Tung-Sol 6F6 6F6G Vacuum Tube ST Shoulder Shape NOS-Testing 7B4 NOS NIB steel snubbers for lowered microphonics

steel snubbers for lowered microphonics

This lot of five US-made black plate

Tube Two measured 1650/20

Transconductance was 2810 micromhos for Tube One and 2900 for Tube Two

new in box Philco 12BA7 tubes tested to spec on our Paul Hart-calibrated TV7/U

Tung-Sol 6F6 6F6G Vacuum Tube ST Shoulder Shape NOS-Testing 7B4 NOS NIB steel snubbers for lowered microphonicsThis NOS testing Tung Sol 6F6G output tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 75 where minimum (65%) is 50 and 100% is 77. 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" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF