RCA Black Plate 6CG7 6FQ7 Vacuum Tube With Shields NOS NIB For Your Schiit 1629 Magic Eye 36 and 40 where minimum

36 and 40 where minimum (65%) is 33

The picture of the movement was taken before it was sent to be serviced

Transconductance was 1900 for Tube One and 1800 for Tube Two where new/nominal is within one standard deviation of 1900

5 milliamps' plate current and measured 2760 micromhos

RCA Black Plate 6CG7 6FQ7 Vacuum Tube With Shields NOS NIB For Your Schiit 1629 Magic Eye 36 and 40 where minimumThis new old stock, new in box RCA black plate 6CG7 6FQ7 dual triode was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 84 74 where minimum (65%) is 50 50 and 100% is 77 77. This tube has steel support rods; a dimpled D getter and matte black plates. There is a shield between the triodes for reduced cross talk. I have played it in my Schiit Vali 2 headphone amplifier and it