GT864-3G Terminal Product Description
80269ST10071a Rev.0 - 14/09/0
9
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page 20 of 41
2.10 Operating Frequency
The operating frequencies in GSM, DCS, PCS, WCDMA modes are conform to the GSM
specifications.
Mode
Freq. TX (MHz)
Freq. RX (MHz) Channels (ARFC) TX - RX offset
890.0 - 914.8
935.0 - 959.8
0 – 124
E-GSM-900
880.2 - 889.8
925.2 - 934.8
975 - 1023
45 MHz
45 MHz
GSM-850
824.2 – 848.8
869.2 – 893.8
128 - 251
45 MHz
DCS-1800
1710.2 - 1784.8
1805.2 - 1879.8
512 – 885
95 MHz
PCS-1900
1850.2 - 1909.8
1930.2 - 1989.8
512 - 810
80 MHz
WCDMA-2100 1922.4 - 1977.6
2112.4 - 2167.6
Tx : 9612-9888
Rx : 9662-9938
80MHz
2.11
Transmitter output power
WCDMA2100
The
GT864-3G
transceiver modem in WCDMA-2100 (2100 MHz) operating mode are
class 3
in
accordance with the specifications which determine the nominal 0.25W peak RF power (+24dBm)
on 50 Ohm.
GSM–850 / 900 (GSM/GPRS mode)
The
GT864-3G
transceiver modem in GSM–850/900 operating mode are class 4 in accordance
with the specification which determine the nominal 2W peak RF power (+33dBm) on 50 Ohm.
GSM850/900(EGPRS mode)
The
GT864-3G
transceiver modem in GSM850/900(850 ,900 MHz) operating mode are
class E2
in accordance with the specifications which determine the nominal 0.5W peak RF power (+27dBm)
on 50 Ohm.
DCS–1800 / PCS-1900 (GSM/GPRS mode)
The
GT864-3G
transceiver modem in DCS–1800/PCS-1900 operating mode are of class 1 in
accordance with the specifications which determine the nominal 1W peak RF power (+30dBm) on
50 Ohm.
DCS1800/PCS1900(EGPRS mode)
The
GT864-3G
transceiver modem in DCS1800/PCS1900(1800 ,1900 MHz) operating mode are
class E2
in accordance with the specifications which determine the nominal 0.4W peak RF power
(+26dBm) on 50 Ohm.
