2 Sylvania 50X6 Vacuum Tubes NOS NIB Lot Of Two 35Z5GT I have played it in

I have played it in my Musical Paradise 301 MK 3 with an adapter (not included) as a 6SJ7 substitute and it sounds excellent -- airy with excellent dynamics and signal bandwidth

new in box milspec 6H6 tubes tested to spec on our Paul Hart-calibrated TV7/U

It has a large-D getter

1 milliamps' plate current / 1220 micromhos

This new old stock-testing Silvertone round plate type 56 triode was tested on our Paul Hart-calibrated TV7 for shorts

2 Sylvania 50X6 Vacuum Tubes NOS NIB Lot Of Two 35Z5GT I have played it inThere are two new old stock, new in box Sylvania 50X6 tubes in this lot. 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 PURCHASE PROTECTION COVERS ITEMS UP TO $250 IN VALUE. IF AN ITEM IS