Matched Pair Ken-Rad 6K6 6K6GT Vacuum Tubes Black Glass January 30 2026 mesh plate tubes tested 20

mesh plate tubes tested 20

I have played this tube in my Bottlehead Crack headphone amplifier and it sounds excellent

It has copper support rods

58 and 60 where minimum (65%) is 40 and 100% is 62

Matched Pair Ken-Rad 6K6 6K6GT Vacuum Tubes Black Glass January 30 2026 mesh plate tubes tested 20This matched pair of Ken Rad 6K6 6K6GT tubes was tested on our Maxi Matcher 2 with 325 volts on the plates and a bias of 36 volts for shorts, gas, plate current and transconductance. There were no shorts or gas. Tube One measured 1770 micromhos, 23. 8 milliamps' plate current. Tube Two measured 1750 23. 9. New nominal is within one standard deviation of 1900. These tubes have copper support rods; rectangular mica spacers; black and silver bottles and