User's Manual

Table Of Contents
Additional Information 91
Ambient Temperatures
Operating System Support
Electrical Characteristics
GSM Performance and technical characteristics
Operating -10 to 55 degrees C
Storage -20 to 65 degrees C
Supported
Operating
Systems
Microsoft Windows
®
98 (SE)
Microsoft Windows
®
Me
Microsoft Windows
®
2000 (SP4)
Microsoft Windows
®
XP (SP1)
Minimum PC
Specification
Processor size as recommended by Microsoft for the version of Windows
®
PC Card slot
30 MB free disk space
Supported Voltages 3.3V
± 10%
Nominal Operating Voltage 3.3V
Average Standby Current/Power (Inserted, not
active)
< 30mW
Average Idle Current/Power (GSM attached,
WLAN disabled)
< 150mW
Data Transfer Current/Power (Worst case GSM
xfer and WLAN active)
< 2.8W
Dimension GSM 850 GSM 900
E-GSM 900
GSM 1800 GSM 1900
Frequency
Range
TX: 824 – 849 MHz
RX: 869 – 894 MHz
TX: 880 –914 MHz
RX: 925 – 959 MHz
TX: 1710 – 1785 MHz
RX: 1805 – 1880 MHz
TX: 1850 – 1910 MHz
RX: 1930 – 1990 MHz
Channel
Spacing
200 kHz 200 kHz 200 kHz 200 kHz
Number of
Channels
124 Carriers * 8
(TDMA)
175 Carriers * 8
(TDMA)
374 Carriers * 8
(TDMA)
299 Carriers * 8
(TDMA)
Modulation GMSK/8-PSK GMSK/8-PSK GMSK/8-PSK GMSK/8-PSK