8 Sylvania 6CG7 6FQ7 Vacuum Tubes Lot Of Eight 5750 Septal T22 hydrofluoric acid-etched GE provenance dots

hydrofluoric acid-etched GE provenance dots and excellent flashing

I am playing it in my Musical Paradise as I write MP-301 and it sounds excellent

I have played it in my Musical Paradise 301 MK 3 and it sounds excellent -- airy with excellent dynamics and signal bandwidth

These nine new old stock

They have chamfered top O getters

8 Sylvania 6CG7 6FQ7 Vacuum Tubes Lot Of Eight 5750 Septal T22 hydrofluoric acid-etched GE provenance dotsThis lot of eight 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: 32 46, 45 64, 53 72, 56 32, 58 53, 59 36, 60 40 and 64 50 where minimum (65%) is 50 50 and 100% is 77 77. These are truce 6CG7s with shields between the triodes for reduced cross talkt. They have narrow gray plates and O getters. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES.