Listen Technologies LR-100 Installation, Powering the Unit AC Power Operation, Battery Operation

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LR-100 Stationary Receiver / Power Amplifier

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Installation

“If you are using the LR-100’s power amplifier, make sure the unit is given sufficient room around the ventilation holes.

“If you are rack mounting the LR-100, use the optional LA-326 rack mounting kit. This kit allows for single and dual rack mounting, and comes with a security cover.

“For mounting on vertical or horizontal surfaces, use the optional L bracket mounting kit, part number LA-327.

Powering the Unit

Note: The LR-100 will shut down to prevent damage to the unit if the speaker terminals are shorted. Please see page 19 for details.

AC Power Operation

The unit comes with a UL listed inline power supply designed for 115VAC, 60Hz operation. Do not use any other power supply. Use of any non-Listen supplied power supply will void the warranty. Plug the power supply into the back of the unit at the connector labeled POWER. Now connect the power supply to power.

Battery Operation

To operate the unit on a battery or +12VDC power supply, connect to the rear detachable terminal block as follows:

i.Pin 3: +12VDC

ii.Pin 4: Ground

Please note that when operating on the +12VDC battery supply, the POWER switch is by- passed and the unit is always on.

You can optionally charge batteries by also supplying power to unit with the batteries con- nected. In this case, the batteries are trickled charged at a rate of 18 - 36 mA. You should only use rechargeable type batteries.

CAUTION: Attempting to charge non-rechargeable batteries may result in explosion and/ or fire.

LISTEN TECHNOLOGIES CORPORATION 8535 South 700 West, Suite A Sandy, Utah 84070-2515 USA Phone: +1.801.233.8992 U.S.A. Toll Free: 1.800.330.0891 Fax: +1.801.233.8995 www.ListenTech.com

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Contents User’s Manual LR-100 Stationary Receiver / Power Amplifier Specifications Table of ContentsMute LR-100 Front Panel Connections and ControlsControl LR-100 Rear Panel Connections and ControlsBefore Installing Your LR-100 System Block DiagramWhat is Squelch? Important Things to Note Before Starting Your InstallationWhat is ListenSQTM? Coaxial CableStrategies for Maximizing RF Reception with the LR-100 Installation Powering the Unit AC Power OperationBattery Operation Output Audio Selection Switch Installation Audio Connections Output AudioLINE/MIC Switch Balanced Audio OutputUnbalanced Audio Output Speaker Connection Auxiliary InputInstallation Antenna Using the supplied helical antennaUsing a remote antenna Installation Remote Control Setup Understanding the LCD displayWhich channels should I use? Setup Adjustments Setup VU MeterInput Audio Levels Channel Selection Selecting SQ on or OFFProgramming SquelchLR-100 Stationary Receiver / Power Amplifier Resetting After an Overload Condition Troubleshooting LR-100 Stationary Receiver / Power Amplifier Channel Selection Chart 72 MHz 216 MHz FCC Statement Warranty

LR-100 specifications

The Listen Technologies LR-100 is an advanced personal listening device designed to enhance audio experiences in various settings, including classrooms, churches, theaters, and conference rooms. With its sophisticated technology and numerous features, the LR-100 ensures that users can hear every word clearly, allowing them to participate more fully in events and activities.

One of the key features of the LR-100 is its lightweight and ergonomic design, making it comfortable for users to wear for extended periods. The device is equipped with a built-in speaker and headphone jack, enabling users to connect their preferred headphones for a more personalized audio experience. This flexibility caters to users with varying preferences, ensuring that everyone can receive the audio quality they desire.

The LR-100 utilizes cutting-edge FM technology, which provides excellent audio clarity and minimizes interference, even in crowded environments. This feature is particularly vital in settings where multiple audio signals may be present, guaranteeing that users receive a clear and focused audio feed. The LR-100 has a wide operating frequency range, ensuring compatibility with various transmitters and audio sources.

The device operates on a robust battery system that delivers extended life for users in need of longer listening sessions. The LR-100 can easily be recharged via a USB port, offering convenience and reducing the need for disposable batteries. This eco-friendly option aligns with sustainability efforts while providing reliable performance for prolonged use.

A standout characteristic of the LR-100 is its adjustable volume control, allowing users to set their preferred listening level. Furthermore, the device comes with a variety of accessories, including adjustable neck loops and earphones, to accommodate different listening preferences and needs.

The LR-100 is also designed with durability in mind, featuring a rugged casing that can withstand the rigors of daily use. This resilience is particularly important for environments where devices may be handled frequently, ensuring longevity and sustained performance over time.

In conclusion, the Listen Technologies LR-100 is an exceptional personal listening device that combines convenience, performance, and adaptability. Its state-of-the-art features and technologies make it an indispensable tool for enhancing audio experiences in a range of environments, allowing users to engage more fully and enjoy every moment.