Matched Pair General Electric GE 6FQ7 / 6CG7 Vacuum Tubes Valves NOS NIB Copper Support Rods Top Filaments October 28 2024 but still usable especially in

but still usable especially in experimental situations where the tube might be damaged -- on our Paul Hart-calibrated TV7/U

I just cleaned this double album on my VPI 16

60 and 63 where minimum (65%) is 40 and 100% is 62

It has dual O getters

Matched Pair General Electric GE 6FQ7 / 6CG7 Vacuum Tubes Valves NOS NIB Copper Support Rods Top Filaments October 28 2024 but still usable especially inThis new old stock, new in box (For Tube Two) matched pair of GE 6FQ7 6CG7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 74 74 while Tube Two measured 75 75 where minimum (65%) is 50 50 and 100% is 77 77. These tubes have copper support rods; top O getters, gray ladder plates; top filaments for a nice light show (please see Picture Four); three horizontal