Yes, if you're using rig control to read the VFO and such, it's better to use it for PTT control than to use the SignalLink's PTT. Leigh/WA5ZNU -- View this message in context: http://elecraft.365791.n2.nabble.com/K3-fldigi-problem-tp6341130p6342895.html Sent from the Elecraft mailing list archive at Nabble.com.