Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes Valves

Matched Pair RCA 6FQ7 / 6CG7 Vacuum Tubes ValvesThis 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 66 53 while Tube Two measured 67 57 where minimum (65%) is 50 50. 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 and they sounded great even though they test

new in box National Union 7A5 tubes tested to spec on our Paul Hart-calibrated TV7/U

I am playing them in my Mini Mite 2013 and they sound great

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

5 milliamps Plate current draw: 21 milliamps

not included) in my AC-heated Alan Eaton single-ended 45 amplifier and they sound OK

These tubes are the equivalent of the Chinese / Russian 6J1 and 6J2

WE PROBABLY HAVE IT

IT IS YOUR RESPONSIBIILTY TO INTERACT WITH YOUR CUSTOMS AND POSTAL AUTHORITIES TO FIND THE PACKAGE

The bulk of the album is an 8

This tube has an acid-etched bottle

This tube has steel support rods

These tubes have gray coatings from the very tops to within 12 MM of the bases