Confused between GNSS, DGPS, and RTK GPS? This practical guide helps engineers choose the right GPS for surveying based on accuracy needs, b
If you have ever tried selecting a GPS for surveying, you already know it’s not as simple as it sounds. There are too many terms floating around: GNSS, DGPS, RTK, and each one claims better accuracy than the other. At the same time, budgets, timelines, and field conditions don’t always cooperate.
So the real question becomes: What do you actually need for your work?
