4 Canadian Number / Type 76 #76 Vacuum Tubes Valves Lot Of Four Matched Quad PCF80 78 and 80 where minimum

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

DB and CV batch codes

This RCA 872A rectifier tube is used

It measured 50/46 where minimum (65%) is 40/40 and 100% is 62/62

4 Canadian Number / Type 76 #76 Vacuum Tubes Valves Lot Of Four Matched Quad PCF80 78 and 80 where minimumThis quad of Canadian MANUFACTURED type 76 triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 36, 44, 52 and 60 where minimum (65%) is 36 and 100% is 55. These tubes have black, rounded plates and excellent flashing. 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