Matched Pair Tung-Sol 6K6 6K6GT Vacuum Tubes Black Glass Philco 1D8 1D8GT 5 record cleaner and then

5 record cleaner and then played it on our Rega Planar Three

This beautiful

new in box GE 10JA5 tubes tested to spec on our Paul Hart-calibrated TV7/U

a lyre getter black plates and excellent flashing

It sounds fine with an occasional pop and tick

Matched Pair Tung-Sol 6K6 6K6GT Vacuum Tubes Black Glass Philco 1D8 1D8GT 5 record cleaner and thenThis 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 26. 6 milliamps' plate current while Tube Two drew 27. 6. Transconductance was 1900 for Tube One and 1800 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