RCA Clear Top 6CG7 6FQ7 Vacuum Tube Valve With Shields NOS NIB For Your Schiit September 04 2025 new in box (for Tube

new in box (for Tube Two) GE 12SN7GT dual triodes was tested on our Jackson 648 Mutual Conductance tester for shorts

These five Zenith 17JZ8 tubes tested to spec on our Paul Hart-calibrated TV7/U

These tubes have steel support rods and top

(New US-made 6V6s typically test with plate current from the mid-teens to mid-thirties with transconductance from 2300 micromhos or so

THERE ISN'T

RCA Clear Top 6CG7 6FQ7 Vacuum Tube Valve With Shields NOS NIB For Your Schiit September 04 2025 new in box (for TubeThis new old stock testing, nearly perfectly balanced RCA clear top 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 82 where minimum (65%) is 50 50 and 100% is 77 77. This tube has steel support rods; a side D getter; a clear top with gray plates and excellent flashing. There is a shield between the triodes for reduced cross talk. I have played it in