Yaesu FT-73R User Manual

Covers frequency coverage, channel steps, emission type, supply voltage, current consumption, and antenna.

Details receiver circuit type, sensitivity, adjacent channel selectivity, intermodulation, and audio output.

Outlines transmitter power output, frequency stability, modulation system, maximum deviation, FM noise, and spurious emissions.

Lists available accessories and options like battery packs, chargers, cases, microphones, and antennas.

Describes the controls and jacks located on the top panel of the transceiver.

Details the controls and indicators on the front and side panels, including the LCD and keypad.

Provides a step-by-step guide for safely removing and replacing battery packs and dry cell cases.

Details various AC and DC chargers for Ni-Cd battery packs, including specifications and charging times.

Explains the use and benefits of the optional speaker/microphone accessory.

Discusses antenna types, impedance matching, and connection for optimal performance.

Instructions for installing the subaudible CTCSS unit for tone encode/decode functions, covering different installation scenarios.

Instructions for installing the 16-key DTMF keypad for autopatching and remote control functions.

Initial steps before operation, including battery charging, antenna connection, and key familiarization.

Guide to setting the squelch control for clear reception and activating the power saver.

How to transmit using the PTT switch, selecting low or high power output.

Methods for selecting operating frequency and channel steps using the dial and keys.

Instructions for storing and recalling frequencies in the ten programmable memory channels.

How to activate and use repeater shifts (+/-) and the REVerse function, including odd splits.

Details band scanning and memory scanning, including how to start, stop, and pause.

How to monitor a specific memory channel (Memory 1) while operating on other channels.

How to use the FTS-12 Tone Squelch Unit for silent monitoring and tone encode/decode.

Troubleshooting common issues, error messages, keypad lock, and basic reset procedures.

Tips for conserving battery life, proper charging habits, and battery status indicators.