The "solution" is for the K3 to just tell the KAT500 what frequency it is on. We have all this Elecraft equipment connected together but a lack of "communication" between them is the problem. Keith -- View this message in context: http://elecraft.365791.n2.nabble.com/K3-to-KAT500-tp7583270p7583398.html Sent from the Elecraft mailing list archive at Nabble.com.