Table Of Contents - Icom IC-3A Instruction Manual

Table of Contents

Table Of Contents2
Introduction3
Specifications4
Accessories6
Pre-Operation7
Battery Installation7
How To Charge7
Precautions9
General Cautions9
When To Replace Batteries10
When Using The Alkaline Power Pack10
External Antenna12
Attachment Of Hand Strap And Belt Clip12
Control Functions13
Top Panel13
Front Panel14
Rear Panel14
Antenna Connector15
Transmit/Battery Indicator15
Squelch Control15
Volume Control15
Electret Condenser Microphone16
Dynamic Microphone16
Operation19
Receiving19
Transmitting20
Inside View21
Main Unit Side21
Pll Unit Side22
Circuit Description23
Receiver Circuits23
Antenna Switching Circuit23
Rf Amplifier And First Mixer23
Af And Squelch Circuits24
Transmitter Circuits25
Mic Amplifier Circuit25
Multiplier And Driver Circuits25
Power Amplifier Circuit25
Pll Circuits26
Local Oscillator Circuit26
Mixer, Low-Pass Filter And Amplifier Circuits26
Programmable Divider Circuit26
Preference Frequency Generator Circuit27
Phase Detector And Loop Filter Circuits27
Vco Circuit28
Power Supply Circuit28
Led Indicator Circuit29
Dual-Tone Encoder Circuit29
Troubleshooting30
Voltage Charts33
Main Unit Transistors33
Pll Unit Transistors35
In Transmit Mode36
In Receive Mode36
Block Diagram37
Options38