The Trimble® R3 GPS system is a complete L1 GPS postprocessed solution from the industry leader in GPS surveying technology. Combining an L1 GPS receiver and antenna, rugged handheld controller, and easy-to-use field and office software, the Trimble R3 system brings precise subcentimeter control to your site, establishes new localized control, and collects topographic data. The system operates without line-of-sight between points, and it can operate day or night in any weather.

The Trimble R3 GPS System offers:
-A unique form factor that works as hard as you do
-Familiar, easy-to-use software in the field and office
-A total surveying solution for L1 GPS

From the field to the office, every component of the Trimble R3 GPS system works together. The system comprises:
-A survey-grade L1 GPS receiver integrated with the popular Trimble Recon™ controller
-Trimble® Digital Fieldbook™ field software
-Trimble A3 L1 GPS receiver
-Trimble Business Center office software - L1 Postprocessing module