George, I suspect you have the RX antenna selected. Tap the RX ANT button. That is a per band selection. 73, Don W3FPR On 9/12/2018 9:53 PM, George Fremin III wrote: > > I turned on the K3 this morning and it is very deaf. hooking up and XG-3 to it shows it to be very deaf on ant 1 and ant 2. It seems to hear ok or maybe even normally on the RX any port. >