This is a good question that I wondered about before. Here is a good
explanation as to why it is not possible:
http://gpsinformation.net/main/poordgps.htm
The Sunburned Surveyor
________________________________
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Stefan Keller
Sent: Wednesday, July 30, 2008 3:46 PM
To: [EMAIL PROTECTED]; geowanking@lists.burri.to
Subject: Re: [Geowanking] hme brewed low cost dgps exist?
Perhaps a search for [poor mans dgps] gives some help...
S.
2008/7/30 a d <[EMAIL PROTECTED]>
Has anyone constructed a DGPS set up with not too fancy gps recievers.
I have several garmin etrex and wanted to do this. I am looking to get
under 2 meter accuracy.
thx
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