5 US-Made 6AV5 6AV5GT Vacuum Tubes Valves Lot Of Five April 29 2022 This matched pair of Hytron

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

new in box US-made 6CY5 tubes tested to spec on our Paul Hart-calibrated TV7/U

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

This matched pair of new old stock-testing General Electric / GE 12SN7 12SN7GTA dual triodes was tested on our Jackson 648 Mutual Conductance tester for shorts

5 US-Made 6AV5 6AV5GT Vacuum Tubes Valves Lot Of Five April 29 2022 This matched pair of HytronThis 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