Use Manual

DMR repeater 24/01/2011 Versione 1.3
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Pag. 25 / 31
For example, the following picture shows how two repeaters should be connected to implement a
simulcast network with ethernet links
.
GPS and
GSM/GPRS
antenna
Ethernet SWITCH
L
A
N
c
a
b
l
e
L
A
N
c
a
b
l
e
LAN cable
Remote control PC
“DMR Manager”
GPS
GSM/
GPRS
DMR master
Diversity RX
antenna,
if needed
Main RX /
TX antenna
GPS and
GSM/GPRS
antenna
GPS
GSM/
GPRS
DMR slave
Diversity RX
antenna,
if needed
Main RX /
TX antenna
In case of UHF links, 2 transceivers are needed for each site, one for local broadcasting and the other
for the link between master and satellite. They can be mounted into the same rack 19” 3U. The
following picture shows the back side of a RF linked satellite.