3 Matsushita 8FQ7 / 8CG7 Vacuum Tubes Valves Copper Support Rods Lot Of Three Matched Pair 6BL7 new in box US-made 6AS8

new in box US-made 6AS8 tubes tested to spec on our Paul Hart-calibrated TV7/U

This new old stock-testing matched pair of Ken-Rad 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 RCA 5750 / 6BE6 tested to spec on our Paul Hart-calibrated TV7/U

new in box milspec GE 6C4 6C4WA triodes was tested on our Paul Hart-calibrated TV7/U for shorts

3 Matsushita 8FQ7 / 8CG7 Vacuum Tubes Valves Copper Support Rods Lot Of Three Matched Pair 6BL7 new in box US-made 6AS8This lot of three Matsushita 8FQ7 8CG7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measure as follows: 58 62, 64 66 and 70 70 where minimum (65%) is 50 50 and 100% is 77 77 These tubes have four shiny copper support rods; gray plates and excellent flashing. As I write, I am playing them in my Sound Craftsmen RC 2 monoblocks with at 6. 3 rather than 7. 5 volts with