Matched Pair Philips Miniwatt PCF80 9U8 Vacuum Tubes NOS-Testing Plate Cap T28 perforated plates

perforated plates

53/53 and 53/55 where minimum (65%) is 40/40 and 100% 62/62

Special Features: black/dark plates

Tube One measured 60 while Tube Two measured 62 where minimum (65%) is 55 and 100% 85

Matched Pair Philips Miniwatt PCF80 9U8 Vacuum Tubes NOS-Testing Plate Cap T28 perforated platesThis new old stock testing matched pair of Philips Miniwatt PCF80 9U8 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 90 82 for Tube One and 91 84 for Tube Two where minimum (65%) is 57 57. 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