Figure 2.1 Reciter High Level Block Diagram - Tait TB8100 Service Manual

Figure 2.1 Reciter high level block diagram
RF I/P
External
Reference
Reference
Frequency
Frequency
(if used)
Subsystem
RF O/P +
PA Key
RF Board
28 Reciter Circuit Description
Power
Supply
IF
Receiver
12.8MHz
Ref.
Control &
Communications
Synthesizer
Subsystem
Modulation
& Frequency
Exciter
28VDC I/P
28V
Power
28V 5V
Supply
3.3V
8.5V
Digital
Receiver
CODECs
DSP/RISC
40MHz
Clock
Digital
Receiver
CODEC
Control
CODEC
Control Bus
Audio &
RSSI
CODEC
Control &
DSP
Communications
RISC
Control &
Communications
Audio
Digital Board
System
System I/O
TB8100 Service Manual
© Tait Electronics Limited September 2006
System
Interface
Board