Technical Specifications - Topex MobiLink ISDN2GSM User Manual

TOPEX MobiLink ISDN2GSM

6. Technical specifications

GSM modules
Dual-Band EGSM900 and
Mobile networks
GSM1800
Compliant to GSM phase 2/2+
Class 4 (2 W) for EGSM900
Maximum RF output
Class 1 (1 W) for GSM1800
power
Control via AT commands
– Idle mode (registered) 25 mA
Power consumption: – 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
Dual band, 3m long cable, magnetic
External antenna
base
- DTMF (Dual Tone Multi Frequency)
- Half rate, Full rate or Enhanced full
Extra features
-
Dual color LED, green for GSM 0 and
Optical indicator
gred for GSM 1
Line (ISDN)
Connectors Standard RJ45 connector for ISDN
ISDN protocol EuroISDN, DSS - 1
So, point to multipoint So, point to
NT interface
point
TE interface So, point to multipoint So, point to point
SY Synchronization, paralleled to TE
Dual color LED, red for TE interface
Optical indicator
and green for NT interface
User`s Manual
rate
Echo cancellation and Noise
reduction
37