Matched Quad RCA 6CL6 Vacuum Tubes November 20 2024 78 and 80 where minimum

78 and 80 where minimum (65%) is 46 and 100% is 71

Transconductance readings are 15

Otherwise it is sold as-is

new in box US-made 12BR7 tubes tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 78/73 while Tube Two measured 81/72 where minimum (65%) is 58

Matched Quad RCA 6CL6 Vacuum Tubes November 20 2024 78 and 80 where minimumThis matched quad of RCA 6CL6 tubes were tested on our Paul Hart calibrated TV7 for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured (From left to right): 42, 42, 42 and 45 where minimum (65%) is 30. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT 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