Matched Pair RCA 6CG7 / 6FQ7 Vacuum Tubes Valves With Shields And Anode Radiators NOS-Testing Lyre Harp Getters new in box milspec RCA

new in box milspec RCA JRC-1L4 / 1L4 tubes tested to spec on our Paul Hart-calibrated TV7/U

copper support rods and a tU4 B8A2 date/provenance code

new in box (For Tube One) matched pair of GE-MANUFACTURED 6BL7GTA dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

There were no shorts or gas and it measured 40/30 where minimum (65%) is 32/32 and 100% is 49/49

This new-looking Baird Atomic GS10C/S CV2325 Dekatron counting tube looks new

Matched Pair RCA 6CG7 / 6FQ7 Vacuum Tubes Valves With Shields And Anode Radiators NOS-Testing Lyre Harp Getters new in box milspec RCAThis new old stock testing matched pair of RCA Hazy Top 6CG7 6FQ7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and transconductance measured as follows: Tube One: 72 78 Tube Two: 76 77 Bogey: Minimum (65%) is 50 50; 100% is 77 77 Physical Characteristics: Bases: N A Bottles: tall Date Codes: none EIA Factory Codes: none Getters: mid bottle, D Flashing Quality: excellent