Did you eliminate the idea it might of been RF? You might try it in place of your K3 for awhile to see if it acts up at your home station. 73, John N1JM K3 #2555 Arizona -- View this message in context: http://elecraft.365791.n2.nabble.com/SSB-net-announcement-tp6279368p6520407.html Sent from the Elecraft mailing list archive at Nabble.com.