Matched Pair General Electric GE 6FQ7 / 6CG7 Vacuum Tubes Copper Support Rods NOS NIB VT269 5 out of ten

5 out of ten

This tube tested above spec for plate current draw and below spec for transconductance

It has a dimpled

perfectly-matched pair of Sylvania 12B4A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

a dimple-sheet getter and outstanding flashing

Matched Pair General Electric GE 6FQ7 / 6CG7 Vacuum Tubes Copper Support Rods NOS NIB VT269 5 out of tenThis new old stock, new in box nearly perfectly matched pair of GE MANUFACTURED 6FQ7 6CG7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 76 74 while Tube Two (GE MANUFACTURED, ZENITH LABELED) measured 76 76 where minimum (65%) is 50 50 and 100% is 77 77. These tubes have copper support rods; top O getters, gray ladder plates; excellent flashing and three