Matched Quad RCA 6CL6 Vacuum Tubes November 20 2024 Otherwise it is sold as-is

Otherwise it is sold as-is

58 and 71 where minimum (65%) is 50

Transconductance measured an almost-perfectly-balanced 82/84 where minimum (65%) is 56/56 and 100% is 86/86

This milspec RCA 1642 dual triode was tested on our Paul Hart-calibrated TV7/U

Matched Quad RCA 6CL6 Vacuum Tubes November 20 2024 Otherwise it is sold as-isThis 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