RCA 843 USN-CRC-843 Milspec Vacuum Tube Top 12 Hits 1970 This historical recording sounds pretty

This historical recording sounds pretty good

This matched pair of new old stock-testing General Electric / GE 12SN7 12SN7GTA dual triodes was tested on our Jackson 648 Mutual Conductance tester for shorts

ladder plates

There are no technical faults with this pressing and any faults come from the source -- 78 records in this case

This RCA 6HJ5 tube tested to spec on our Paul Hart-calibrated TV7/U

RCA 843 USN-CRC-843 Milspec Vacuum Tube Top 12 Hits 1970 This historical recording sounds prettyThis milspec RCA 843 USN CRC 843 tube was tested our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 57 where minimum (65%) is 42 and 100% is 88. It has a large D getter; an anode radiator for cooler operation and longer tube life and a banded, round top mica spacer with wire snubbers. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY