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Ericsson CME 20 R6.1 - Page 27

Ericsson CME 20 R6.1
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Radio Configurations, RBS 2000 Micro
GSM 1800/ GSM 1900
Beamwidth: For omnidirectional antennas, specification
on beamwidth is replaced by the
specification on gain.
Space diversity separation: The two antennas has a horizontal
separation of at least 0.5 wavelengths c/c
or a vertical separation of 1.0 wavelengths
c/c.
Power Handling: The antenna is able to handle a continuous
output power of 10 W.
3.5.5 Sector Antenna
GSM 900
For sector antennas, the beamwidth is specified both as the traditional
3 dB beamwidth and also as a beamwidth at the 0 dBi (isotropic) level:
Horizontal:
Min. 80
at the 3 dB point
Min. 180
at the -10 dB level
Vertical:
Max. 75
at the 3 dB point
The antenna is able to handle a continuous output power of 10 W.
GSM 1800/ GSM 1900
For sector antennas, the beamwidth is specified both as the traditional
3 dB beamwidth and also as a beamwidth at the 0 dBi (isotropic) level:
Horizontal:
Min. 60
at the -3 dB point
Min. 120
at the -10 dB level
Vertical:
Max. 50
at the -3 dB point
The antenna is able to handle a continuous output power of 10 W.
3.5.6 Supported Basic Configurations
RBS 2301
The following Basic Configurations are supported:
Table 3 RBS 2301 Supported Configurations
No. Cab. Config/band GSM 900 GSM 1800 GSM 1900
1 M9d_2.2
(1)
x
1 M9d_2.2 x
1 M9d_1.2 x
1 M18d_2.2
(1)
x
26 (306)
EN/LZT 123 2697 R5A
1998-08-13
© Ericsson Radio Systems AB
All Rights Reserved

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