul Hart calibrated TV7 U for shorts gas and transconductance. There were no shorts or gas. They measured 39, 48 and 57 were minimum (65%) is 36 and 100% is 55. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUR ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1.