User Manual

MAMBO2 HARDWARE MANUAL VERSION 1.0.1
4.1.4 GSM/GPRS features
 GSM/GPRS core:
➢ Telit GE864-Quad module
➢ Quad-Band: GSM 850, 900, DCS 1800, PCS 1900.
➢ Compliant to GSM Phase 2/2+
 Output power:
➢ Class 4 (2 W) at EGSM900/850
➢ Class 1 (1 W) at GSM1800 and GSM 1900
 GPRS connectivity:
➢ GPRS multi-slot class 10
➢ GPRS mobile station class B
 DATA:
GPRS ⇒
➢ GPRS data downlink transfer: max. 85.6 kbps (see table 3).
➢ GPRS data uplink transfer: max. 42.8 kbps (see table 3).
➢ Coding scheme: CS-1, CS-2, CS-3 and CS-4.
CSD ⇒
➢ Direct dial-up connection - Automatic answer of a data call
from any modem with live NMEA GPS data.
➢ CSD transmission rates: 2.4, 4.8, 9.6, 14.4 kbps, non-transparent,
V.110. .
 SMS:
➢ SMS based reporting in text mode;
➢ Continuous minute-by-minute tracking.
➢ Automatic reply to a polling SMS from any mobile phone or
GSM modem with contents NMEA data).
 GPRS Coding scheme:
Coding scheme 1 Timeslot 2 Timeslots 4 Timeslots
CS-1: 9.05 kbps 18.1 kbps 36.2 kbps
CS-2: 13.4 kbps 26.8 kbps 53.6 kbps
CS-3: 15.6 kbps 31.2 kbps 62.4 kbps
CS-4: 21.4 kbps 42.8 kbps 85.6 kbps
Table 3: Coding schemes and maximum net data rates over air interface
Please note that, the values listed above are the maximum ratings which, in practice, are
influenced by a great variety of factors, primarily, for example, traffic variations and network
coverage.
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