At 06:18 PM 4/27/01 +0200, Joan Ilari wrote:
>I have built a PIC-controlled rover. Now I need to give it
>some kind of moving capability. Does it make any sense to
>try to make it to find its location through a GPS ? I have
>looked in the Net for GPS accuracy and I have seen very
>different values, depending on the technology used. For
>systems using a stationary beacon besides the satellites,
>precisions of cms. can be achieved. Has anybody tested this ?
>Are low level commercial systems (that is, not too expensive
>ones) capable of this ?

You're talking DGPS, which is expensive.
Civilian GPS will get you to within maybe 10', and of course it only works
outdoors.

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