Listen Technologies LR-300, LR-400, LR-500 Welcome to Listen!

Welcome to Listen!

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Dear Valued Customer,

Thank you for choosing Listen! All of us at Listen are dedicated to providing you

the highest quality products and prompt, efficient customer care. Our products are

manufactured in an ISO-9000 factory that has been independently certified to the

highest quality standards. We stand ready to answer any questions you might have

during installation or in the operation of our products. Should there be any

problems with your Listen products, we are ready to help you in any way we can.

Should you have any comments on how we might improve our products or our

service, we’re here to listen. Here’s how to reach us:

Telephone: +1.801.233.8992

Fax: 1.801.233.8995

Toll Free (North America): 1.800.330.0891

E-Mail: support@listentech.com

Web: www.ListenTech.com

Thank you... and enjoy your listening experience!

Best regards,

The Listen Team

Listen™ and the Listen Logo are registered trademarks of Listen Technologies Corporation.

Receivers_2004_06_08 © 2004 Listen Technologies Corporation. All Rights Reserved.

Contents

Main Welcome to Listen! Receivers Table of Contents Page Page Page LR-500 Table of Contents LR-500 Specifications LR-500 Specifications Specifications Indicators Power Specification LR-500-072 LR-500-216 LR-500 Specifications LR-500 Specifications continued LR-500 Quick Reference LR-500 Front LR-500 Quick Reference LR-500 Inside Access Door LR-500 Top of Unit LR-500 Quick Reference LR-500 Look & Listen Display LR-500 Battery Indicator LR-500 Setup Instructions LR-500 Setup Instructions LR-500 Setup Instructions LR-500 Setup Instructions continued Place Batteries in Unit LR-500 Setup Instructions LR-500 Setup Instructions continued LR-500 Operation LR-500 Operation Instructions LR-500 Operation LR-500 Operation Instructions continued Find an audio transmission using SEEK Adjust the volume control To Lock into Only One Channel Is the Channel Locked on My Receiver? LR-500 LR-500 Squelch LR-500 Squelch Squelch Programming Instructions LR-500 Squelch Squelch Programming LR-500 Charging Batteries LR-500 Charging Batteries LR-500 Charging Batteries LR-500 Charging Batteries continued LR-500 Wall Transformer LR-500 Wall Transformer Operation Page Page Page LR-400 Table of Contents LR-400 Table of Contents LR-400 Specifications LR-400 Specifications Specifications LR-400 Specifications Indicators Specification LR-400-072 LR-400-216 Power Environmental LR-400 Front LR-400 Top of Unit LR-400 Quick Reference LR-400 Inside Access Door LR-400 Quick Reference LR-400 Look & Listen Display LR-400 Battery Indicator LR-400 Setup Instructions LR-400 Setup Instructions LR-400 Setup Instructions LR-400 Setup Instructions continued Place Batteries in Unit Connect an Earphone or Headset LR-400 Setup Instructions LR-400 Setup Instructions continued Turn the Unit On Select Channel(s) Set Squelch LR-400 Operation LR-400 Operation Instructions LR-400 Operation LR-400 Operation Instructions continued Find an audio transmission using SEEK Adjust the volume control To Lock into Only One Channel Is the Channel Locked on My Receiver? LR-400 Squelch LR-400 Squelch Squelch LR-400 Squelch Squelch Programming Instructions Squelch Programming LR-400 Charging Batteries LR-400 Charging Batteries LR-400 Charging Batteries LR-400 Charging Batteries continued LR-400 Wall Transformer LR-400 Wall Transformer Operation Page Page LR-300 Table of Contents LR-300 Table of Contents LR-300 Specifications 44 LR-300 Specifications Specifications Specification LR-300-072 RF Audio LR-300 Specifications LR-300 Specifications continued Page LR-300 Quick Reference LR-300 Inside Access Door LR-300 Top of Unit LR-300 Setup LR-300 Setup Instructions LR-300 Setup LR-300 Setup Instructions continued LR-300 Operation LR-300 Operation Instructions LR-300 Operation & Squelch LR-300 Operation Instructions continued LR-300 Charging Batteries LR-300 Charging Batteries LR-300 Charging Batteries LR-300 Charging Batteries continued LR-300 Wall Transformer LR-300 Wall Transformer Operation Supplementary Info Supplementary Information Channel Selection Channel Selection Channel Selection Channel Selection continued Listen SQ Listen SQ SQ Summary RF Reception Strategies RF Reception Maximization Strategies 72MHz Compatibility Chart 60 72MHz Compatibility Chart Chart continued on next page Updated 03.16.04 *Parenthesis indicate T35 and T20 narrowband. NOTE: Wideband frequencies in highlighted rows. 61 72MHz Compatibility Chart continued *Parenthesis indicate T35 and T20 narrowband. NOTE: Wideband frequencies in highlighted rows. 62 216MHz Compatibility Chart Chart continued on next page 216MHz Compatibility Chart Updated 03.16.04 *Parenthesis indicate T35 and T20 narrowband. NOTE: Wideband frequen- cies in highlighted rows. 63 216MHz Compatibility Chart 216MHz Compatibility Chart continued *Parenthesis indicate T35 and T20 narrowband. NOTE: Wideband frequen- cies in highlighted rows. Receiver Troubleshooting - LR-300, LR-400, LR-500 The receiver has no power. Receiver Troubleshooting There is no audio. The audio is distorted. Receiver Troubleshooting Receiver Troubleshooting continued Receiver Troubleshooting Page FCC Statement FCC Statement Warranty Warranty Optional Accessories Earphone Options Optional Accessories