TOPEX MobiLink ISDN2GSM User`s Manual
37
6. Technical specifications
GSM modules
Mobile networks
Dual-Band EGSM900 and
GSM1800
Compliant to
GSM phase 2/2+
Maximum RF output
power
Class 4 (2 W) for EGSM900
Class 1 (1 W) for GSM1800
Control
via AT commands
Power consumption:
– Idle mode (registered) 25 mA
– Speech mode 300 mA
– Peak <2.5 A
– Power down 50 mA
– Sleep mode 3.5 mA
Reception sensitivity
-104 dBm
SIM card
3 V, plug-in card
Antenna connector
FSM, 50
Ω
impedance
External antenna
Dual band, 3m long cable, magnetic
base
Extra features
- DTMF (Dual Tone Multi Frequency)
- Half rate, Full rate or Enhanced full
rate
-
Echo cancellation and Noise
reduction
Optical indicator
Dual color LED, green for GSM 0 and
gred for GSM 1
Line (ISDN)
Connectors
Standard RJ45 connector for ISDN
ISDN protocol
EuroISDN, DSS - 1
NT interface
So, point to multipoint So, point to
point
TE interface
So, point to multipoint So, point to point
SY
Synchronization, paralleled to TE
Optical indicator
Dual color LED, red for TE interface
and green for NT interface
Содержание MobiLink ISDN 2 GSM
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