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LZT 123 1836 74
6 Antenna Connector
The wireless modem’s antenna connector allows transmission of the radio frequency
(RF) signals from the wireless modem to an external customer supplied antenna. The
connector is a micro-miniature coaxial WFL surface mounted component. Suitable
WFL type mating plug are available from the following manufacturers;
• Hirose
The nominal impedance of the antenna interface is 50 ohms.
Feature GSM850 E-GSM900 GSM1800 GSM1900
Frequency range (MHz)
824-894 880-960 1710-1880 1850-1990
Maximum power
33dBm(2W)
33dBm(2W)
30dBm(1W)
30dBm(1W)
Antenna Connector impedance 50 ohms
Antenna VSWR 2.5:1 max