GM-21B series

Product Name: GM-21B

Mini GNSS Locator
Vehicle Tracking
Asset Tracking
Total price: $10.00
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Extremely compact GNSS locator with excellent software compatibility, providing real-time position fiexes via your portable/desktop PC

With a low profile, waterproof and robust enclosure, providing real time GNSS position, speed distance travel and heading information in NMEA 0183 format(Such as GPRMC, GPGGA, GPGSV, GPGLL and GPGSA) to your portable PC, or vehicle computer.
◎ Support SLAS (Sub-meter Level Augmentation Service)
◎ Support dead reckoning (ADR/UDR)
◎ 3-axis accelerometer and gyroscope sensors

Technical Briefs

Receiver type : GPS L1C/A, GLONASS L1OF, SBAS L1C/A, QZSS L1C/A
Protocol : NMEA 0183 V4.0 supported
SBAS : WAAS/EGNOS/MSAS supported
Position accuracy: 2.5m
Channels: 72 parallel
Sensitivity: -160dBm
TTFF: Hot start 1 sec. Typical
Cold start 26 sec. Typical
Power Consumption: Typical 56mA@3.3V DC
Efficiency(%) : 59.84
Average Gain(dBi) : -2.23
Peak Gain(dBi) : 3.82
VSWR : <2 Return loss : <-10 Impedance : 50Ω Polarization : RHCP Case Material: Fully gasketed high-impact plastic, waterproof to IEC 60529 IPX7 standards Temperature: Operating: 30 ~ +80 oC, Storage: -40 ~ +80 oC ESD Protection(IEC 61000-4-2 level 4) : ± 8 KV (direct discharge) ±15 KV (air discharge) Baud rate:9600 Update rate: 1Hz GPGGA*1, GPGLL*1, GPGSV*1, GPGSA*1, GPRMC*1 and GPVTG*1

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