Matched Pair RCA 6CG7 / 6FQ7 Vacuum Tubes Valves With Shields And Anode Radiators NOS-Testing Lyre Harp Getters I just cleaned this LP

I just cleaned this LP on my VPI 16

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

Sorry about the boxes

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 I just cleaned this LPThis 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