X43 is a multi-band, multi-constellation GNSS receiver with versatile data interfaces, delivering high-precision positioning along with heading and pitch or roll for autonomous navigation. With low, predictable latency, it ensures stable control in UAVs, autonomous robots, precision systems, and driverless applications. Supporting all current and future GNSS signals, it integrates seamlessly with open-source autopilots and excels in complex environments, setting a benchmark in the GNSS mass market.
Product Features
High-performance chipset
All-in-view satellite tracking, multi-constellation, multi-frequency
789 hardware channels for simultaneous operation
Navigation update rate up to 20Hz
Ultra-low latency <10 milliseconds
Supports GPS, GLONASS, BDS, Galileo, QZSS, NavIC, SBAS satellites
Integrated TCXO, LNA, and a TF card slot supporting up to 32GB
Compact size (43.8*34.0*11.5mm±0.2mm), <25g
Supports standard NMEA 0183, SBF, RINEX, RTCM, CMR/CMR+
AIM+ with advanced features for interference and spoofing detection and automatic mitigation
LOCK+ with excellent robust tracking capability against mechanical shock and vibration
IONO+ with advanced ionospheric interference protection
APME+ multipath mitigation to separate direct signals from those reflected by nearby structures
Provides complete raw measurement data
Features interference indicator, interference mitigation, and spectrum measurement
Supports ultra-short baseline heading output
Supports GNSS navigation and Galileo OSNMA
Performance
| Parameters | Description |
| Receivable satellites | GPS: L1C/A, L1C, L2C, L2PY, L5 BDS: B1I, B1C, B2a, B2I, B2b, B3I GLONASS: L1CA, L2CA, L2P, L3 CDMA Galileo: E1, E5a, E5b, E6 QZSS: L1C/A, L1C/B, L2C, L5, L61 |
| Tracking Performance (C/NO Threshold) | Tracking and Navigation Sensitivity 20 dB-Hz |
| Acquisition Sensitivity 30 dB-Hz | |
| Time To First Fix (TTFF) | Cold Start ＜35s |
| Warm Start ＜10s | |
| Reacquisition 1s | |
| RTK Status | Horizontal Accuracy 0.6cm+0.5ppm |
| Elevation Accuracy 1cm+1ppm | |
| Initialization Time 7s | |
| Other Positioning Status | Horizontal Vertical |
| Standalone 1.2m 1.9m | |
| DGNSS 0.4m 0.7m | |
| Timing Accuracy | xPPS output 1.4ns |
| Event accuracy ＜3ns | |
| Latency | 99.9％ ＜10ms |
| Velocity Accuracy | 0.03m/s (RMS) |
| Baud Rate | 4800- 4M bps ( default 115200bps ) |
| Maximum Data Update Rate | 20 Hz |
Pin Parameters
| Name | Input/Output | Description |
| GND | - | Ground |
| VCC | Input | Power Supply 3.3-12.0V |
| RX1 | Input | UART1 Receive |
| TX1 | Output | UART1 Transmit |
| GND | - | Ground |
| VCC | Input | Power Supply3.3-12.0V |
| RX2 | Input | UART2 Receive |
| TX2 | Output | UART2 Transmit |
| USB | I/O | TYPE-C Power Supply + Data Transmit |
| RF1 | Input | Main Antenna Input for positioning, power supply voltage 3.0-5.5V |
| RF2 | Input | Aux Antenna Input (AH models) for heading, power voltage 3.0-5.5V |
| SD | - | Reserved TF slot for data storage, max. Up to 32GB |
Product Application
UAV/Drones
Base Station (X43-A only)
Intelligent Logistics Scheduling
Smart Robots
Geomatics Surveying
Precision Agriculture and Location-Based Services
Geological Hazard Monitoring
Heading Output (X43-AH only)
Vehicle-Mounted Equipment Applications
Precision Control
Protocols
| Protocol | Type |
| NMEA 0183 v2.3, v3.03, v4.0 | Input/output, ASCII |
| Septentrio Binary Format(SBF) | Input/output |
| RTCM v3.x(incl.MSM) | Input |
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