4 Sylvania 6N7 Vacuum Tubes Shoulder ST Style Lot Of Four 6K5GT Grid Cap There is also a shield

There is also a shield between the triodes for reduced cross talk

This tube looks great

top mica spacer

Transconductance measured 41

new in box Sylvania 6AG7 tubes tested to spec on our Paul Hart-calibrated TV7/U

4 Sylvania 6N7 Vacuum Tubes Shoulder ST Style Lot Of Four 6K5GT Grid Cap There is also a shieldThis lot of four Sylvania MANUFACTURED 6N7 6N7G tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measure as follows: 40 42, 51 52, 55 57 and 57 62 respectively. They have old fashioned "Coke" bottle; black plates; beautiful, copious flashing and wire snubbers for increased rigidity for lowered microphonics. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE