COBHAM OMU I User Manual

OPTICAL MASTER UNIT MARK I
PRODUCT DESCRIPTION AND USER’S MANUAL
Cobham Wireless – Coverage Date: 4-Jan-18 www.cobham.com/wireless
Document number:A1829300UM Rev. 3.1
Page | 44
3.12.4 Changing UL Combiner and DL Splitter
Connections
Via these modules the RF in/out can be connected on the front of the OMU instead of the back, if
needed. The connectors are QMA type. The modules can to be configured in two ways as shown in
the illustration below.
In Alternative 2 the input to the OMU is made via the QMA connectors marked RF in/RF out.
NOTE: In the illustration above only one Fiber Optic Converter is shown. The other converters are connected
accordingly. The configuration at delivery is Alternative 1.
RF in
DL out
UL in
RF out
RF in
DL out
UL in
RF out
RF in
DL out
UL in
RF out
Alternative 1
Alternative 2
Input to OMU
DL
OMU front side
DL out
RF in
UL in
RF out
Fibre port
RF in
RF out
Fibre Optic
Converter
Optional links
UL
Combiner
OMU back side
DL
Splitter
UL

COBHAM OMU I Specifications

General

Brand	COBHAM
Model	OMU I
Category	Network Hardware
Language	English