3 RCA 12SC7 Vacuum Tubes Valves Lot Of Three December 11 2021 This pair of National Union

This  pair of National Union black plate 45 output triode was tested on our Paul Hart-calibrated TV7/U for shorts

This is a very-well-preserved LP

ETSY DOES NOT HAVE A SYSTEM IN PLACE FOR THAT YET

Tube Two: 35

3 RCA 12SC7 Vacuum Tubes Valves Lot Of Three December 11 2021 This pair of National UnionThis lot of three RCA 12SC7 tubes tested as follows on our Paul Hart calibrated TV7 U: 26 26, 30 31 and 34 34 where minimum (65%) is 25 25 is 39 39. 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