Listen Technologies LT-800-150 manual Set SQ Super Quiet and Process Features, Set RF Power

Page 12

LT-800 Setup Instructions (cont.)

5Set SQ™ (Super Quiet) and Process Features

Your transmitter is shipped to you with SQ (super quiet) enabled and Process disabled. For a detailed description of these features and when to use them, please refer to page 12.

To Disable or Enable SQ and Process Features:

With the unit on press and hold the channel select “Down” button for 8 seconds. The program (PGM) icon will appear on the LCD.

Once in the program mode,

Program icon

the SQ and Process features can be turned on and off by pressing the channel select buttons. Press the channel select “Up” button to toggle between Process On and Off. Press the channel select “Down” button to toggle between SQ On and Off.

LED lit when

Process is enabled

If the green LED is illuminated on the front panel, that feature is enabled. Once you have enabled or disabled the features as desired, let the transmitter exit the program mode by waiting 5 seconds.

6Set RF Power

Set the RF POWER switch on the back of the unit to 1/4, 1/2, Full (Level is indicated on the LCD display). The amount of transmitted RF power that you will need depends on your application. If you are operating multiple transmitters in the same environment, it is best to set the transmitters output power to its lowest level to reduce the possibility of interference.

LED lit when

SQ is enabled

Full

power

1/2

power

Back of LT-800 unit

1/4 power

8

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Contents Page Page Page Page LT-800 Table of Contents Page LT-800 Package Contents LT-800 Specifications Architectural SpecificationsLT-800 Block Diagram HeadphoneLT-800 Quick Reference LT-800 Front Panel Controls & DisplaysLT-800 Setup Instructions Connect PowerUnpack the Product Mount in Rack if necessarySet SQ Super Quiet and Process Features To Disable or Enable SQ and Process FeaturesSet RF Power Connect Audio Inputs InputPower Unit On LT-800 Operating InstructionsSelect a Channel Lock on ChannelAdjust Audio Input Level Adjust Mix LevelAdjust Contour LT-800 Audio ControlListen SQ Super Quiet Improving Your Listening Experience RF Reception Maximization Strategies Coaxial CableIf you are using multiple channels follow this process Channel SelectionMHz Frequency Chart LT-800 Troubleshooting TroubleshootingThere is not sufficient range Warranty & Contacting Listen WarrantyContacting Listen Optional Accessories Antenna AccessoriesLT-800 Rack Mount Accessories Cable & Connectors Accessories Microphone AccessoriesPage Page

LT-800-150 specifications

Listen Technologies LT-800-150 is a robust and versatile transmitter designed primarily for assistive listening applications. It is a pivotal component of the Listen Technologies assistive listening systems, allowing users to experience clear audio in various environments, such as theaters, churches, conference rooms, and other public venues.

The LT-800-150 operates in the 72-76 MHz frequency range, which is specifically allocated for assistive listening devices, providing reliable audio transmission without interference. This wide frequency range ensures compatibility with a myriad of receivers, enabling a seamless experience for users with hearing impairments. The device offers a power output of 150 mW, ensuring a strong and clear signal that can cover a large area, making it ideal for spacious venues.

One of the standout features of the LT-800-150 is its exceptional audio quality. The transmitter is equipped with a balanced XLR microphone input, allowing users to connect a variety of audio sources, such as microphones or sound systems. This flexibility ensures that whether it's a live performance or a pre-recorded presentation, the audio remains crystal clear for the audience.

The LT-800-150 also supports multiple channels, allowing several transmitters to operate simultaneously without cross-interference. This characteristic is particularly valuable in environments where multiple events or services occur concurrently, enabling each to cater to the specific audio needs of their attendees.

User-friendly design is another hallmark of the LT-800-150. The device features a simple interface with LED indicators that provide users with real-time feedback on power, audio activity, and other essential functions. Additionally, it comes with a built-in audio compression feature, which helps to optimize sound quality and maintain consistent audio levels.

Built for durability, the LT-800-150 is constructed with high-quality materials, making it suitable for frequent use in various settings. Its compact design means it can be easily integrated into existing audio setups without taking up significant space.

In summary, the Listen Technologies LT-800-150 is a reliable and effective solution for assistive listening. With its powerful output, excellent sound quality, and user-friendly features, it stands out as an essential tool for ensuring accessible audio experiences for all individuals, particularly those with hearing challenges. Whether in a public space or at a private event, the LT-800-150 delivers superior performance that enhances communication and inclusivity.
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