Matched Quad Philips Miniwatt PCF80 9U8 Vacuum Tubes 6CG7 With Shields These five RCA new old

These five RCA new old stock

black and silver bottles and 6-52 188-5 and 3-09 188-5 provenance/date codes

6 milliamps with a transconductance of 3060 micromhos while Tube Two measured 31

black plates plates and sound great in one of my Radio Craftsmen RC-2 monoblocks

new in box GE 12BD6 tubes tested to spec on our Paul Hart-calibrated TV7/U

Matched Quad Philips Miniwatt PCF80 9U8 Vacuum Tubes 6CG7 With Shields These five RCA new oldThis 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 86 82, 89 76, 89 77 and 90 75, 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 OR