CBS-Hytron 8CS7 Vacuum Tube Valve NOS NIB Compact Disk CD It has double

It has double

These eight Philco number / type 77 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

This RCA 24LQ6 tube tested 85 on our Paul Hart-calibrated TV7/U where minimum is 54 and new is 100

They have O getters

It measured 55/51 where minimum (65%) is 40/40 and 100% is 62/62

CBS-Hytron 8CS7 Vacuum Tube Valve NOS NIB Compact Disk CD It has doubleThis new old stock, new in box CBS Hytron 8CS7 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