Service Manual

GSM-205-423
Suggested RF configurations
31st Oct 01
Installation & Configuration: Horizon macro indoor
68P02902W08-B
CONTROLLED INTRODUCTION
Inst. 2–33
Configuration
for 2 cabinet
sector 5/5 or 6/6
Figure 2-25 shows a suggested configuration, using two Horizon macro cabinets,
for sector 5/5 or 6/6 with dual stage duplexed combining filter and air combining.
SECTOR 2
B
EXT RX RX RX RX RX RX EXT
A0A1A2A0B1B2B
N02
2
ANT
RX
DDF
FEED
THRU
0
ANT
RX
DDF
N01
1
TX
TXTX
N02
N01
SECTOR 1
B
EXT RX RX RX RX RX RX EXT
A0A1A2A0B1B2B
N02
2
ANT
RX
DDF
FEED
THRU
0
ANT
RX
DDF
N01
1
TX
TXTX
N02
N01
Figure 2-25 Two cabinet sector 5/5 or 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 both DDF 2 modules