
1. LO
3. LO
2. LO
Ref.
Divider
RF
RX IF
Demodulator
and AF circuit
SYNTHESIZER
RECEIVER SIGNAL PATH
Digital
Control
Digital
Control
DS
C RX
RS
P
AF
MO R
E
F
DSC/TELEX MODEM AND SCANNING WATCH RECEIVER BLOCK DIAGRAM
RX IF
Demodulator
and AF circuit
SINGLE CHANNEL RECEIVER
Digital
Control
DSC
RX
RX
AF
MASTER OSCILLATOR
OCXO
17.325 MHz
1:10
XO
7.2528 MHz
RF
1:16
18/12-96, kk
PROGRAMMABLE COMMUNICATION PROCESSOR
I/O and
Data Com
Processor
and Memory
Demodulators
and Modulator
Alarms and
Timers
Audio
Control
Data Drivers
/Receivers
RX
A
F
TX
AF
PROGRAMMABLE COMMUNICATION PROCESSOR
I/O and
Data Com
Processor
and Memory
Demodulators
and Modulator
Alarms and
Timers
Audio
Control
Data Drivers
/Receivers
TX
A
F
RS
P
A
F
RX AF
TELEX MODEM - DSC/TELEX MODEM BLOCK DIAGRAM
PROGRAMMABLE COMMUNICATION PROCESSOR
I/O and
Data Com
Processor
and Memory
Demodulators
and Modulator
Alarms and
Timers
Audio
Control
Data Drivers
/Receivers
TX
AF
DSC/TELEX MODEM AND 2187.5 kHz WATCH RECEIVER BLOCK DIAGRAM
Summary of Contents for TRP 9250
Page 1: ...TRP 9250 250 Watt Radio Transceiver for MF HF SKANTI...
Page 5: ...ff qom VORM qb ekf i j kr i...
Page 7: ...INTRODUCTION 1 2 TRP 9250 TECHNICAL MANUAL...
Page 17: ...OPERATION 2 OPERATION Table of Contents 2 2 TRP 9250 TECHNICAL MANUAL...
Page 73: ...INSTALLATION 3 INSTALLATION Table of contents 3 2 TRP 9250 TECHNICAL MANUAL...
Page 99: ...INSTALLATION 3 28 TRP 9250 TECHNICAL MANUAL...
Page 139: ...TECHNICAL DESCRIPTION 4 TECHNICAL DESCRIPTION Table of Contents 4 2 TRP 9250 TECHNICAL MANUAL...
Page 147: ......
Page 149: ......
Page 150: ......
Page 152: ...SERVICE 5 SERVICE Table of contents 5 2 TRP 9250 TECHNICAL MANUAL...
Page 166: ...SERVICE POWER PROTECTION 5 16 TRP 9250 TECHNICAL MANUAL...
Page 174: ...SERVICE SERVICE RELATED PROG KEY OPERATIONS 5 24 TRP 9250 TECHNICAL MANUAL...
Page 194: ...DSC 9000 FRONT PANEL DSC OPERATION DSC 9000 FRONT PANEL 6 2 TRP 9250 TECHNICAL MANUAL...
Page 264: ...DSC OPERATION 6 72 TRP 9250 TECHNICAL MANUAL...
Page 266: ...DSC INSTALLATION 7 DSC INSTALLATION Table of Contents 7 2 TRP 9250 TECHNICAL MANUAL...
Page 288: ...DSC INSTALLATION 7 24 TRP 9250 TECHNICAL MANUAL...