[FOSS-GPS] High accuracy positioning with low cost GPS devices:a FOSS project

[John Morris]

>> The other inexpensive receiver is Thales AC-12. This one provides
>> carrier phase within a couple mm. My understanding it is the same GPS
engine
>> which is used in the Promark II for doing single frequency RTK.

>I just phoned Navtechgps.com and they have the development kit for the
>Magellan AC12 for $995


The AC12 "OEM modules" are reasonably priced. I purchased a pair from
Navtech for $170 apiece. You have to do some soldering, but it's
straightforward.

Here's a picture: http://www.precision-gps.org/ThalesAC12.htm