Matched Pair Tung-Sol 6K6 6K6GT Vacuum Tubes Black Glass NOS-Testing May 07 2022 This new old stock-testing matched

This new old stock-testing matched pair of RCA 6BL7GTA dual triodes was tested on our TV7/U for shorts

These four new old stock

new in box Raytheon 12K5 tube tested to spec on our Paul Hart-calibrated TV7/U

THIS IS NOT AMAZON

Matched Pair Tung-Sol 6K6 6K6GT Vacuum Tubes Black Glass NOS-Testing May 07 2022 This new old stock-testing matchedThis matched pair of Tung Sol black glass 6K6GT tubes was tested on our Maxi Matcher tube tester with 325 volts on the plates and a bias of 36 volts. Tube One drew 21. 3 milliamps' plate current while Tube Two drew 23. Transconductance was 1890 for Tube One and 2000 for Tube Two where new nominal is within one standard deviation of 1900. As I write, I am playing them in my Mini Mite 2013 and they sound great. WE HAVE SCORES OF THOUSANDS OF VACUUM