3 Sylvania 7J7 Vacuum Tubes NOS NIB Lot Of Three Black Plate Tray 5P 79/77 where minimum (65%) is

79/77 where minimum (65%) is 50/50

I have played it in my Alan Eaton single-ended 45 amplifier (with adapters

side-D getters

new in box RCA milspec 5763 / JRC-5763 tubes tested to spec on our Paul Hart-calibrated TV7/U

102/83 and 102/86

3 Sylvania 7J7 Vacuum Tubes NOS NIB Lot Of Three Black Plate Tray 5P 79/77 where minimum (65%) isThese three Sylvania 7J7s tested to spec on our Paul Hart calibrated TV7 U. All were made by Sylvania, though two are labeled "Philco." 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 FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY