Just checked supply. Fuse looks good and while I can't measure voltage under load, it is putting out 12v as my keyer came to life and greeted me! Gary W7TEA. ----- 73, Gary W7TEA K3 #1001, #5763 -- View this message in context: http://elecraft.365791.n2.nabble.com/K3-suddenly-dies-tp7579305p7579320.html Sent from the Elecraft mailing list archive at Nabble.com.