Matched Quad Philips What Miniwatt PCF80 9U8 Vacuum Tubes US-Made Octal where minimum (65%) is 48

where minimum (65%) is 48

4 milliamps for Tube One and 2740/38

845 transmitting tubes and all others of this size and pin configuration requiring a bayonet socket

These lot of three mesh plate

One is simply labeled "XXFM

Matched Quad Philips What Miniwatt PCF80 9U8 Vacuum Tubes US-Made Octal where minimum (65%) is 48This 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 101 82, 101 83, 102 83 and 102 86, respectively. 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 NOT SEE WHAT YOU NEED