Matched Pair General Electric GE 6FQ7 / 6CG7 Vacuum Tubes NOS NIB Copper Support Rods Top Filaments 3 12V6 Lot Of Three hexagonal top mica spacer

hexagonal top mica spacer

phi-shaped mica spacers

I just cleaned this LP on our VPI 16

These three RCA large logo 6F5s were tested on our Paul Hart-calibrated TV7/U for shorts

Matched Pair General Electric GE 6FQ7 / 6CG7 Vacuum Tubes NOS NIB Copper Support Rods Top Filaments 3 12V6 Lot Of Three hexagonal top mica spacerThis new old stock, new in box 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 72 74 while Tube Two (Zenith LABELED) measured 74 73 where minimum (65%) is 50 50 and 100% is 77 77. These tubes have copper support rods; top O getters, gray ladder plates; top filaments for a nice light show; three horizontal holes