6 RCA Radiotron 12SH7 Vacuum Tubes NOS NIB Lot Of Six April 22 2022 This Korean War-vintage tube has

This Korean War-vintage tube has US Army Signal Corps SC 402 contract codes and 1-44 date codes

new in box Sylvania 12JT6A tube tested to spec on our Paul Hart-calibrated TV7/U

new in box Sylvania 14C7 tubes tested to spec on our Paul Hart-calibrated TV7/U

Sperry-BRANDED (SPL) 6V6GT output tubes was tested on our Maxi-Matcher 2 in Real World conditions with 400 volts on the plates and a bias of -36 volts for shorts

6 RCA Radiotron 12SH7 Vacuum Tubes NOS NIB Lot Of Six April 22 2022 This Korean War-vintage tube hasThis lot of six new old stock, new in box RCA Radiotron 12SH7 tubes 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