User's Manual

LinkNet™ LNKC1900 RF MODULES ! USER MANUAL
DCM000000053
Printed: 01.05.30,10:37
Revision Date:5/30/01 5
LNKC1900 RF Module
Block diagram
Transmit Board
UMC Controller Board with TCXO
Receive Board
IF Board
RF Input
1.8/1.9GHz
RF Output
1.8/1.9GHz
Micro-
Controller
with lines to
all Boards
Blind-Mate
to SMA RF
Connector
Blind-Mate
to SMA RF
Connector
Power &
Control to
Backplane
Communication
Interfaces
Power
Sense
Low Noise
Pre-Amplifier Buffer
Amplifiers
Local
Oscillator
Buffers, Filters, and
Linear Power Amplifier
Power
Circuits
Local
Oscillator
Band Selecting
SAW Filter
Digital Gain
Control
Digital Gain
Control