Matek Systems GNSS M9N-5883 NEO-M9N GPS Module With Magnetic Compass QMC5883L Support GLONASS, Galileo for FPV RC Racing Drone Precise details: M9N-5883 uses multi-constellation GNSS powered by u-blox NEO-M9N , NEO-M9N is a concurrent GNSS receiver which can receive and track multiple GNSS systems. Owing to the multi-band RF front-end architecture all four major GNSS constellations, GPS,Galileo, GLONASS and BeiDou can be received concurrently. More details about the NEO-M9N, pls check out u-blox NEO-M9N page -Description: Brand: Matek Systems GNSS u-blox NEO-M9N (GPS, GLONASS, Galileo and BeiDou) Magnetic Compass QMC5883L Patch antenna 25x25x4mm Input voltage range: 4-6V (5V pad or pin) Power consumption: 50mA Operating Temperatures: -20-80 C UART(TX, RX) interface for GNSS NEO-M9N I2C(DA, CL) interface for Compass QMC5883L JST-GH-6P connector 3.3V Power LED, Red GNSS PPS LED, Green, blinking(1Hz) when GNSS has 3D fixed 32mmx32mmx10mm 14.5g -Wiring and settings x M9N-5883 5V to Flight controller 4-6V x M9N-5883 RX to Flight controller UART_TX x M9N-5883 TX to Flight controller UART_RX x M9N-5883 CL to Flight controller I2C_SCL x M9N-5883 DA to Flight controller I2C_SDA x M9N-5883 G to Flight controller GND x Compass Alignment(Arrow forward and flat mounting): INAV or BetaFLight: CW 270 Flip when flight controller arrow is facing forward also Ardupilot or Mission Planner: Rotation None x Protocol: Ublox or NEMA x Make sure to have compass or magnetometer 10cm away from power lines or ESC or motors or iron based material x The scratches on ceramic antenna are the result of tuning the antenna. x u-center Windows -Tips ArduPilot supports NEO-M9N well INAV2.5 ublox or ublox7 or NEMA all dont support NEO-M9N for now. new protocol is required in INAV2.6 Betaflight UBLOX protocol doesnt support NEO-M9N, Pls select NEMA protocol and Auto Baud. -Mateksys GNSS M9N-5883 Specification SKU:M9N-5883 ublox:NEO-M9N GNSS:GPS or BeiDou or GLONASS or Galileo around 30 Sats Position accuracy:2.0m CEP Tracking and nav.:-167 dBm Reacquisition:-160 dBm Cold start:-148 dBm Hot start:-159 dBm Nav. update rate:25Hz Compass:QMC5883L Barometer: or Interface:UARTandI2C 6Wires CAN Node: or Size:32x32x10mm Weight:14.5g -Package included: 1x M9N-5883 1x JST-GH-6P to JST-GH-6P 20cm silicon wire Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.