5 US-Made 6AV5 6AV5GT Vacuum Tubes Valves Lot Of Five April 29 2022 new in box RCA 6CG8A

new in box RCA 6CG8A tubes tested to spec on our Paul Hart-calibrated TV7/U

This matched pair of Hytron black glass 6V6GT output tubes was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volts for shorts

" Tube one has a brown base and 59-43 date codes while Tube Two has 1-17 date codes and a black base

They measured 86/82

5 US-Made 6AV5 6AV5GT Vacuum Tubes Valves Lot Of Five April 29 2022 new in box RCA 6CG8AThis lot of five US made 6AV5GT tubes were tested for shorts, gas and transconductance on our Paul Hart calibrated TV7 U as well as a Hickok and a Superior. The Superior tested tube measured "low to medium good; The Hickok tested 6AV5 tested 4200 micromhos where new nominal is 3900; The TV7 tubes measured 60, 64 and 70 where minimum (65%) is 49. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY