User Manual

System Description NOTCHCELL Repeater
R-TRON Proprietary & Confidential Page 12
UDC converts (Down) a signal received from LNA and gets rid of signal which is out of the bandwidth range,
then converts (Up) again into the original frequency range and controls ‘Path Gain’.
3.3.2 MCPA (Multi Carrier Power Amplifier unit)
Figure 5 MCPA -UL
Figure 6 MCPA -DL
CDMA repeaters can be equipped with two MCPA that boosts the output gain with typically 35~40dB. PA (Power
Amplifier) amplifies RF signal received from UDC (Downlink) up to 50 dB and its Maximum RF input is 42 dBm in
terms of CDMA SFA standards.