Matched Pair Tung-Sol 12SL7 12SL7GT Vacuum Tubes Valves NOS NIB 1X2B This lot of nine new

This lot of nine new old stock

This perfectly-matched pair of RCA gray plate 5763 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

BECAUSE OF THE BIZARRE

32 and 35 on our Paul Hart-calibrated TV7/U where minimum (65%) is 25

harp getter with sheet) measured 44 while Tube Two (12B4A

Matched Pair Tung-Sol 12SL7 12SL7GT Vacuum Tubes Valves NOS NIB 1X2B This lot of nine newThis new old stock, new in box matched pair of Tung Sol 12SL7 12SL7GT dual triodes was tested on our Pau Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 40 40 for Tube One and 42 46 for Tube Two where minimum (65%) is 32 32. These tubes have beautiful flashing, top, harp getters, crenalated mica spacers and gray, ladder plates. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT