Cisco GS7000 User Manual

Chapter 2 Theory of Operation
24
RF Amplifier Module
Introduction
This section describes the RF amplifier module. The RF amplifier module contains
the forward band and the reverse band amplifiers.
Functional Diagrams
The following diagrams show how the RF amplifier functions.
Port 3
Port 2
Port 1
1.2GHz GS7000 Node
4 Way Forward Segmentable Launch Amplifier Module
Digital
Control
Pre
Amp
Forward Configuration
Module
Forward Input
R1R2R4
Digital
Control
R3
G
Pre
Amp
AC 2
Power
Surge
Protection
Rev. TP
Fwd. TP
Rev. TP
Fwd. TP
Fwd. TP
Port 6
Rev. TP
Port 5
AC
Port 4
AC
AC
Output
GaN
Gain Block
Aux. Reverse
Injection
Director
Node Signal
Director
Splitter
Interstage
GaAs
Gain Block
Output
GaN
Gain Block
Tilt Pad EQ
Pad
Pad
Pad
EQPad
Pad
Pad
Ther
Ther
Interstage
GaAs
Gain Block
RF
Switch
RF
Switch
E
Pad
D
210 MHz Aux.
Reverse Injection
Option
F
DC
Switch
G
J
Surge
Protection
AC 1
Power
Rev. TP
Fwd. TP
Rev. TP
Fwd. TP
Fwd. TP
Rev. TP
AC
AC
AC
Aux. Reverse
Injection
Director
Node Signal
Director
Jumper
Output
GaN
Gain Block
Pad
Pad B
Tilt
EQ
Pad
Ther
Pad
210 MHz Aux.
Reverse Injection
Option
C
A
Output
GaN
Gain Block
Pad
Pad
EQ PadPad
Ther
DC
Switch
Interstage
GaAs
Gain Block
J
RF
Switch
RF
Switch
Pre
Amp
Interstage
GaAs
Gain Block
TrimTrim
Trim
Trim
Field Accessable
Plug-In
Factory
Plug-In
Field Accessable
Split Upgrade
Low
High
Low
High
Low
High
Low
High
Low
High

Cisco GS7000 Specifications

General

Brand	Cisco
Model	GS7000
Category	Network Hardware
Language	English