Yaesu FTA-450L User Manual

Operating Manual
AIR BAND TRANSCEIVER
FTA-450L

Yaesu FTA-450L Specifications

General

Operating Temperature Range	-20°C to +60°C
Waterproof Rating	IP54
Frequency Range TX	108.000 - 136.975 MHz
Frequency Range RX	108.000 - 136.975 MHz
Modulation	AM
Output Power	5W / 1W
Channels	200
Power Supply	7.4 V DC
Channel Spacing	8.33 kHz / 25 kHz
Operating Voltage	7.4V DC

Summary

Important Notice

FCC RF Exposure Compliance Requirements for Occupational Use Only

Details FCC RF exposure compliance for occupational use and applicable standards.

Notice Regarding Service

States there are no user-serviceable points and refers to the Authorized Service Center.

Introduction

Welcome and Congratulations

Welcomes the user and highlights the radio's reliability and ease of use.

Accessories and Options

Supplied Accessories

Lists all accessories included with the FTA-450L radio.

Available Optional Accessories

Lists optional accessories that can be purchased for the FTA-450L.

Safety Precautions

Type and Meaning of Marks and Symbols

Explains the meaning of danger, warning, caution marks and action symbols.

Critical Safety Warnings

Outlines critical safety warnings regarding usage, battery handling, and environmental hazards.

Controls and Connectors

Top Panel Controls

Details the Antenna Jack, VOLUME knob, and DIAL selector knob.

Front Panel Components

Identifies and describes the LCD, microphone, keys, and loudspeaker.

Left Side Controls

Describes the POWER switch, PTT switch, and SQL switch.

Right Side Jacks

Details the MIC/SP Jack, DATA Jack, and EXT DC Jack.

LCD Display (COM Band)

Display Elements Explained

Explains the various icons and fields displayed on the LCD screen.

Before You Begin

Battery Installation and Removal

Provides instructions for installing and removing the battery pack.

Battery Charging Procedure

Guides the user on how to charge the Lithium-ion battery pack.

Alkaline Battery Tray and Low Battery Status

Explains alkaline tray installation and how the radio indicates low battery.

External Power, Antenna, and Belt Clip

Covers external DC connection, antenna, and belt clip installation.

Headset Connection and General Precautions

Explains headset connection and lists important usage precautions.

Basic Operation

Radio Reception in COM Band

Describes how to turn the radio on/off and receive signals in the COM band.

Adjusting Frequency and Volume

Explains setting frequencies via dial/keypad and adjusting audio volume.

Squelch and Monitor Switch

Guides on adjusting squelch and using the monitor switch for weak signals.

Emergency Frequency and Modes

Details accessing the 121.5 MHz emergency frequency and operation modes.

Transmission and Menu Navigation

Describes transmitting, internal microphone use, and accessing menu items.

Resetting the Radio

Guides on clearing memories and settings to factory defaults.

Advanced Operation

Weather Channel Reception

Details how to receive NOAA weather broadcasts and access stored channels.

Weather Alert and Dual Watch

Explains weather alerts and the dual watch feature for monitoring two channels.

Timer Mode and Stopwatch Usage

Details using the stopwatch and countdown timers for time-keeping.

TOT Feature and Battery Saver

Explains Time-Out Timer and battery saver for power conservation.

Headset Microphone and VOX Operation

Describes headset microphone assignment and voice-activated switching (VOX).

VOX Adjustment and Side Tone Control

Guides on adjusting VOX sensitivity and monitoring own voice.

Lock Function and Channel Steps

Explains lock functions and changing between 8.33/25 kHz channel steps.

PTT Lock and ANL Feature

Details PTT lock function and the Automatic Noise Limiter (ANL).

Memory Operation

Recalling Stored Memories

Guides on how to access stored memory channels.

Instant Frequency Storage

Describes how to quickly save a frequency to memory.

Memory Entry Maintenance

Covers adding, editing, and deleting memory channels and group names.

Editing and Deleting Memory Information

Details editing existing memory channels and removing stored entries.

Setting Group Names

Guides on how to assign names to memory channel groups.

Scanning Operation

Scanning Channels

Describes how to initiate channel scanning in COMM, MR, and WX modes.

Scanning Specified and Marked Channels

Explains how to mark specific channels and scan only marked frequencies.

Setup Mode

Basic Setup Navigation

Outlines the general steps for navigating the SETUP menu.

Menu Items and COMM Settings

Lists setup categories and covers COMM mode operation settings.

Alert, Scan, and Filter Settings

Details weather alerts, scan settings, and receiver audio filters.

Radio Configuration and Display Settings

Covers microphone, VOX, and display brightness/lamp/contrast configurations.

Timer, Power Save, Lockout, and Reset

Explains timer alarm, power save, lockout settings, and radio reset procedures.

About Radio and Setup Menu Summary

Allows confirmation of software version and summarizes SETUP menu items.

Specifications

General and Receiver Specifications

Lists general technical details and receiver specifications.

Transmitter Specifications

Lists transmitter power output, frequency stability, and modulation.

Troubleshooting for Headset Connection

Headset Connection Issues and Solutions

Addresses common problems when connecting headsets and provides solutions.

Quick Reference

Quick Reference Card Summary

Contains condensed instructions for common operations like saving, recalling, and locking.

Entering and Editing Characters

Character Input and Editing Methods

Explains how to use the dial and keypad for character input and editing.

Declaration of Conformity

Equipment Compliance Standards

Lists standards and directives the equipment complies with.