3 General Electric GE 12J5 Vacuum Tubes Valves Lot Of Three Gray Glass These tubes have black

These tubes have black

new in box Zenith 25Z5 tubes tested to spec on our Paul Hart-calibrated TV7/U

There were no shorts and the final three tubes on the right might be a bit gassy

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

3 General Electric GE 12J5 Vacuum Tubes Valves Lot Of Three Gray Glass These tubes have blackThis 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