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'[OT] GPS Module'
Some time back there was talk about an inexpensive GPS module avalibe
has anyone got the link to the supplier?.
I have little expereance with GPS's, what is the usual resolution of them?
eg, how accurate are they, down to the mm, foot, meter?
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At 11:40 AM 3/8/00 +1300, Andrew Hooper wrote:
>Some time back there was talk about an inexpensive GPS module avalibe
>has anyone got the link to the supplier?.
>I have little expereance with GPS's, what is the usual resolution of them?
>eg, how accurate are they, down to the mm, foot, meter?
Think in terms of about 30 meters or so, on average, can be worse.
They are useless indoors.
I use mine for a ham radio application called APRS (http://www.aprs.net) , as
well as for business travel. A moment to translate the address to GPS
coords, then just drive.
My normal mode is a 600-ish mile drive, and it brings me usually into the
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<x-flowed>Specs are more like 50-100 m accuracy for run-of-the-mill units, at least
while the satellite signal is intentionally tainted by the gov.
Differential units that also listen to a ground station as a reference
signal get a bit better, but you aren't going to get accuracies of better
than several meters...certainly not feet or mm.
At 05:40 PM 3/7/00 , you wrote:
James R. Cunningham
Depends on how long you occupy the station. Surveying gps units do quite well,
but take a while about it.
Kris Wilk wrote:
> , but you aren't going to get accuracies of better
> than several meters...certainly not feet or mm.
YOu ought to get teh DeLorme software - you can skip the "put into GPS coords"
and just go to the street address.
My wife has used it to find faster routes from here to her mother's house.
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