
David30
Dual-antenna GNSS/INS heading receiver for autonomous platforms.
Full-Constellation High Precision GNSS Receiver
Tersus David30
The Tersus David30 is a multi-constellation high precision GNSS receiver which offers centimeter-accurate positioning. It is designed for intelligent transportation, construction, machine control, precision agriculture, and navigation applications.

Characteristics
The David30 GNSS receiver is built for outdoor environments with IP67-rated enclosure. The compact palm size makes it easy to integrate with various application systems.

Features
- Supports multi-constellation including BeiDou, GPS, GLONASS, Galileo, QZSS and SBAS
- Supports 576 channels
- Supports RTCM2.x/3.x, CMR/CMR+ corrections
- Flexible for integration in different applications
- Data update rate up to 20Hz
- Input power range is 5~28V DC ---Note: Input of 28~36V DC can be customized
- IP67-rated dust- & waterproof enclosure, for reliability in harsh environmental conditions
- Supports Nuwa surveying software
- In-built 8GB (optional: 32 GB) storage benefits data collection

Technical Specifications
Signal TrackingGPS L1C/A, L2C, L2P, L5; GLONASS L1C/A, L2C/A; BDS B1, B2, B3 (BDS-3 supported); Galileo E1, E5a, E5b; QZSS L1 C/A, L2C, L5; SBAS: WAAS, EGNOS, GAGAN, SDCM, MSAS
Channels576
Single Point Positioning (H/V)1.5m / 3.0m
DGPS Positioning (H/V)0.25m / 0.5m
RTK Accuracy (H/V)8mm+1ppm / 15mm+1ppm
High-Precision Static (H/V)2.5mm+0.1ppm / 3.5mm+0.4ppm
Initialization (typical)<10s
Initialization Reliability>99.9%
C/A Code Accuracy10cm
P Code Accuracy10cm
Carrier Phase Accuracy1mm
Cold Start TTFF<50s
Warm Start TTFF<30s
Re-acquisition<2s
Timing Accuracy (RMS)20ns
Velocity Accuracy (RMS)0.03m/s
Differential Data FormatRTCM 2.x/3.x, CMR/CMR+
Data OutputNMEA-0183, Tersus Binary
Data Update Rate20Hz
StorageIn-built 8GB (Optional: 32GB)
Serial PortsRS232 x3
Serial Baud RateUp to 921600bps
USB PortUSB 2.0 OTG x1
CAN PortCAN x1
PPS PortLVTTL x1
Event PortsLVTTL x2
Antenna ConnectorTNC Female x1
Dimensions124x79.5x37mm
Weight≈360g
Input Voltage5~28V DC
Power Consumption (at 25°C)3.6W
Operating Temperature-40°C ~ +70°C
Storage Temperature-40°C ~ +85°C
Humidity95% non-condensing
Dust & WaterproofIP67
Documents
Firmware, software installers and configuration tools for this product are in the MyTersus portal. Open product downloads
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