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

It measured 40 where minimum (65%) is 31

gray bottle type / number 41 tubes tested as follows on our Paul Hart-calibrated TV7/U:

I am playing them in my Musical Paradise MP-301 MK3 as I write and they sound excellent

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

Tubes Three and Four measured 73/70 and 75/72

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