Listen Technologies user manual LR-100 Rear Panel Connections and Controls

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LR-100 Stationary Receiver / Power Amplifier

LR-100 Rear Panel - Connections and Controls

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SPEAKER CONNECTION Connect 4 ohm (or greater) speaker here

ANTENNA CONNECTION Attach supplied 90 degree helical antenna or optional remote antenna here. Uses standard 50 ohm BNC connector

CONTROL

Remote control of UP, DOWN, and MUTE functions. All functions are momentary closures to common

UNBALANCED OUTPUT phono, -10dBu nominal

BALANCED OUTPUT

Male XLR, 0 or -40 dBu nominal

UNBALANCED AUXILIARY INPUT

Phono, -10dBu nominal

POWER Connect provided power supply here

OPTIONAL 12V POWER Connect optional battery or +12VDC source here. Battery can be recharged; see page 9

MIC / LINE LEVEL SWITCH Reduces the balanced OUTPUT audio gain by 40dB in Mic mode

BALANCED AUXILIARY INPUT

Combination female XLR / 1/4 in connector, 0dBu nominal

SPEAKER SELECTION SWITCH Selects audio being routed to the speaker amplifier to either the OUTPUT or AUXILIARY audio

AUDIO OUTPUT SELECTION

For RECEIVE audio only, select RX ONLY;

For RECEIVE audio mixed with AUXILIARY audio, select RX + AUX;

For RECEIVE audio when not squelched and AUXIL- IARY audio when squelched, select RX or AUX

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 Battery Operation InstallationPowering the Unit AC Power Operation Output Audio Selection Switch Installation Audio Connections Output AudioUnbalanced Audio Output LINE/MIC SwitchBalanced Audio Output Speaker Connection Auxiliary InputUsing a remote antenna Installation AntennaUsing the supplied helical antenna Installation Remote Control Which channels should I use? SetupUnderstanding the LCD display Input Audio Levels Setup AdjustmentsSetup VU Meter 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.