3 General Electric GE 12J5 Vacuum Tubes Valves Lot Of Three Gray Glass new in box matched pair

new in box matched pair of GE 6FQ7 / 6CG7 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

An 8 out of 10

almost-perfectly-matched pair of RCA (Hewlett-Packard By RCA) 6AG7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

beefy black plates: three mica spacers for improved mechanical stability and low microphonics

3 General Electric GE 12J5 Vacuum Tubes Valves Lot Of Three Gray Glass new in box matched pairThis lot of three GE 12J5 triodes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 24, 50 and 75 where minimum (65%) is 50. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS