C-RTK 9Ps GNSS Module
- Multi-star multi-frequency receiver.
- Dual-module direction finding.
- Dual-end switching.




Multi-star Multi-Frequency
Centimeter-Level Positioning
Built-in u-blox F9P multi-star multi-frequency satellite receiver, four GPS, Beidou, GLONASS, GALILEO satellite systems, and supports the simultaneous reception of four satellite systems, positioning accuracy srtk0.01m +1ppm CEP.
Fast Positioning, No Waiting
Through the multi-satellite and multi-frequency receiver, and combined with the advanced RTK algorithm, the base station can complete convergence and send differential data to the rover unit in half a minute to achieve centimeter-level positioning
Dual RTK for yaw,Adapt to complex environment
Dual C-RTK 9Ps can estimate yaw. Replacing the electronic compass inUnmanned Systems; The Unmanned Systems can work stably in complexelectromagnetic environment, such as electric power inspection
Fast switch between sky and rover unit
Specifications & Parameters
| Product Parameters | |
| Receiver type | 184 channel ZED-F9P(ublox) |
| Electronic Compass | IST8310 |
| GNSS Supported Systems | GNSS GPS、Beidou、Galileo、GLONASS |
| Number of concurrent GNSS | 4 |
| GNSS Bands | GNSS Bands: GPS-L1C/A, GPS – L2C; GLONASS – L1OF, GLONASS – L2OF; GALILEO – E1B/C, GALILEO – E5b; BeiDou – B1I, BeiDou – B2I: QZSS – L1C/A, QZSS – L2C |
| Nav. update rate | RTK:20Hz RAW:25Hz PVT 25Hz (The maximum limit is related to the concurrency setting) |
| Position accuracy | RTK: 0.01m+1ppm CEP GPS single point: 1.5m CEP SBAS: 1.0m CEP |
| RTK Surveying time | RTK<60s |
| Acquisition Time | Cold starts<24s Hot starts<1s |
| Sensitivity | Cold starts −148 dBm Hot starts −157 dBm Reacquisition −160 dBm |
| Anti-jamming | Active CW detection and removal, onboard bandpass filter |
| Antenna gain | Rover: 2dBi Base: 5dBi |
| PPK | Not support |
| GPS heading | Support (requires two C-RTK 9Ps) Heading accuracy: 0.4deg (reference value) |
| Base/Rover role swap | Support |
| Protocols | NMEA、UBX binary、RTCM 3.x |
| Interface | |
| UART | 2 |
| USB | 1 |
| Antenna Type | MMCX |
| Physical Parameter | |
| Operating voltage | 4.5V to 6V |
| Operating temperature | −40℃ to +85℃ |
| Size | 47mm×32mm×12.2mm |
| Weight | 30g (Module Only) |
Dimensions Chart
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ArduPilot, Dronecode, and PX4 Long-Term Partners
CUAV Tech Inc., Ltd. is a National High-Tech Enterprise and Guangdong Provincial Specialized, Sophisticated, Innovative SME that focuses on open-source unmanned system innovation technologies. It integrates R&D, production, sales, after-sales service, and technical support into a cohesive operation. The company maintains long-term collaborative partnerships with leading open-source organizations such as ArduPilot, Dronecode, and PX4.