Allen Associates News, Products and Specials

The ideal solution for surveyors that need proven, straightforward GPS technology that performs under the most rigorous conditions, the Trimble R4 with Trimble Digital Fieldbook software delivers when every point counts.

Surveyors around the world depend on Trimble to deliver every time.

With over 25 years of GNSS leadership, Trimble GNSS solutions are established in the industry to provide the characteristics that surveyors appreciate every day on the job – accuracy, stability, and rugged dependability.

A Complete GPS System

Lightweight, ergonomic and cable-free, the Trimble® R4 GPS system with Trimble Digital Fieldbook™ software provides the ease of use of an integrated receiver with the rugged reliability of the popular Trimble Recon® controller.

Couple the easy-to-learn Trimble Digital Fieldbook with Trimble’s powerful GNSS and optical data processing and analysis software, Trimble Business Center (optional) to complete the system Founded on proven Trimble GPS technology, the Trimble R4 RTK system comes standard with GPS L1 and L2 with an upgrade available to GLONASS

The dual-frequency antenna enhances tracking capacity and delivers sub-millimeter phase center stability, for precise results in demanding conditions Internally powered with removable batteries, this system provides 11 hours of uninterrupted field operation.

VRS Rover, RTK Rover or Field Base Station

Use as a lightweight rover for static surveying or RTK The Trimble R4 with Trimble Digital Fieldbook is also completely compatible with Trimble VRS™ solutions, creating an attractive VRS rover for use inside real-time networks.

With built-in 450 MHz receive radio or an external cellular modem, this system can be adapted to meet a variety of needs.

As a base station, The Trimble R4 with the integrated UHF transmit option is rugged, weather resistant and compatible with a range of radio solutions

Trimble solutions for broader horizons

Designed to bring the Trimble experience to more surveyors, the Trimble R4 with Trimble Digital Fieldbook system helps shorten training time and simplify data collection.

As your business needs grow and change, leverage the workflows and software knowledge your crew has developed with Trimble Digital Fieldbook software as you move up to the advanced capabilities of Trimble Survey Controller™ software.

With Trimble’s extensive global network of highly qualified training, support and service teams, you can be certain that Trimble and our partners will be there for you Trimble solutions make surveying easy today and position your team for a future of growth.