Ken-Rad 5Y4 5Y4G Vacuum Tube Black Plate Rectifier Shoulder ST-Shape 84 Eightyfour new in box RCA 12JQ6

new in box RCA 12JQ6 tube tested to spec on our Paul Hart-calibrated TV7/U

This lot of five RCA new old stock

Transconductance measured 1800/1750 micromhos for Tube One and 1800/1775 micromhos for Tube Two

This National Union plate 813 output triode was tested on our Paul Hart-calibrated for shorts

new in box Sylvania 6Z7G tube tested to spec on our Paul Hart-calibrated TV7/U

Ken-Rad 5Y4 5Y4G Vacuum Tube Black Plate Rectifier Shoulder ST-Shape 84 Eightyfour new in box RCA 12JQ6This Ken Rad 5Y4G rectifier tube tested 38 42 where minimum (65%) is 40 40 and 100% is 62 62. It has the nostalgic shoulder Coke bottle glass envelope; a round, top mica spacer with wire snubbers; a bottom, sheet getter; nice flashing and lightly ribbed, black plates. 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