2 Sylvania 50X6 Vacuum Tubes NOS NIB Lot Of Two 35Z5GT This RCA Cunningham 6C6 tested

This RCA Cunningham 6C6 tested at 38 on our Paul Hart-calibrated TV7/U where minimum (65%) is 31

It has a large-D getter

Detector and First Audio 12AV6

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

2 Sylvania 50X6 Vacuum Tubes NOS NIB Lot Of Two 35Z5GT This RCA Cunningham 6C6 testedThere 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