Service Manual

GSM-205-423
Suggested RF configurations
31st Oct 01
Inst. 2–28
Installation & Configuration: Horizon macro indoor
CONTROLLED INTRODUCTION
68P02902W08-B
Configuration
for omni 3 or 4
Figure 2-16 shows a suggested configuration, using a single Horizon macro
cabinet, for omni 3 or omni 4 with duplexed combining bandpass filter.
B
EXT RX RX RX RX RX RX EXT
A0A1A2A0B1B2B
2
BLANK
0
ANT
RX
DCF
N01
ANT
RX
DCF
1
N01
Figure 2-16 Single cabinet omni 3 or 4 with DCF
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...
omni 3 DCF 1
Configuration
for omni 3
Figure 2-17 shows a suggested configuration, using one Horizon macro cabinet,
for omni 3 with dual stage duplexed combining filter.
B
EXT RX RX RX RX RX RX EXT
A0A1A2A0B1B2B
2
BLANK
FEED
THRU
0
ANT
RX
DDF
N01
1
TXTX
N02
Figure 2-17 Single cabinet omni 3 with DDF