Ron, CocoModem works great. There's no need for an external sound card device; I have used an external USB sound card, iMic, which works no better nor worse than the iMac built-in sound card.
Also, see http://machamradio.com/, which has links to a number of other Mac ham radio applications. Barry, K8LEF ______________________________________________________________ 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