Service Manual
GSM-205-423
Suggested RF configurations
31st Oct 01
Installation & Configuration: Horizon
macro
indoor
68P02902W08-B
CONTROLLED INTRODUCTION
Inst. 2–39
Configuration
for sector 5/5/5
or 6/6/6
Figure 2-31 shows a suggested configuration, using three Horizon
macro
cabinets, for sector 5/5/5 or sector 6/6/6 with dual stage duplexed combining
filter and air combining.
B
EXT
12
0
N01
N01
ANT
RX
RX
RX
RX
RX
RX
EXT
A0A1A2A0B1B2BB
EXT
12
0
TX
ANT
DDF
TX
ANT
DDF
FEED
THRU
RX
RX
RX
RX
RX
RX
EXT
A0A1A2A0B1B2B
RX RX
N02
RX
ANT
RX
N01
N01
SECTOR 1
SECTOR 2 SECTOR 3
N02
TX
DDF
TX
DDF
FEED
THRU
N02
N02
B
EXT
12
0
ANT
RX
RX
RX
RX
RX
RX
EXT
A0A1A2A0B1B2B
RX
ANT
RX
N01
N01
TX
DDF
TX
DDF
FEED
THRU
N02
N02
Figure 2-31 Sector 5/5/5 or sector 6/6/6 with DDF and air combining
Unused SMA connectors must be fitted with 50 ohm terminating loads as shown
below.
If configured for...
Then 50 ohm load required on
unused SMA input to...
sector 5/5/5 all DDF 2 modules