User's Manual

EMS Wireless Operator’s Manual
MirrorCell II CDM 812, CDM1912 Series
608112-1, Rev C
32
Duplexer DuplexerSynthesizer
Downlink Power Amplifier
Donor
Antenna
Server
Antenna
LNA
Downconverting
Mixer
Downconverting
Mixer
Upconverting
Mixer
Upconverting
Mixer
SAW
Bandpass
Filter
SAW
Bandpass
Filter
Uplink Output
Amplifier
LNA
Downlink
Amplifier
Downlink (Forward) Signal Path
Uplink (Reverse) Signal Path
UL
DL
UL
DL
Channelizer Unit
Power Supply
Status and
Control
Module
Power Source (120 VAC,
200-260 VAC, 24 VDC)
Figure 10: Block Diagram of MirrorCell

II Repeater
The five major modules include: The Channelizer Module, the downlink power
amplifier, power supply, duplexers, and the status and control module (contained within
the Channelizer). Built-in software adjusts and controls the repeater gain and other
functions.
An internal view of the repeater with the major components identified is shown in
Figure 11.