Cisco Model 6944 and 6940 Node bdr Dig Rev 2 1 Mux System for Prisma II Datenbogen
Prisma II bdr Digital Reverse 4:1 Multiplexing System
2
Block Diagrams
Typical Application
7-42 MHz
RF Inputs
Input 1
Input 2
D
W
D
M
M
U
X
24:1
Output 1
Output 3
Output 93
Output 94
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Hub Site or Remote Terminal
Headend or Hubsite
X 24
X 24
7-42 MHz
RF Outputs
Input 93
Input 94
4:1
Receive
Processor
Receiver
Module
4:1
Receive
Processor
Receiver
Module
Optical
Switch
D
W
D
M
M
D
E
M
U
U
X
1:24
Laser
Module
4:1
Transmit
Processor
Laser
Module
4:1
Transmit
Processor
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Output 2
Output 4
Output 95
Output 96
Input 3
Input 4
Input 95
Input 96