Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes Valves 12W6GT Octal Tube One measured 54 while

Tube One measured 54 while Tube Two also measured 54

They measured 34

This hardcover book is in very good condition and comes from a non-smoking household

5 standard deviations of 3600 micromhos and tend to be rather erratic readings-wise like their 12AT7 cousins)

These five GE 1A7GT tubes tested to spec on our Paul Hart-calibrated TV-7/U

Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes Valves 12W6GT Octal Tube One measured 54 whileThis matched pair of RCA 6FQ7 6CG7 dual triodes was tested on our TV7 U for shorts, gas and transconductance. There were no shorts or gas and their readings are as follows: Tube One measured 63 67 while Tube Two measured 66 66 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 Radio Craftsmen RC 2