4 RCA 6FQ7 / 6CG7 Vacuum Tubes Lot Of Four Sleeve of Five 5 new in box Sylvania Gold

new in box Sylvania Gold Brand industrial 6AL5 / 5726 / 6097 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box matched pair of GE 12SN7GTA dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

This GE 11BT11 tube tested to spec on our Paul Hart-calibrated TV7/U

There were made by Sovtek's predecessor during The Cold War and

These tubes were made in the same factory and come from that cusp in time after the RCA buyout of Cunningham

4 RCA 6FQ7 / 6CG7 Vacuum Tubes Lot Of Four Sleeve of Five 5 new in box Sylvania GoldThis lot of four RCA 6FQ7 6CG7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measure as follows: 58 51, 72 65, 74 64 and 81 68 where minimum (65%) is 50 50 and 100% is 77 77 These tubes have steel support rods; side, D getters; tall, gray, ladder, plates and excellent flashing. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE