[aprssig] TAPR Differential GPS Reference Station

Steve Dimse steve at dimse.com
Tue Apr 21 19:39:26 EDT 2009

On Apr 21, 2009, at 2:16 PM, Boyd Prestwood K5YKG wrote:

> However it was my understanding that the site from which the Ref  
> Station transmitted had to be surveyed for "exact" coordinates

The TAC-2 software performed a 24 hour integration of position, this  
was found to produce a very accurate position. Surveys were not  
necessary. Otherwise, my recollections match with yours.

Steve K4HG

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