CUAV C-RTK 9Ps Base Unit GPS Module for UAV Centimeter-Level Precision

Introduction

The CUAV C-RTK 9Ps Base Unit is a professional-grade, multi-band RTK GNSS module engineered to deliver centimeter-level positioning accuracy. Designed specifically for Unmanned Aerial Vehicles (UAVs), robotics, and precision mapping, this base unit provides a reliable foundation for highly accurate navigation and data collection. It utilizes the advanced 184-channel Ublox ZED-F9P receiver, ensuring robust multi-constellation tracking and exceptional real-time kinematic (RTK) performance.

Key Advantages

• High-Precision RTK GNSS: Features the Ublox ZED-F9P chipset with 184 channels for superior satellite tracking and RTK accuracy up to 0.01m + 1 ppm CEP.
• Multi-Constellation Support: Simultaneously tracks GPS, GLONASS, Galileo, BeiDou (BDS), and QZSS signals for enhanced reliability and accuracy.
• Fast & Stable Positioning: Achieve RTK convergence in under 60 seconds, perfect for time-sensitive operations.
• High Update Rate: Supports RTK at 20Hz, RAW at 25Hz, and PVT at 25Hz, making it ideal for dynamic aerial applications.
• Interference & Spoofing Protection: Built-in band-pass filter and advanced anti-spoofing algorithms ensure signal integrity even in challenging environments.
• Integrated Compass: Includes an IST8310 magnetometer for accurate heading reference.
• Wide Operating Temperature: Functions reliably in extreme conditions from -40°C to +85°C.
• Flexible Connectivity: Offers 2 UART ports, 1 USB Type-C interface, and supports NMEA, UBX binary, and RTCM 3.x protocols.

Technical Specifications

• Receiver: 184-channel ZED-F9P (ublox)
• Compass: IST8310
• GNSS: GPS, BDS, GALILEO, GLONASS
• Concurrent GNSS: 4
• GNSS Bands: GPS-L1C/A, GPS-L2C, GLONASS-L10F, GLONASS-L2OF, GALILEO-E1B/C, GALILEO-E5b, BDS-B1I, BDS-B2I, QZSS-L1CIA, QZSS-L2C
• Navigation Update Rate: RTK 20Hz; RAW 25Hz; PVT 25Hz (max limit tied to concurrency setting)
• Positioning Accuracy: RTK: 0.01m + 1 ppm CEP; GPS: 1.5m CEP; SBAS: 1.0m CEP
• Convergence Time: RTK < 60s
• Acquisition: Cold start < 24s; Hot start < 1s
• Sensitivity: Tracking & Navigation -167 dBm; Cold Start -148 dBm; Hot Start -157 dBm; Reacquisition -160 dBm
• Anti-Jamming: Active CW detection and removal; Built-in band-pass filter
• Anti-Spoofing: Advanced anti-spoofing algorithms
• Antenna Gain: Rover: 2 dBi; Base: 5 dBi
• PPK: Not Supported
• GPS Direction: Supported (requires two C-RTK9Ps); Direction Accuracy: 0.4 deg (reference value)
• Base/Rover Role Swap: Supported
• UART: 2 UART
• USB: 1x USB Type-C
• Protocols: NMEA, UBX binary, RTCM 3.x
• Operating Voltage: 4.5~6 V
• Operating Temperature: -40~85℃
• Size: 47.0 x 32.0 x 12.2 mm
• Weight: 30 g (module only)

Applications

This high-precision GPS module is ideal for professional UAV applications including aerial surveying, precision agriculture, infrastructure inspection, advanced mapping, and autonomous flight systems where centimeter-level accuracy is critical. It is also suitable for robotic platforms and ground-based surveying requiring exact positioning.

Compatibility

The CUAV C-RTK 9Ps Base Unit operates on a 4.5-6V power supply and features 2 UART ports and 1 USB Type-C interface, supporting common communication protocols like NMEA, UBX binary, and RTCM 3.x. It is compatible with flight controllers and systems that can utilize RTK GPS for enhanced navigation. The included multi-band multi-constellation mushroom antenna ensures optimal signal reception.

FAQ

What is the CUAV C-RTK 9Ps Base Unit best suited for?

The CUAV C-RTK 9Ps Base Unit is best suited for professional UAV applications like aerial surveying, precision agriculture, infrastructure inspection, and advanced mapping that require centimeter-level positioning accuracy. It is also excellent for robotics and ground-based systems needing precise location data.

What kind of accuracy can I expect from the CUAV C-RTK 9Ps Base Unit?

You can expect RTK positioning accuracy of up to 0.01 meters + 1 ppm CEP. This module utilizes the Ublox ZED-F9P receiver with multi-band and multi-constellation support to achieve this high level of precision.

Does the CUAV C-RTK 9Ps Base Unit support high-speed applications?

Yes, the CUAV C-RTK 9Ps Base Unit supports high update rates, including RTK at 20Hz, RAW at 25Hz, and PVT at 25Hz. This makes it an excellent choice for dynamic aerial applications where fast and stable positioning is crucial.

Where can I buy the CUAV C-RTK 9Ps Base Unit with reliable delivery?

You can buy the CUAV C-RTK 9Ps Base Unit at HTDRONE, a specialized FPV and UAV drone parts store based in Poland. We offer fast international delivery via DHL to ensure you receive your components quickly.

What are the key features of the CUAV C-RTK 9Ps Base Unit?

Key features include the Ublox ZED-F9P 184-channel receiver for RTK accuracy, multi-constellation support (GPS, GLONASS, Galileo, BeiDou), fast convergence times, high update rates, integrated compass, and robust interference protection.