
WMOi3 Integrated modem 25/01/00
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authorization
3.3. SIM Interface
The provided SIM connector has been designed for 3V technology
SIMs only
3.4. RF interface
The RF connector is MMCX (Miniature Micro Connector) standard
type for a surface mounting.
An antenna can be directly connected through the matting connector
or using a small MMCX / SMA adaptor.
The antenna must comply with the following specifications :
EGSM DCS
Frequency RX 925 to 960 MHz 1805 to 1880 MHz
Frequency TX 880 to 915 MHz 1710 to 1785 MHz
Impedance 50
Ω
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