Multiple-IRDs Connection
In order to connect multi-IRD to the antenna, you will need to purchase
a suitable multiswitch. The multiswitch has to be installed between the
antenna unit and the IRDs as shown on the right.
Figure 17 : Multi-IRDs Conguration
Note: The system can receive either “High Band” or “Low Band”
channels by using a multi-switch to connect more than two receivers.
RF1RF2
RF Cable
ACU IRD Cable
IRD 4
Multi switch
(Not Supplied)
IRD 3
* IRD 1~4 : Not supplied
IRD 2IRD 1
NMEA
ANT RF1 RECEIVER
FUSEDC 9~30V PC INTERFACE
FG - +
+ -
Antenna Receiver
DC Power Cable
NMEA GPS
PC Cable
ACU