2 RCA 1851 Vacuum Tubes Valves Industrial Version Lot Of Two Triode 2A3 Drawer new in box Amperex 6EA7

new in box Amperex 6EA7 / 6EM7 tube tested to spec on our Paul Hart-calibrated TV7/U tube tester

excellent flashing and a dimpled-sheet getter

where minimum (65%) is 36

ZENITH-LABELED) measured 76/76 where minimum (65%) is 50/50 and 100% is 77/77

Transconductance measured 57/62 for Tube One and 62/62 for Tube Two where minimum (65%) is 50

2 RCA 1851 Vacuum Tubes Valves Industrial Version Lot Of Two Triode 2A3 Drawer new in box Amperex 6EA7These two industrial grade RCA 1851 pentodes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 35 and 44 where minimum (65%) is 25 and 100% is 38. 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 HAVE ANY QUESTIONS. 1.