The Signalink is noisy and the VOX is not needed because you can use the KX3 VOX.
I highly recommend reading K9YC’s short paper on audio interfacing. He knows more about this stuff than I ever will. http://audiosystemsgroup.com/USB_Interfaces.pdf wunder K6WRU CM87wj http://observer.wunderwood.org/ On Dec 18, 2014, at 6:19 PM, Ken <[email protected]> wrote: > >> On Dec 18, 2014, at 8:56 PM, Chris Hallinan <[email protected]> wrote: >> >> From some reading, I've heard that an external interface isn't required for >> the digital modes? Not sure about that. Wonder what others are using for >> external interface for digital modes? I had a SignalLink USB at one point >> and it worked quite well. > > > Chris, > > One can, at least in theory, get by with feeding the audio directly between > the K3 and the computer. However, from what I’ve read, adjustment is very > sensistive and it is more susceptible to hum , RF pickup, etc. And you have > to deal with how your computer handles the audio (mixers, audio enhancement, > etc.) The SignaLink is a good, simple, reliable interface, well worth it > IMO. > > Have fun and good luck with your construction. > > Ken WA8JXM > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]

