2 National Union NU 12K7 12K7G 12K7GT Vacuum Tubes Valves NOS NIB Lot Of Two February 10 2023 shields between triodes to eliminate

shields between triodes to eliminate crosstalk

This new old stock-testing matched pair of Ken-Rad 6V6GT output tubes was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volts for shorts

likely Tung-Sol-MANUFACTURED) measured 31 while Tube Two (no silkscreening 6AK5-LABELED

They measured 84/74 for Tube One and 87/73 for Tube Two where minimum (65%) is 57/57 and 100% is 88/88

IN PRACTICE THIS MEANS YOU TAKE ON THE RESPONSIBILITY FOR THE LOSS IF THE PACKAGE IS MARKED AS "IN TRANSIT" OR AS "DELIVERED

2 National Union NU 12K7 12K7G 12K7GT Vacuum Tubes Valves NOS NIB Lot Of Two February 10 2023 shields between triodes to eliminateThis lot of two (one 12K7G and one 12K7GT) National Union 12K7 tubes tested to spec on our Paul Hart calibrated TV7 U. 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 OF THE TUBES WE SELL ARE OVER 70 YEARS OLD. WE CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS THERE