General Electric GE 25C5 Vacuum Tube Valve NOS NIB May 07 2022 it has a top D

it has a top D getter: a micanol base for resistance to heat

Transconductance measured 62 for Tube One and 64 for Tube Two where minimum (65%) is 40

24 and 24 where minimum (65%) is 25 and 100% is 38

There were no shorts or gas and it measured / where minimum (65%) is 40/40 and 100% is 62/62

General Electric GE 25C5 Vacuum Tube Valve NOS NIB May 07 2022 it has a top DThis new old stock, new in box GE 25C5 tube 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 IN