Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes Valves 6AX8 Dynakit 51/52 and and 52/50 Minimum

51/52 and and 52/50 Minimum (65%) is 40/40 and 100% is 62/62

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new in box Mullard-MANUFACTURED

Tube One measured 30 while Tube Two measured 32 where minimum (65%) is 22 and 100% is 49

Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes Valves 6AX8 Dynakit 51/52 and and 52/50 MinimumThis matched pair of RCA 6FQ7 6CG7 dual triodes was tested on our TV7 for shorts, gas and transconductance. There were no shorts or gas and their readings are as follows: Tube One measured 62 72 while Tube Two measured 70 63 where minimum (65%) is 50 50 and 100% is 77 77. These tubes have steel support rods; ladder plates; side D getters and excellent flashing. As I write, I am playing them with adapters (not included) in my Alan Eaton single ended 45