6 Sylvania 6BQ6 6BQ6GT 6CU6 Vacuum NOS NIB Lot Of Six Telefunken NOS NIB This milspec (US Navy) Ken-Rad

This milspec (US Navy) Ken-Rad CKR-78 / type 78 tube tested to spec on our Paul Hart-calibrated TV7/U

These four RCA 7551 tubes tested as follows on our Paul Hart-calibrated TV7/U:

new in box

new in box US-made 12K5 tubes tested to spec on our Paul Hart-calibrated TV7/U

6 Sylvania 6BQ6 6BQ6GT 6CU6 Vacuum NOS NIB Lot Of Six Telefunken NOS NIB This milspec (US Navy) Ken-RadThis lot of six new old stock, new in box Sylvania 6BQ6 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 COVERS