I work for the GIS department of an engineering consultant that does in-house work and our own contracting. We upgraded to a sub-cm(they say) external GPS receiver that connects to an iPad with the hopes that a- we could bypass the middle steps of setting up, collecting, post-processing, exporting to SHP b- improve the sub-meter capablities of our Trimble GPS units. Finding out that Collector didn't collect X,Y was somewhat baffling, though easily corrected with the Add X/Y command. Z value's from GPS receivers isn't as accurate as their hortizontal X/Y partners, but would be nice to have, especially with how fast technology is moving.
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