TECHNICAL MANUAL
Telit GM862-GPS
Quad Band GPS Data Terminal Module
Pag.10 of 79
Rev. 0
3.1.4 Radio Electric Characteristics
3.1.4.1 Operating frequencies
The standard operating frequencies are conforming to the ETSI 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
880.2 - 889.8
925.2 - 934.8
975 - 1023
45 MHz
GSM-850
824.2 - 848.8
969.2 - 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
3.1.4.2 Transmitter output power
GSM–850
The GM862-GPS transceiver module in GSM–850 operating mode is class 4 in
accordance with the specification that set the nominal 2W peak RF power (+33dBm) on 50
Ohm.
GSM–900
The GM862-GPS transceiver module in GSM–900 operating mode is class 4 in
accordance with the specification that set the nominal 2W peak RF power (+33dBm) on 50
Ohm.
DCS–1800
The GM862-GPS transceiver module in DCS–1800 operating mode is class 1 in
accordance with the specifications that set the nominal 1W peak RF power (+30dBm) on
50 Ohm.
PCS–1900
The GM862-GPS transceiver module in PCS–1900 operating mode is class 1 in
accordance with the specifications that set the nominal 1W peak RF power (+30dBm) on
50 Ohm.
3.1.4.3 Reference sensitivity
GSM–850
The sensitivity of the GM862-GPS transceiver module according to the specifications for
the class 4 GSM–850 portable terminals is better than –102dBm in all the operational
conditions.
GSM–900
The sensitivity of the GM862-GPS Transceiver module according to the specifications, for
the class 4 GSM–900 portable terminals is better than –102dBm in all the operational
conditions. The static sensitivity is better than –105dBm in all the operational conditions.
DCS–1800
The sensitivity of the GM862- GPS Transceiver module according to the specifications, for
the class 1 portable terminals DCS 1800 is better than –102dBm in normal operating
conditions. The static sensitivity is better than –105dBm in all the operational conditions.
PCS–1900
The sensitivity of the GM862- GPS Transceiver module according to the specifications, for
the class 1 portable terminals PCS 1900 is better than –102dBm in normal operating
conditions. The static sensitivity is better than –105dBm in all the operational conditions.