Are you in test (mode button)? John KK9A chris grier Tue Mar 15 14:48:45 EDT 2016 HI I switched on my K3s today and there is no RF coming out of it when I press my Key I can hear that the pre driver is working by using another RX, Has this happened to anyone on the list, looks like the PA has stopped working.be fore I contact Elecraft thanks Chris