Hello, just for a test: declare the 6kHz filter (if installed) to be a 2.8 kHz filter (FLx BW) and then set FLTX SB to that filter. Enjoy the great TX-sound ! 73 Michael -- View this message in context: http://www.nabble.com/Transmit-through-AM-Filter-tp18128573p18128573.html Sent from the Elecraft mailing list archive at Nabble.com.