4 RCA 6FQ7 / 6CG7 Vacuum Tubes Lot Of Four Sleeve of Five 5 Tube Nine: 40/2460 and

Tube Nine: 40/2460 and

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

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

These five milspec Ken-Rad 12SR7 / VT-133 / JAN-CKR-12SR7 tubes tested to spec on our Paul Hart-calibrated TV-7/U

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

4 RCA 6FQ7 / 6CG7 Vacuum Tubes Lot Of Four Sleeve of Five 5 Tube Nine: 40/2460 andThis 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