Matched Pair Cunningham 6SJ7 Vacuum Tubes Number Type Shoulder This beautiful new old stock

This beautiful new old stock

One is Wards -branded and the other is Zenith

IF Amplifier 12BA6

new in box GE 6BW11 tubes tested to spec on our Paul Hart-calibrated TV7/U

Matched Pair Cunningham 6SJ7 Vacuum Tubes Number Type Shoulder This beautiful new old stockThis matched pair of Cunningham 6SJ7 tubes was tested on our on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 44 for Tube One and 46 for Tube Two where minimum (65%) is 40 and 100% is 62. They have 9 22 RE5 and 9 22 codes, respectively. 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