dave_w0ru wrote > With the * > KAT500 * > in Standby, I can tune with the KAT500 just fine. That should read: With the *KPA500* in Standby, Dave w0ru -- View this message in context: http://elecraft.365791.n2.nabble.com/KAT500-Fault-tp7608563p7608580.html Sent from the Elecraft mailing list archive at Nabble.com.