Nokia 6800 Series 用户手册
Chapter 7: VEA-6840 Video Equalizing Amplifier Module
Overview
54
6800/7000 Series - Distribution and Routing Products Installation and Operation Manual
The VEA-6840 also can compensate various types of cables using
different equalization network sub modules installed in the main
module.
different equalization network sub modules installed in the main
module.
Figure 7-1.
VEA-6840 Functional Block Diagram
Input Coupling
Section
Eight
Coax
Outputs
AC
AC
Input
Differential
Amplifier
Output
Amplifier
DC
DC
EQ
EQ
GAIN
CLAMP
Clamp Mode
Selection
No
Clamp
Hard
Soft