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Icom IC-F3GT Service Manual

Icom IC-F3GT
83 pages
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SERVICE
MANUAL
1-1-32, Kamiminami, Hirano-ku, Osaka, 547-0003, Japan
S-13713IZ-C1V-q
© 2000 Icom Inc.
VHF FM TRANSCEIVERS

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Icom IC-F3GT Specifications

General IconGeneral
BrandIcom
ModelIC-F3GT
CategoryTransceiver
LanguageEnglish

Summary

Introduction and Safety Information

DANGER Warnings

Crucial safety warnings regarding electrical hazards, liquid exposure, and RF signal limits.

Section 1 Specifications

Section 3 Disassembly and Option Instructions

Section 4 Circuit Description

Receiver Circuitry

Describes antenna switching, RF amplification, mixer, IF stages, and demodulator circuits.

Transmitter Circuitry

Details microphone amplification, modulation, power amplification, and APC circuits.

Section 5 Adjustment Procedures

Preparation for Adjustments

Lists required test equipment, system requirements, and software installation for calibration.

PLL Lock Voltage Adjustment

Details the procedure for adjusting the PLL lock voltage for stable frequency operation.

Software Adjustment Guide

Explains software-based adjustments for frequency, output power, FM deviation, and DTCS.

Section 6 Parts List

Section 7 Mechanical Parts and Disassembly

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