Technical information

Antenna Interface
50 G30 - Module Hardware Description December 15, 2009
Table 2-22 gives the antenna interface specifications.
It is the Integrator's responsibility to design the antenna or antenna assembly used with the G30.
This will highly affect the RF performance of the G30 (dropped calls, battery consumption etc.).
The following guidelines should be followed:
• Make sure that the antenna or antenna assembly matches the Antenna Interface
Specifications.
• Use low loss RF cable and connectors keeping cable runs to a minimum.
Table 2-22: Antenna Interface Specifications
Parameter Conditions Specifications
GSM 850
TX 824 - 849 MHz
RX 869 - 894 MHz
GSM 900
TX 880 - 915 MHz
RX 925 - 960 MHz
DCS 1800
TX 1710 - 1785 MHz
RX 1805 - 1880 MHz
PCS 1900
TX 1850 - 1910 MHz
RX 1930 - 1990 MHz
Gain For antenna gain refer to
“Antenna Installation”
Impedance 50Ω
VSWR Less than: 2.5:1