User Manual

GM47/48 Technical description
BA/SEM/MS 02:0004 Rev B
35
4 Antenna Connector
The Antenna Connector is a hub for transmission of the Radio
Frequency (RF) signals from the module to the external customer-
supplied antenna. It is a microminiature coaxial MMCX connector
that is mounted on the surface of the module. One provider of
Antenna Connectors is IMS.
This table provides the electrical characteristics at the antenna
interface.
Parameter Limit Description
Nominal impedance
50 Ω (SWR < 2:1)
Output Power 2 Watt peak (Class 4) Extended GSM 900
1 Watt peak (Class 1) GSM 1800
Static Sensitivity Better than - 102 dBm Extended GSM 900
Better than - 102 dBm GSM 1800