Precision GPS Videos
General Videos
Even if you are an experienced GIS,
Mapping or Survey user you may have some questions about the
realities of precision GPS real-world use:
- Grid vs. Ground Measurements
- U.S. Survey Feet vs.
International Feet
- Reference Frames vs. Datum:
WGS84, NAD83, NAD83-CORS96, NAD83-2011, ITRF2000...
- Best Practices for Collecting
Data in the Field
- Ellipsoid vs. Orthometric
Elevations: Hey! My GPS always reads elevations that are 100
feet off
These videos may help you
sort out these questions. Here is a recommended viewing list:
OPUS-RS
Windows Mobile Device Center (WMDC)
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