Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes NOS NIB 35 Thirtyfive Tube One measured 57/58 while

Tube One measured 57/58 while Tube Two measured 58/58

Transconductance measured an outstanding 92/93 for Tube One and 94/93 for Tube Two where minimum (65%) is 50/50 and 100% is 77/77

Charles Treger and Charles Wadsworth

engraved/stamped base

They measured 86/82

Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes NOS NIB 35 Thirtyfive Tube One measured 57/58 whileThis new old stock, new in box 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 75 75 while Tube Two measured 77 75 where minimum (65%) is 50 50 and 100% is 77 77. These tubes have steel support rods; ladder plates and side D getters. I played them with adapters (not included) in my Radio Craftsmen RC 2 monoblocks