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[aprssig] APRS resolution

Steve Noskowicz noskosteve at yahoo.com
Mon Oct 1 03:26:18 UTC 2007



I'm no expert on GPS, but what about the random wander
of GPS.  Does this level of accuracy need differential
GPS with a local GPS reference transmitter?

73, Steve, K9DCI


--- Andrew Rich <vk4tec at people.net.au> wrote:

> I just did some tests, I worked out that APRS
> uncompressed gives you about
> 15 meters resolution.
> 
> I also made a tracker output data that gave me 30 cm
> resolution.
> 
> As for accuracy ....well
> 
> 
>
----------------------------------------------------------------------------
> Andrew Rich VK4TEC
> vk4tec at people.net.au
> http://www.tech-software.net
> 
> 
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