On Thu, Apr 24, 2008 at 3:40 PM, Andy Robinson (blackadder) < [EMAIL PROTECTED]> wrote:
> Jeffrey Martin wrote: > >Sent: 24 April 2008 10:50 PM > >To: David Earl > >Cc: talk@openstreetmap.org > >Subject: Re: [OSM-talk] GPS recommendations > > > > > >I bought a Garmin HCx Vista. Does the "high sensitivity" mean > >that it's better than other receivers or that they are just now > >catching up to other receivers? > > It should mean that its better than the sirf star II chipsets which you > find > in many older devices but its not as far as I am aware the sirf star III > chipset that everyone raves about. I've not seen any comparison between the > sirf star III and the chipset used by Garmin in their "H" devices. > > Cheers > > Andy > The Garmin eTrex H series use a MediaTek chipset. I've seen a few comparisons with the Sirf Star III, such as this one: http://gpstracklog.typepad.com/gps_tracklog/2007/08/mediatek-gps-ch.html Generally the conclusions from the reviews I've read are that the MediaTek performs equal to if not better in some cases than the Sirf Star III chipset. Karl
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