On Thu, May 26, 2011 at 7:48 PM, Nathan Sims <[email protected]> wrote:
> Does anyone have recommendations for a good USB GPS dongle that return NMEA > strings? I've tried numerous GlobalSat units; they're cheap and lousy, rarely > holding lock, and just sitting in one place return changing coordinates and > garbage NMEA strings. Plus, they update only once/second. The only > alternatives I've been able to find are the ones made by/for Microsoft > (Pharos, etc), which won't work on OSX, as far as I can tell. What is you application? GPS is used for time and/or location and some units are good for one and not the other. USB is problematic for time as the protocol has latency problems. GPS on ships has to deal with rapid changes in attitude, but slowly changing position. -- George N. White III <[email protected]> Head of St. Margarets Bay, Nova Scotia _______________________________________________ MacOSX-talk mailing list [email protected] http://www.omnigroup.com/mailman/listinfo/macosx-talk
