Listen LT-800 Stationary FM Transmitter User Manual

May 15, 2024
LISTEN

Listen LT-800 Stationary FM Transmitter

Listen-LT-800-Stationary-FM-Transmitter-product

Welcome Letter

Dear Valued Customer,

Thank you for choosing Listen! All of us at Listen are dedicated to providing you with the highest quality products available. We take great pride in their outstanding performance because we care that you are completely satisfied. That’s why we independently certify them to the highest quality standards and back them with a limited lifetime guarantee. We stand ready to answer any questions you might have during installation or in the operation of our products. Should you experience any problems whatsoever with your Listen products, we are ready to help you in any way we can with prompt, efficient customer care. Because at Listen, it’s all about you! And 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:

Thank you and enjoy your listening experience!
Best regards,
Russell Gentner and the Listen Team

Package Contents

The LT-800 package includes:

  • LT-800-150 (150 MHz)
  • 12 VDC Power Supply
  • User Manual
  • Quick Reference Card

Listen Part Number: LT800-150 (150 MHz)

For optional accessories, see pages 19-20.

Specifications

  • Architectural Specifications: LT-800

The stationary FM transmitter shall be capable of broadcasting on 32 channels. The transmitter shall have an SNR of 80 dB or greater. The output power shall be adjustable to a quarter, half or full. The transmitter shall be capable of being locked. There shall be a phase-locked loop audio frequency response of 50 Hz to 15 kHz (±3 dB). It shall have two (2) mixing audio inputs and a mixed signal output. The device shall have the following audio controls: input level, mix level and an adjustable low pass filter (contour). The device shall have an audio processor that is capable of automatic gain control and limiting. The Listen LT800-150 is specified.

Block Diagram
The block diagram shows the internal connections and signal flow of the LT-800, including antenna, RF power, audio inputs, processing, and output stages.

Quick Reference
The Quick Reference section provides an overview of the LT-800 Front Panel and Back Panel, illustrating the controls, indicators, and connections.

Audio

  • RF Frequency Range: 150.8000 MHz – 152.3500 MHz
  • Number of Channels: 6 wideband, 26 narrowband
  • Number of Simultaneous Transmitters: 6
  • Frequency Accuracy: N/A
  • Transmitter Stability: N/A
  • Transmission Range: Up to 762 meters (2500 ft.)
  • Output Power: 100 mW
  • System Frequency Response: N/A
  • System Signal to Noise Ratio: N/A
  • System Distortion: N/A
  • Audio Input 1: N/A
  • Audio Input 2: N/A
  • Audio Processing (Process): N/A
  • Contour Combine Audio Output (Mix): N/A
  • Headphone Output (Monitor): N/A

Setup Instructions

  1. Unpack the LT-800 and ensure all components are included.
  2. Follow the block diagram provided in the manual for proper etup.

Operating Instructions
Power on the LT-800 by following the quick reference guide. Adjust the audio control settings as needed for your application.

Optional Accessories
Optional accessories for the LT-800 include antenna accessories, rack mount accessories, cable and connectors, and microphone accessories.

Notes
Pages for notes are provided at the end of the manual.

Warranty & Contacting Listen

Listen Technologies Corporation warrants its transmitters and receivers for the useful lifetime of the product from the date of purchase. All other products and accessories are warranted for 90 days from the date of purchase.
If technical service is needed, please contact Listen. Pre-authorization is required before returning Listen products. If products were damaged in shipment, please contact the carrier, then contact Listen for replacement or repair requirements payable by the carrier.
Listen’s corporate headquarters are located in Bluffdale, Utah, U.S.A. and are open Monday through Friday, 8am to 5pm Mountain Time.

Contact Information:

Manufacturer Information

  • Listen Technologies Corporation
  • 14912 Heritagecrest Way
  • Bluffdale, Utah 84065-4818, U.S.A.
  • +1.801.233.8992
  • 1.800.330.0891 North America
  • +1.801.233.8995 fax
  • support@listentech.com
  • www.listentech.com
  • Printed in China
  • © 2009 Listen Technologies Corporation All Rights Reserved 09162009

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>

Related Manuals