User's Manual Part 2

LINKnet™ OFR400 RF MODULES ! USER MANUAL
DCM000000019
Printed: 00.04.11,13:13
Revision Date:4/11/00 5
OFR400 RF Module
Block diagram
Transmit Board
UMC Controller Board
Receive Board
IF Board
RF Input
403- 512 M H z
RF Output
403- 512 M H z
Micro-
Controller
with lines to
all Boar ds
Blind-Mate
to SMA RF
Connector
Blind-Mate
to SMA RF
Connector
Power &
Control to
Backplane
Gain Control
Comm unication
Interfaces
Gain
Control
Test
Oscillator
Low Noise
Pre-Amplifier Buffer
Amplifiers
2'nd Local
Oscillator
First Local
Oscillator
Buffers, Filters, and
Linear Power Amplifier
Power
Circuits
First Local
Oscillator
2' nd IF
Crystal
Filter
First IF
Filter
First IF
Filter
2' nd IF
Crystal
Filter
2'nd Local
Oscillator