White paper
W302
23
February 2009
Technical specifications
General technical data
Performance and technical characteristics
System
Quad band GSM phase 2 recommendations. GSM 850, GSM 900,
GSM 1800, GSM 1900 and e-GSM supported
Speech coding
HR, FR, EFR, AMR supported where available, for high speech quality
GSM SIM/USIM card
Small plug-in card, 1.8 V and 3 V
Memory (user free)
Up to 20 MB internal (depending on software configuration/file
content). Memory Stick Micro™ (M2™) which has a capacity of up to
4 GB
Data transfer speeds
Up to 85.6 kbps (downlink)
Up to 42.8 kbps (uplink)
Dimension
GSM 850
(a variant)
GSM 900/E-GSM
900
(i and c variant)
GSM 1800
(a, i and c variant)
GSM 1900
(a, i and c variant)
Frequency range
(MHz)
TX: 824–849 MHz
RX: 869–894 MHz
TX: 880–915
RX: 925–960
TX: 1710–1785
RX: 1805–1880
TX:1850–1910
RX:1930–1990
Channel spacing
200 kHz
200 kHz
200 kHz
200 kHz
Number of channels
124 Carriers *8
(TDMA)
174 Carriers *8
(TDMA)
374 Carriers *8
(TDMA)
299 Carriers *8
(TDMA)
Modulation
8PSK/GMSK
GMSK
GMSK
GMSK
TX Phase Accuracy
< 5º RMS Phase
error (burst)
< 5º RMS Phase
error (burst)
< 5º RMS Phase
error (burst)
< 5º RMS Phase
error (burst)
Duplex spacing
45 MHz
45 MHz
95 MHz
80 MHz
Frequency stability
+/- 0.1 ppm
+/- 0.1 ppm
+/- 0.1 ppm
+/- 0.1 ppm
Voltage operation
(nominal)
3.6 V
3.6 V
3.6 V
3.6 V
Transmitter RF power
output
33 dBm Class 4
(2 W peak)
33 dBm Class 4
(2 W peak)
30 dBm Class 1
(1 W peak)
30 dBm Class 1
(1 W peak)
Transmitter output
impedance
50 ohm
50 ohm
50 ohm
50 ohm
