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Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes EP Dutton New York Transconductance: 1492 / 1460 (New
Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes EP Dutton New York Transconductance: 1492 / 1460 (New
$23.50
Description
Transconductance: 1492 / 1460 (New is approximately 1450)
This GE 7716 tested to spec on our Paul Hart-calibrated TV7/U
The selections are as follows: Bravour
28/27 and 33/26 where minimum (65%) is 18/18
89/69 and 105/105
Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes EP Dutton New York Transconductance: 1492 / 1460 (NewThis 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 61 60 while Tube Two measured 63 65 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
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