[aprssig] DGPS?

Jack Cavanagh cjcav at earthlink.net
Mon Apr 7 17:28:11 EDT 2008

Dave Wilson, AC4IU  has put together a thorough discussion and experimental observations of GPS 
accuracy and improvements with DGPS and averaging.


Dave even paid to have his backyard surveyed to establish his personal benchmark for determining 

Jack, KB4XF

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