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Manuals
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Icom Manuals
Transceiver
IC-740
Insrtuction manual
Icom IC-740 Insrtuction Manual
Hf all band transceiver
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Common questions
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Specifications
Features
Installation
Unpacking
Recommendations for Installation
Power Supply
Antenna
Ground
Microphone
CW Key
Headphones
Cooling Fan
Operating Controls
Front Panel
VOX Switch
VOX Gain/Keyer Speed Control
T/R Switch
MIC Connector
Phones Jack
Band Switch
Tuning Control Knob
Tuning Rate Switches
Dial Lock Switch
Incremental Tuning Control
Top Cover
Rear Panel Connections
Pass-Band Shift Control
Filter Switch
Receiver Antenna Output Terminal
T/R Control Terminal
RTTY Keying Terminal
Memory Backup Terminal
How to Tune
Frequency Display on each Mode
VFO Switch
Split Switch
Rit
Xit
Memory/Vfo Write Button
SSB Operation
Noise Blanker
Automatic Gain Control
Memory-Reading
Notch Filter
Transmitting
How to Use the Speech Processor
How to Use the Vox Circuit
Monitor
CW Operation
RTTY Operation
CW Side-Tone (Monitor)
Semi Break-In Operation
Receiving
FM Operation
Other Operations
WWV Reception
Simple Frequency Alignment
Receive Antenna Terminals
Transceiver Connection
Linear Amplifier Connection
Circuit Description
Low-Pass Filter Unit
RF Unit
IF Unit
Main Unit
PA Unit
Logic Unit
Display Unit
PLL Unit
HPL Unit
VCO Unit
Inside Views
Top View
Bottom View
Option Installation
Installation of Optional Filter
Installation of FL-45/FL-54
Installation of FL-44
Marker Unit IC-EX241
Assembly Procedure
Calibration of the Marker
Calibration of the Transceiver
FM Unit IC-EX242
Electronic Keyer Unit IC-EX243
Built-In Power Supply Unit
Other Options
Troubleshooting
Block Diagram
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Specifications
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Microphone
3
Fm Operation
4
Built-In Power Supply Unit
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