User Manual

System Description NOTCHCELL Repeater
R-TRON Proprietary & Confidential Page 10
3 Repeater Configurations
The repeater system consists largely of the Main Box and PSU Box. The main modules or units of repeater are as
follows:
DPX (Duplexer), MC PA (Multi Carrier Power Amplifier unit), ARCU (Advanced Repeater Control Unit board),
ARIU (Advance Repeater Control Unit board), UDC (Up-Down Converter unit, with LNA), Arrestor, PSU (Power
Supply Unit), Heater Module, EMI/EMC Filter.
3.1 Main Box
The following is the picture of Main Box.
Figure 1 Sub units in a band selective repeater (Main Box)
A cabinet for a band selective repeater is equipped with two pair of UDC (with LNA) and PA units, one pair for
downlink (DL) and one pair for uplink (UL). The described cabinet is equipped for bi-directional band selective
operation.
MCPA-UL
DL-MCPA
UDC-UL UDC-DL
DPX-BS DPX-MS
ARCU
Heat Module
Arrestor Arrestor
ARIU