Amperex 6EA7 6EM7 Vacuum Tube Valve NOS NIB T15 T55 Tube One measured 17

Tube One measured 17

These two photomultiplier tubes could not be tested and are sold as-is

Date Codes: 1-43 and NK

Transconductance readings are 46

Amperex 6EA7 6EM7 Vacuum Tube Valve NOS NIB T15 T55 Tube One measured 17This new old stock, new in box Amperex 6EA7 6EM7 tube tested to spec on our Paul Hart calibrated TV7 U tube tester. 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