Listen lt-800 User Manual

LISTEN
TECHNOLOGIES
CORPORATION
Copyright © 2003 Listen Technologies Corporation. All Rights Reserved. Document #LM-001 Version 2003.04.15.
User’s Manual
LT-800 Stationary Transmitter
LT-700 Portable Transmitter
LR-500 Programmable Display Receiver
LR-400 Display Receiver
LR-300 Digital Receiver
LR-100 Stationary Receiver / Power Amplifier
This Manual is for Both 72 and 216MHz Systems
Now with
Listen SQ!
See page 5
What’s New -
page 2

Listen lt-800 Specifications

General

Brand	Listen
Model	lt-800
Category	Transmitter
Language	English

Summary

Listen SQ™ Technology

Understanding Listen SQ™

Listen Product Warranty

Limited Lifetime Warranty Terms

Details warranty coverage, duration, and conditions for Listen products.

LT-800 Transmitter Preparation

Preparing the LT-800 for Use

Step-by-step guide for setting up the LT-800 transmitter before operation.

LT-800 Audio Control

Connecting and Adjusting Audio Inputs

Guide to connecting audio sources and adjusting input levels for the LT-800.

LT-800 Transmitter Operation

Selecting a Transmission Channel

Guidelines for choosing interference-free transmission channels for the LT-800.

LT-800 Transmitter Specifications

LT-800 Transmitter Troubleshooting

Common Issues and Solutions

Addresses common problems like no power, no audio, distortion, and interference.

LT-700 Transmitter Preparation

Setting Up the LT-700

Guide to setting SQ, battery type, and mic sensitivity for the LT-700.

LT-700 Transmitter Setup

Connecting and Powering On

Instructions for installing batteries, connecting microphone/line input, and powering on the LT-700.

Operating the LT-700 Transmitter

Channel Selection and Muting

How to select transmission channels and use the mute/talk switch on the LT-700.

LT-700 Transmitter Troubleshooting

LT-700 Transmitter Specifications

Technical Specifications

Detailed technical parameters for the LT-700 portable transmitter.

Preparing Listen Receivers

Receiver Setup and Configuration

Guide to opening doors, setting battery type, SQ, and turning receivers on.

Operating Listen Receivers

Channel Selection and Testing

How to select channels on LR-300, LR-400, LR-500 and test audio.

Listen Receiver Operation Details

Adjusting Volume and Locking Channels

LR-500 Special Features

Programming and Squelch Adjustment

Portable Receiver Troubleshooting

Common Receiver Issues and Solutions

Listen Portable Receiver Specifications

LR-300, LR-400, LR-500 Technical Details

Preparing the LR-100 For Use

Powering and Audio Connections

LR-100 Audio Configuration

Configuring Audio Outputs and Inputs

LR-100 Speaker and Antenna Setup

Connecting Speakers and Antennas

LR-100 Setup and Programming

Setting Audio Levels and SQ

LR-100 Squelch Adjustment

Setting the Squelch Control

LR-100 Troubleshooting

Resolving Receiver Issues

Solutions for common problems like power, audio, noise, channel changes, and output level.

Appendix A: Channel Selection Guidance

Choosing Optimal Channels

Appendix D: LR-100 Reset Procedure

Resetting After Overload