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

Tube One measured 43 while Tube Two measured 58 were minimum (65%) is 36 and 100% is 55

I have played them in my Radio Craftsmen RC-2 monoblocks and they sound great

It has dual O getters

Tubes Three and Four measured 1100 and 1150

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