Antenna Interface - Bausch Datacom DinBox Reference Manual

Power Supply 4-pin header (MSTBO2.5/4-GR(L)-5.08)
pitch : 5.08 mm / Inom : 12 A / Unom : 250 V
& Not Used 4-pin plug (MVSTBW2.5/4-ST-5.08)
pitch : 5.08 mm / Inom : 12 A / Unom : 250 V / Max. conductor cross section, flexible : 2.5 mm²
I/O 4-pin header (MSTBO2.5/4-GR(L)-5.08)
pitch : 5.08 mm / Inom : 12 A / Unom : 250 V
Connections 4-pin plug (MVSTBW2.5/4-ST-5.08)
pitch : 5.08 mm / Inom : 12 A / Unom : 250 V / Max. conductor cross section, flexible : 2.5 mm²
Antenna Standard SMA connector
Serial DTE RJ-45 8x8 (Molex)
3.3 Antenne Interface
The GSM antenna can be mounted directly on the GSM modem via a cable, depending
on the application and the RF field at the local site. The antenna interface connector is
SMA (male).
Frequency TX: 890-915 MHz
RX: 935-960 MHz
Impedance 50 Ohms
VSWR TX: Max. 1.7:1 installed
RX: Max. 1.9:1 installed
Gain: > 1.5dB referenced to l/2 dipole
Maximum power 1W (cw)
2W peak; at ambient temperature of 55°C
Never use the DinBox GSM/GPRS modem without a
Bausch Datacom NV
DinBox GSM/GPRS Reference manual – V1.0
CTS
RTS
RI
GND
DTR
TXD
RXD
DCD
proper antenna attached!
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