Tung-Sol 7Y4 Vacuum Tube NOS NIB Strauss Dance Of It measured 40 where minimum

It measured 40 where minimum (65%) is 31

a round mica spacers and gray plates

where minimum (65%) is 25/25 and 100% is 38

balanced sections

Side Four is more like a 6

Tung-Sol 7Y4 Vacuum Tube NOS NIB Strauss Dance Of It measured 40 where minimumThis new old stock, new in box Tung Sol 7Y4 tube tested to spec on our Paul Hart calibrated TV7 U. 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