Tag Archives: gps
NOAA’s New Geodetic Datum
Replacing NAD 83 and NAVD 88 have been in the works for a long time; now the change is getting near
The Enduring Technology of Digital Levels – Part One
For nearly three decades, the foundational technology and design of precision levels for surveying has not changed much. It has not had to. Sometimes, when something is done right the best course is to stick with it.
GPS Finds Its Way into the Future
As the pioneering satnav program celebrates half a century of success, it must overcome setbacks to its modernization plans in order to pull off a new era of global PNT leadership
What’s Inside Your GNSS Rover? Part 3
The third and final installment of a look at the inner workings of high-precision surveying rovers. In parts one and two, which appeared in the two previous issues, we focused on antennas, amplification, housing, channels, boards, and gates. This installment continues with signal matching, positioning engines, and additional components. Matching Signals To distill the observed...
Why Opus Projects? Part 2 of 2
OPUS Projects Streamlines Submitting GPS Surveys to National Geodetic Survey By Philippe Hensel with Dan Gillins, Dan Martin and Julie Prusky “Texas Special Reference Center (TSRC) of Conrad Blucher Institute is leading the efforts toward modernization of the horizontal and vertical datums in the State of Texas, particularly in the subsidence zone in southeast Texas....
xyHt Digital Magazine: October 2023
xyHt magazine’s October issue goes inside the GNSS rover to see exactly what’s in it and reveal how the technology works its magic. As always, if you don’t have a subscription to our print edition, or if someone else in the office has snaffled your copy, don’t fret, here is the digital edition. Click here or...
