Matek M8Q-5883 Glonass Compass GPS Module

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  • 72-channel UBLOX M8 engine GPS L1C/A, SBAS L1C/A, QZSS L1C/A, QZSS L1 SAIF, GLONASS L1OF, Galileo E1B/C
  • On-board Ultra low noise 3.3V voltage regulator and RF filter for noise blocking
  • Additional front-end LNA for optimized performance and a front-end SAW filter for increased jamming immunity
  • Build-in embedded GNSS patch antenna, low power consumption
  • The 15mm / 15mm patch antenna provides the best compromise between the performance of an RHCP antenna and a small size to be integrated in any design.
  • Magnetic sensor QMC5883L integrated


  • Max Navigation Update Rate:
    • Single GNSS: Up to 18Hz
    • 2 Concurrent GNSS: Up to 10Hz (GPS & GLONASS)
  • Horizontal Position Accuracy: 2.5m CEP (GPS & GLONASS)
  • Velocity Accuracy: 0.05m/s
  • Cold Start: 26 sec
  • Aided Cold Start: 2 sec
  • Hot Start: 1 sec
  • Sensitivity:
    • Tracking & Navigation: –165 dBm
    • Reacquisition: –158 dBm
    • Cold start: –146 dBm
    • Hot start: –155 dBm
  • Input Voltage Range: 4V - 6V
  • Firmware Support: INAV, Betaflight, Ardupilot, etc.
  • UART (TX, RX) Interface for GPS SAM-M8Q
  • I2C (DA,CL) Interface for Compass QMC5883L
  • Battery for HOT Module Start
  • Power LED (Red) & Time pulse LED (Blue)
  • Dimensions: 20mm Long / 20mm Wide / 10mm High
  • Weight: 7g


  • 1x M8Q-5883 GS Module
  • 1x SH1.0-6P Silicon Wire (20cm)
  • 1x Transparent PVC Heat-shrink Tube


  • GPS, GLONASS, SBAS, QZSS are enabled by default
  • Blue PPS LED blinking (1Hz) means 3D is fixed
  • Update rate of 1Hz & baudrate of 9600 are default
  • Baud 9600 - 115200 are supported by INAV/BF/Ardupilot
  • Update rate of 5Hz with INAV UBLOX Protocol
  • Update rate of 10Hz with INAV UBLOX7 Protocol
  • Compass alignment (arrow forward):
    • INAV/BF: CW 270° Flip
    • Ardupilot/Mission Planner: Rotation None
  • BF doesn’t support GPS position hold and RTH
  • GPS Rescue mode is supported by BF3.5 or last
  • No need compass for fixed wings with INAV firmware
  • The scratches on ceramic antenna are the result of tuning the antenna by UBLOX.

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