Ericsson CME 20 R6.1 - Basic Configuration GSM 1800 Mhz, M18 D_1.2

Radio Configurations, RBS 2000 Micro
3.9 Basic Configuration GSM 1800 MHz, M18d_1.2
Ant.
output
TX / RX
X
V
TX2
TX1
RXA
RXB
RXA
RXB
CDU
07_0348a
MultiCasting
Box
50
ohm
X
X
TRX
TRX
RXDA
<
RXDA
<
FILTER
UNIT
DUPLEX
Figure 15 Basic Configuration M18d_1.2
3.9.1 Characteristics M18d_1.2
Max. no. of TRXs 2
No. of feeders 1
No. of antennas 1
Antenna configuration TX/RX
Loss TRX-TX Reference point Max. 4.5 dB in each output/input
Limitations No RX diversity
3.9.2 Capacity M18d_1.2 (with Multicasting Box)
The capacity is defined at the Tx and Rx reference points marked with
X.
Capacity Radio Transmission: The output power from 1 TX to each TX/
RX output/input is minimum +27.5 dBm.
Capacity Radio Reception: The actual sensitivity level is −99.5 dBm,
or better.
EN/LZT 123 2697 R5A
1998-08-13
33 (306)
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