Westinghouse 6X5 6X5GT Vacuum Tube Valve Metal Base Rectifier NOS-Testing Hardcover Press clear bottle 50L6GT tubes was

clear bottle 50L6GT tubes was tested on our Paul Hart-calibrated TV7/U for shorts

This pressing has light surface noise audible in quiet passages and barely audible in voice-level passages

This new old stock-testing RCA clear top

These four GE 3AW2A tubes tested to spec on our Paul Hart-calibrated TV7/U

This lot of two National Union type 85 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Westinghouse 6X5 6X5GT Vacuum Tube Valve Metal Base Rectifier NOS-Testing Hardcover Press clear bottle 50L6GT tubes wasThis new old stock testing Westinghouse 6X5GT rectifier tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 68 68 where minimum (65%) is 40 40 and 100% is 62 62. This tube has metal base; shiny, dark gray plates and a bottom dimpled sheet getter. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO"