Cisco Cisco Prisma II EDR Receiver Installation Guide

Page of 178
 
Chapter 1        Module Introduction 
 
 
 
34 
 
analog RF signals. The RF signals for transmitter #1 are sent to the RF Out Port 1, the 
RF signals for transmitter #2 are sent to the RF Out Port 2. 
 
 
2:1 Input, Two RF Output, Two OPMs 
Referring to the diagram below, each QEDR transmitter digitizes two RF signal into 
a serial stream and transmits it over optical fiber to the receiver. At the receiver, the 
serial streams from four separate transmitters are deserialized and converted back to 
analog RF signals. The RF signals for transmitter #1 and transmitter #3 are combined