GT863-3GG Product Description
80269ST10077a Rev.0
–
2010-09-22
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved.
Page 14 of 37
4.
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
E-GSM-900
890.0 - 914.8
935.0 - 959.8
0 – 124
45 MHz
45 MHz
880.2 - 889.8
925.2 - 934.8
975 - 1023
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
190MHz
WCDMA-850
826.4-846.6
871.4-891.6
Tx : 4132-4233
Rx : 4357-4458
45MHz
WCDMA-1900
1852.4-1907.6
1932.4-1987.6
Tx : 9262-9538
Rx : 9662-9938
80MHz
4.1.
Transmitter output power
WCDMA850/1900/2100
The GT863-3GG 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 GT863-3GG 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 GT863-3GG 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 GT863-3GG 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.
