M300 Mini GNSS Receiver

The M300 Mini GNSS receiver with 496 channels is capable of tracking all the working and upcoming GNSS constellations. Specially designed for applications of UGV and precision agriculture, the M300 Mini has rugged aluminum alloy housing with good performance even in harsh environments from -40 °C to 75 °C. For datalink modem, the integrated 3.5G cellular module supports Ntrip protocol, customers benefit from convenient connections with local CORS network. Moreover, features including PPS, Event Marker are supported for your unique application needs

Features

  • GPS L1/L2/L5, BeiDou B1/B2/B3, GLONASS L1/L2, Galileo, QZSS
  • DP-Filter Smooth function
  • Advanced QuantumTM Algorithm
  • Support long baseline E-RTK
  • Rugged aluminum alloy housing
  • Integrated 3.5G cellular modem supporting Ntrip protocol
  • Support Pulse per Second (PPS) output/Event Marker input/UHF
  • Compatible with all ComNav OEM boards and easy to customize

Multi-constellation GNSS

The M300 Mini GNSS receiver is designed to work with all existing GNSS constellations, which is also firmware upgradable to track satellite signals of upcoming constellations. With the latest QuantumTM Algorithm, it remarkably improves the stability and reliability of positioning accuracy in standalone and RTK modes. With the M300 Mini, your GNSS solution will never be outdated in the future.

Proven and compact design

Strong physical performance makes the M300 Mini an ideal choice for a wide range of high-accuracy positioning applications. The rugged aluminum alloy housing enables the M300 Mini work in any harsh environments from -40 °C to 75 °C. For the compact design, it well suits for applications where small volume is crucial.

Easy to customize

The M300 Mini is designed as a multi-functional GNSS receiver, which is customizable based on your requirements2 . The datalink modem (UHF/GPRS) can be easily integrated to this enclosure receiver, especially the integrated 3.5G cellular modular. By supporting Ntrip protocol, customers benefit from convenient connections with local CORS network. Moreover, features including PPS, Event Marker are supported for your unique application needs.

Technical specifications

Signal Tracking
Channels 496 channels
GPS L1 C/A, L2C, L2P, L5
BeiDou B1, B2, B3
GLONASS L1 C/A, L1P, L2 C/A, L2P
Galileo Reserved
QZSS Reserved
SBAS WAAS, EGNOS, MSAS, GAGAN
Performance Specifications
Cold start <50s
Warm start <45s
Hot start <15s
RTK Initialization time typically <10s
Signal reacquisition <2s
Initialization reliability typically>99.9%
Velocity accuracy 0.03m/s
Acceleration 4g
Overload 15g
Time accuracy 20ns
Positioning Specifications
Post Processing Static 2.5mm+0.5 ppm Horizontal
5mm+0.5 ppm Vertical
Single Baseline RTK
(<30km)
8 mm + 1 ppm Horizontal
15 mm + 1 ppm Vertical
Network RTK 8 mm + 0.5 ppm Horizontal
15 mm + 0.5 ppm Vertical
E-RTK (<100km) 0.2m + 1 ppm Horizontal
0.4m + 1 ppm Vertical
DGPS <0.4 m 3D RMS
SBAS 1 m 3D RMS
Standalone 1.5 m 3D RMS
Communications
Communication ports 1 TNC connectors for GNSS antenna
1 SMA male connector for GPRS antenna (50Ω)
2 DB9 male ports (Standard RS232 protocol)
1 SIM card slot
2P-5.08 SFP fool-proofing connector
Protocol Integrated 3.5G cellular modem supporting Ntrip protocol
PPS 1 Pulse Per Second Output (optional)
Event marker Event marker input (optional)
Position data output rate 1Hz, 2Hz ,5Hz, 10Hz, 20Hz
Data Format
Correction data I/O RTCM 2.X, 3.X, CMR(GPS only), CMR+(GPS only)
Position data outputs -ASCII:NMEA-0183 GSV, RMC, HDT, VHD, GGA, GSA, ZDA, VTG, GST; PTNL,PJK; PTNL,GGK; PTNL,AVR; NAVPOS
-ComNav Binary data: up to 100Hz
-BINEX Data: 0x00, 0x01-01, 0x01-02, 0x01-05,0x7d-00, 0x7e-00, 0x7f-05
Physical
Size(L×W×H) 191mm×142mm×52mm
Weight 0.8 kg
Housing Rugged aluminum alloy housing
Shock and Vibration Designed to survive a 1m drop onto concrete
Environmental
Working temperature -40℃ to +75℃
Storage temperature -45℃ to +85℃
Humidity 95% no condensation
Electrical
Input Voltage Input voltage: +6V ~ +28VDC
Power consumption <2.5W
Optional accessories
Antenna AT-series GNSS antenna
RF cable 5m/10m RF Cables
Software
CRU ComNav Compass Receiver Utility software
Signal Tracking
Channels 496 channels
GPS L1 C/A, L2C, L2P, L5
BeiDou B1, B2, B3
GLONASS L1 C/A, L1P, L2 C/A, L2P
Galileo Reserved
QZSS Reserved
SBAS WAAS, EGNOS, MSAS, GAGAN
Performance Specifications
Cold start <50s
Warm start <45s
Hot start <15s
RTK Initialization time typically <10s
Signal reacquisition <2s
Initialization reliability typically>99.9%
Velocity accuracy 0.03m/s
Acceleration 4g
Overload 15g
Time accuracy 20ns
Positioning Specifications
Post Processing Static 2.5mm+0.5 ppm Horizontal
5mm+0.5 ppm Vertical
Single Baseline RTK
(<30km)
8 mm + 1 ppm Horizontal
15 mm + 1 ppm Vertical
Network RTK 8 mm + 0.5 ppm Horizontal
15 mm + 0.5 ppm Vertical
E-RTK (<100km) 0.2m + 1 ppm Horizontal
0.4m + 1 ppm Vertical
DGPS <0.4 m 3D RMS
SBAS 1 m 3D RMS
Standalone 1.5 m 3D RMS
Communications
Communication ports 1 TNC connectors for GNSS antenna
1 SMA male connector for GPRS antenna (50Ω)
2 DB9 male ports (Standard RS232 protocol)
1 SIM card slot
2P-5.08 SFP fool-proofing connector
Protocol Integrated 3.5G cellular modem supporting Ntrip protocol
PPS 1 Pulse Per Second Output (optional)
Event marker Event marker input (optional)
Position data output rate 1Hz, 2Hz ,5Hz, 10Hz, 20Hz
Data Format
Correction data I/O RTCM 2.X, 3.X, CMR(GPS only), CMR+(GPS only)
Position data outputs -ASCII:NMEA-0183 GSV, RMC, HDT, VHD, GGA, GSA, ZDA, VTG, GST; PTNL,PJK; PTNL,GGK; PTNL,AVR; NAVPOS
-ComNav Binary data: up to 100Hz
-BINEX Data: 0x00, 0x01-01, 0x01-02, 0x01-05,0x7d-00, 0x7e-00, 0x7f-05
Physical
Size(L×W×H) 191mm×142mm×52mm
Weight 0.8 kg
Housing Rugged aluminum alloy housing
Shock and Vibration Designed to survive a 1m drop onto concrete
Environmental
Working temperature -40℃ to +75℃
Storage temperature -45℃ to +85℃
Humidity 95% no condensation
Electrical
Input Voltage Input voltage: +6V ~ +28VDC
Power consumption <2.5W
Software
CRU ComNav Compass Receiver Utility software
Optional accessories
Antenna AT-series GNSS antenna
RF cable 5m/10m RF Cables
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High accuracy GNSS technology