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Features
72-channel 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
Features an 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 15 x 15 mm patch antenna provides the best compromise between the performance of a Right Hand Circular Polarized (RHCP) antenna and a small size to be integrated in any design.

Max navigation update rate
Single GNSS up to 18 Hz
2 Concurrent GNSS(GPS & GLONASS) up to 10 Hz
Horizontal position accuracy(GPS & GLONASS) 2.5 m CEP
Velocity accuracy 0.05m/s
Cold start 26 s
Aided cold starts: 2 s
Hot start 1 s

Sensitivity
Tracking & Navigation: –165 dBm
Reacquisition: –158 dBm
Cold start: –146 dBm
Hot start: –155 dBm
Input voltage range: 4~6V
Power consumption: 40mA
Uart (Tx,Rx) interface
Battery for HOT module start
Power LED(Red) & Time pulse LED(Blue)
Baudrate 9600 default

Dimensions: L26 x W16 x H7.5 mm
Weight: 7 gram
Can be easy mounted in your case by double sided tape
Supported by INAV/Betaflight/Ardupilot, ect.
Including
SAM-M8Q module, 1 pc
SH1.0-4P 15cm silicon wire, 1 pc
Transparent PVC Heat-shrink tube

Tips
GPS, GLONASS, SBAS, QZSS are enabled by default
u-blox M8Q series has no external flash memory
Blue PPS LED blinking(1Hz) means 3D fixed
update rate 1Hz & baudrate 9600 default
Baud 9600~115200 supported by INAV
update rate 5Hz with INAV UBLOX Protocol
update rate 10Hz with INAV UBLOX7 Protocol
BF doesn’t support GPS position hold and RTH,  GPS Rescue mode is supported by BF3.5 or last.
The scratches on ceramic antenna are the result of tuning the antenna by ublox. Placing small nicks in the centre of the long edges, or corners, brings them into spec.