XG3743 - Tacho

Cellular

Modem

SIMCom 800C

RF function

GSM 2G

Bands / Frequency

GSM/EDGE Bands 2: 1850 – 1910 MHz (TX), 1930 – 1990 MHz (RX)
GSM/EDGE Bands 3: 1710 – 1785 MHz (TX), 1805 – 1880 MHz (RX)
GSM/EDGE Bands 5: 824 – 849 MHz (TX), 869 – 894 MHz (RX)
GSM/EDGE Bands 8: 880 – 915 MHz (TX), 925 – 960 MHz (RX)

Transmitting power

Class 1(33dBm±2dB) for GSM850/EGSM900
Class 1(30dBm±2dB) for DCS1800/PCS1900

Antenna type

Internal PCB antenna

GNSS

Constellations

GPS
GLONASS
BeiDou (optional)
Galileo (optional)
QZSS (optional)
SBAS (optional)

GNSS antenna gain

GPS：-0.14 dBi typ.
GLONASS：1.75 dBi typ.

GNSS sensitivity

Cold start: -148dBm
Reacquisition: -160dBm
Tracking: -159dBm

GNSS antenna

SMD patch antenna