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Kenwood TH-D74A/E User Manual

Kenwood TH-D74A/E
64 pages
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Table of Contents

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Kenwood TH-D74A/E Specifications

General IconGeneral
BrandKenwood
ModelTH-D74A/E
CategoryTransceiver
LanguageEnglish

Summary

Enjoying APRS

Frequency Data Field and AUTO-TUNE (or QSY)

Utilizing the frequency data field in APRS packets for auto-tuning and QSY.

Voice over Internet Protocol (Vo-IP) and D-STAR

Integrating VoIP systems like D-STAR with APRS for enhanced digital voice communication.

APRS

Relative Direction Display (New Feature)

Enhanced display showing target station direction relative to the user's station.

Transmission of Object/Item Information (New Feature)

Support for transmitting object and item information with time-stamped data.

Disclosing Audio Standby Frequency (QSY Feature)

Using the QSY feature to disclose audio standby frequencies for communication.

Disclosing D-STAR Standby Information with the QSY Feature (New Feature)

Using QSY feature to disclose D-STAR standby information for automatic configuration.

Restricting QSY Information (New Feature)

New QSY feature to restrict 'Tune' operation to a specified distance range.

What is a KISS modem?

Explanation of the KISS modem and its role in packet communication protocols.

What is KISS?

Definition of KISS (Keep It Simple, Stupid) as a modem with protocol control removed.

KISS Mode

Operating an IGate or digipeater station using a PC with APRS software and KISS mode.

Operation of Digipeater via Combination of the TH-D74A/E and UI-View32

Procedure for combining the TH-D74A/E with UI-View32 to form a digipeater.

Enjoying D-STAR

D-STAR Reflector operation

Step-by-step instructions for linking and operating with D-STAR reflectors.

D-STAR

Start with Configuring the Callsign of One's Own Station

Procedure to configure the user's own callsign for D-STAR transmission.

Using the Digital Function Menu

Guide to navigating and using the Digital Function Menu for mode selection.

Carrying out Simplex Communication

Step-by-step instructions for establishing simplex communication via D-STAR.

Configuring the access repeater ([FROM])

Procedure to configure the access repeater for communication.

Manual configuration

Manually configuring call back to a calling station in gateway communication.

Automatic configuration (Direct Reply function)

Using the Direct Reply function for automatic callback transmission.

Configuration for Reflector Node

Steps for configuring the device to connect to a D-STAR reflector node.

Reflector Menu on the TH-D74A/E

Using the Reflector Menu to select and connect to D-STAR reflectors.

Selecting "Reflector" during Destination Select

Configuring reflector commands within the Destination Select screen.

When using Memory Channels for a simplex node device

Utilizing memory channels for simplex node device connections to reflectors.

How to Update the Repeater list

Procedure for importing repeater list data to the TH-D74A/E via MCP-D74 or microSD.

By using MCP-D74

Step-by-step guide to updating the repeater list using the MCP-D74 software.

By using a microSD card

Instructions for updating the repeater list using a microSD card.

Settings & Controls

Adjustment of RX Audio Quality

Adjusting received audio quality using the Audio Equalizer feature.

RX Equalizer

Detailed guide to the RX Equalizer feature for adjusting audio frequency properties.

Adjustment of TX Audio Quality

Adjusting transmitted audio quality using the TX Equalizer feature.

TX Equalizer

Guide to the TX Equalizer, allowing adjustment of audio frequency bands for transmission.

Wide-band and Multi-mode Reception

Capabilities of the TH-D74A/E for receiving signals across a wide bandwidth and multiple modes.

Receiving Frequency Range & Demodulation Mode

Default frequency ranges and demodulation modes for bands A and B on the TH-D74A/E.

Mode

Explanation of different operating modes (SSB, CW, AM) and their filter configurations.

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