United Transformer Company DOT-45 1K To 1.25K Interstage Center-Tapped Transformer NOS NIB 5Z4 Rectifiers These four US-made 12SC7 tubes

These four US-made 12SC7 tubes tested as follows on our Paul Hart-calibrated TV7/U:

I am playing them in my Sound Craftsmen RC-2 monoblocks with at 6

Two of these tubes are available initially in this Dutch Auction

EIA Factory Codes: none

United Transformer Company DOT-45 1K To 1.25K Interstage Center-Tapped Transformer NOS NIB 5Z4 Rectifiers These four US-made 12SC7 tubesThis new old stock, new in box DOT 45 1K To 1. 25K center tapped interstage transformers is sold as is as I have no means of testing it. Please see the final picture to read about its full details. WE HAVE THOUSANDS OF VINTAGE ELECTRONIC ITEMS. 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