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
