3 Westinghouse Black Plate 6CG7 6FQ7 Vacuum Tubes With Shields Lot Of Three Facades Suites respectively

respectively

I am playing it in Bottlehead Crack headphone amplifier as a 12AU7 substitute and it sounds fine

These six new old stock

new in box CBS-Hytron 12BZ7 tube tested to spec on our TV7/U

5 record cleaner and then played it on my Rega Planar 3

3 Westinghouse Black Plate 6CG7 6FQ7 Vacuum Tubes With Shields Lot Of Three Facades Suites respectivelyThis trio of Westinghouse black plate 6CG7 6FQ7 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: 66 65, 72 76 and 92 90 where minimum (65%) is 50 50 and 100% is 77 77 These tubes have copper support rods; top, harp shaped getters and shields between the triodes for reduced cross talk. I have played them with adapters (not included) in my Radio