Alpha
Alpha 5i GNSS Rover Set – Long-Range RTK with 12km UHF Radio
The Alpha 5i GNSS Rover Set is a high-precision RTK system designed for professional surveying at a high level. Featuring a 1116-channel GNSS receiver, 60° IMU tilt compensation, and an integrated 12km Rx/Tx UHF radio, it is also perfect for and geospatial applications. It offers surveyors fast and reliable positioning with extended connectivity and accuracy in various types of terrains.
$4,495.00
SKU: MET-GPSR-01
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Product Highlights
- 1116-channel GNSS receiver supporting all GNSS satellites and frequencies
- IMU tilt sensor for accurate measurements up to 60° inclination
- Integrated 12km Rx/Tx UHF Radio for extended RTK communication
- 4G LTE connectivity for real-time corrections
- Dual-mode Bluetooth 5.0 for fast data transfer and compatibility
Overview
The Alpha 5i GNSS Rover Set is built for maximum precision and long-range RTK performance. Equipped with a 1116-channel GNSS module, it supports multi-constellation tracking, ensuring high-accuracy RTK positioning in diverse environments.
The IMU tilt sensor allows tilted measurements up to 60°, enabling efficient data collection on uneven surfaces without leveling the pole. Its lightweight and rugged design (138mm x 68mm, 780g) ensures portability, while the IP67-rated construction offers dustproof and waterproof protection.
One of its standout features is the integrated 12km Rx/Tx UHF radio, allowing for seamless communication over long distances without external radios. Powered by a 25-hour battery, the Alpha 5i ensures uninterrupted field operation.
The DiMap surveying software enhances usability with real-time mapping, stakeout, and data collection, while the Android-compatible platform ensures easy device integration.
Specifications
| Channels | 1116-channel GNSS module supporting all GNSS satellites and frequencies |
|---|---|
| IMU Technology | Tilt measurement up to 60° |
| RTK | 8 mm + 1 ppm (horizontal), 15 mm + 1 ppm (vertical) |
| Static | 2.5 mm + 0.5 ppm (horizontal), 5 mm + 0.5 ppm (vertical) |
| IMU Tilt Compensation | ± (8 + 0.3 x Tilt) mm |
| Data Output | NMEA format via 5-pin serial port |
| Signal Tracking | GPS, GLONASS, BeiDou, Galileo, QZSS, SBAS, NAVIC |
| USB Type-C port | for charging and data transfer |
| Battery | 25-hour battery life (Ntrip), 15 hours (Radio Receiving), 8 hours (Radio Transmitting) |
| Dimensions | 138mm x 68mm |
| Weight | 780g |
Features
1116-channel GNSS receiver supporting all GNSS satellites and frequencies
IMU tilt sensor for accurate measurements up to 60° inclination
Integrated 12km Rx/Tx UHF Radio for extended RTK communication
4G LTE connectivity for real-time corrections
Dual-mode Bluetooth 5.0 for fast data transfer and compatibility
IP67-grade protection for dust and water resistance
25-hour battery life for long-term field operation
DiMap surveying software for real-time mapping, stakeout, and data collection
In the Box
In the Box - Alpha 5i GNSS Rover Set
Alpha 5i GNSS Receiver (Rover)
25-Hour Battery
USB Type-C Charging Cable
Radio Antenna
GNSS Pole
Controller Holder
Protective Carrying Case
Quick Start Guide
Product Downloads
Download the datasheet, brochure or user guide for this product (PDF).
Frequently Asked Questions
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| Specification | This product | |||
|---|---|---|---|---|
| Brand | Alpha | South | South | South |
| Price | $4,495.00 | $4,540.00 | $7,285.00 | $4,540.00 |
| Availability | In stock | In stock | In stock | In stock |
| Product Type | GNSS Receiver | GNSS Receiver | GNSS Receiver | GNSS Receiver |
| Condition | New | New | New | New |
| Recommended Use | High-precision GNSS RTK work | High-precision GNSS RTK work | High-precision GNSS RTK work | High-precision GNSS RTK work |
| Range | 12km | — | — | — |
| Channels | 1116 channels | 1698 channels | 1760 channels | — |
| IMU / Tilt Compensation | Yes | Yes | Yes | Yes |
| Connectivity | UHF radio | Bluetooth, 4G/LTE, UHF radio | Bluetooth, 4G/LTE, UHF radio | Bluetooth, Wi-Fi, 4G/LTE, UHF radio |
| IP Rating | — | — | IP67 | — |
| Package Type | Base & Rover Set | Rover Set | Rover Set | Rover Set |
| Delivery Time | 4–7 business days | 4–7 business days | 4–7 business days | 4–7 business days |
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