[OSM-talk] GPS Accuracy under Forest Canopy

Apollinaris Schoell aschoell at gmail.com
Mon Aug 10 20:40:44 BST 2009


Garmin calls it high sensitivity but thats marketing .... Maybe better than
very old Garmin devices but much worse compared to a SiRF III
I have a new Hcx and compared multiple times.
Only 60, Oregon, Colorado use a SiRF III  and they are much better in
accuracy but drain batteries like crazy.
Still like the Hcx because it's smaller and battery life is very important
on long hikes.



On Mon, Aug 10, 2009 at 12:01 PM, Robert Scott <lists at humanleg.org.uk>wrote:

> On Monday 10 August 2009, Apollinaris Schoell wrote:
> > compared to a SiRF III powered the eTrex is pretty lame in accuracy.
> > but it uses less power and runs twice as long on a set of batteries
>
> You're thinking of an old eTrex. The new eTrexes (ones with an H in the
> name)
> have high sensitivity receivers, a sirfstar III or (usually) better.
>
>
> robert.
>
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