Alpha 5i Rover Base set Product Review
The South Alpha 5i Receiver
The Alpha 5i RTK GNSS Receiver delivers 2cm accuracy, IMU tilt compensation, and a 16 km UHF radio range, making it the ultimate GNSS receiver for land surveying and construction. Fast satellite acquisition and seamless performance ensure reliability and efficiency in the field. Ideal for professionals needing high-precision land surveying equipment and a GPS set for construction.
| ✅ Channels | 1116 |
| ✅ IMU Tilt Sensor | 60° |
| ✅ Internet Modem | 4G |
| ✅ UHF Radio | 410 – 470MHz |
| GPS | L1C/A, L1C, L2C, L2P, L5 |
| GLONASS | G1/G2/G3 |
| GALILEO | E1, E5a, E5b, ALTBOC, E6 |
| BEIDOU | B1I, B2I, B3I, B1C, B2a, B2b, ACEBOC |
The Ultimate GNSS Rover and Base Set for Land Surveying and Construction
The Alpha 5i rover and base set delivers unmatched performance for professionals seeking reliability, precision, and efficiency. Whether you’re engaged in land surveying or construction projects, this GPS set for construction and surveying ensures superior results every time.

Why Choose the Alpha 5i GNSS Rover and Base Set?
With the Alpha 5i GNSS rover and base set, achieving 2cm accuracy has never been easier. This cutting-edge system provides robust IMU tilt compensation, allowing you to collect precise data even on challenging terrain without having to level the pole manually.
Boost Your Productivity
Gone are the days of tedious setup and calibration. The Alpha 5i rover and base set quickly connects to satellites, reducing downtime and maximizing your field efficiency. Fast calculations combined with advanced GNSS technology ensure seamless performance.
Versatile GNSS Set for Construction and Land Surveying
Engineered specifically for demanding environments, this GNSS set for construction excels in both urban and remote areas. The integrated 16 km UHF radio enhances your connectivity range, allowing extensive surveys without compromising data quality or precision.
Compact Design and Easy Integration
The Alpha 5i rover and base set is compact yet powerful, making it the ideal land surveying set for easy transportation and rapid deployment. It integrates seamlessly into your existing workflow, making the transition effortless and enhancing your overall productivity.

Solve Common Surveying Struggles
Surveyors often face issues with accuracy, speed, and device connectivity. This GNSS rover and base set addresses these struggles head-on:
- Accuracy: Achieve consistent 2cm accuracy with advanced IMU tilt compensation.
- Speed: Rapid satellite acquisition means minimal waiting and maximum productivity.
- Connectivity: Reliable long-range radio ensures stable communication, even in challenging environments.
Comprehensive Accessories for Enhanced Versatility
The Alpha 5i rover and base set comes complete with all the essential accessories to maximize your efficiency and adaptability in the field:
- Alpha B55 Data Collector: The Alpha B55 data collector is a robust and reliable device for managing your survey data.
- DiMap Pro Surveying Software: The DiMap Pro is an intuitive software solution that streamlines your workflow and ensures precise results.
- Surveying Pole and Data Collector Bracket: For convenient and stable operation during surveys.
- Tripod, Tribrach, and Adapter: Ensures stability and accuracy for fixed-point measurements.
Customizable Accessories for Your Needs
This rover and base set is flexible to match your specific requirements. Prefer using a tablet instead of the included controller? Or need different software for your workflow? These accessories can be easily modified or upgraded to suit your preferences, ensuring the perfect fit for your projects.











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