Wayne, Thanks for that suggestion - it worked!! One starts to wonder if there is any thing that this radio can't do!
73 -- Brian -- K1LI On Mon, Sep 28, 2009 at 5:58 PM, Wayne Burdick <n...@elecraft.com> wrote: > The K3 has a CONFIG menu entry called "AFSK TX". If you set it to "FIL > ON", a 400-Hz transmit-mode audio filter is inserted, centered around > the mark/space tones. This is only available when the rig is set for > AFSK A mode. It should be effective against low-frequency hum coming > in through the mic or LINE IN connectors. > > 73, > Wayne > N6KR > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html