User Manual

System Description NOTCHCELL Repeater
R-TRON Proprietary & Confidential Page 13
3.3.3 ARCU (Advanced Repeater Control Unit board)
Figure 7 ARCU
The ARCU board is the control unit of the repeater. The ARCU board is used to supervise and control operational
parameters such as gain control, ALC handling, etc. The ARCU takes care of alarms and the event log, password
and logon, and many other procedures.
3.3.4 DPX (Duplexer)
Figure 8 DPX-BS Figure 9 DPX-MS
The Duplexers are located in the lower part of the repeater cabinet. MS and BS duplexers are identical.