Listen Technologies LT- 800-072 manuale d’uso

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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 satis fi ed. That’s why we independently certify them to the highest quality standards and back them with[...]

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1 Table of Contents Speci fi cations Setup Instructions Operating Instructions RF Reception Information Channel Selection Package Contents Quick Reference Listen SQ™ Compatibility Charts Design Guide Table of Contents Package Contents Speci fi cations Quick Reference Setup Instructions Operating Instructions Listen SQ™ RF Reception Channel Se[...]

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3 Package Contents Package Contents Package Contents LT-800 Package Contents Optional Accessories See page 22 Listen Part Number LT-800-072 (72 MHz) LT-800-216 (216 MHz) LT-800 Contents • LT-800-072 (72 MHz) or • LT-800-216 (216 MHz) or • 12 VDC Power Supply • User Manual[...]

4 Speci fi cations Speci fi cations Package Contents Package Contents Speci fi cations LT-800 Speci fi cations Architectural Speci fi cations The stationary FM transmitter shall be capable of broadcasting on 57 channels. The transmitter shall have a SNR of 80dB or greater. The output power shall be adjustable to quarter, half or full. Channel [...]

5 Speci fi cations Package Contents Package Contents Speci fi cations In-Line Power Supply LA-201 (provided) 115VAC6 0 Hz Top Mounted Antenna Stud BNC Listen LCD Display Backlighted HEADPHONE 3.5MM Stereo 15VAC, 1A Transmitter RF Board Power Supply CPU Module SQ Companding Processing Pre-emphasis POWER On O PROCESS SQ ANTENNA Functions control[...]

6 Quick Reference Quick Reference Speci fi cations Package Contents Package Contents Quick Reference Adjust audio input levels of Input 1 and Input 2 here. See page 11 for more information. Indicates audio input level of Input 1 and Input 2. Shows mixed audio level. Indicates Process Mode is active. LCD: Shows which channel is selected. Monitor Po[...]

7 Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Setup Instructions LT-800 Setup Instructions Coax antenna connection. Rear of LT-800 shown. LA-122 Remote Antenna See RF Reception Maximization Strategies and Coaxial Cable on page 13. 1 2 3 Unpack the Product Remove outer packaging and plastic cover. Inspect f[...]

8 Setup Instructions Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Setup Instructions LT-800 Setup Instructions (cont.) To Select Phonak Mode: Press and hold down the channel select “up” button while powering on the unit. The LCD will display a “P” momentarily upon power up indicating that the transm[...]

9 Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Setup Instructions - + XLR Wiring 1/4” Phone Wiring Back of LT-800 with XLR connected to Input 1 Line Mic Mic with Phantom Power LT-800 Setup Instructions (cont.) Full power 1/2 power 1/4 power Back of LT-800 unit 8 Set RF Power Set the RF POWER switch on the[...]

10 Operating Instructions Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Operating Instructions LT-800 Operating Instructions Press Test Tone button here Channel Select UP and DOWN buttons NOTE: The LT-800 is shipped with only limited channels (Basic Mode). To select from all channels (Expanded Mode) refer to[...]

11 Operating Instructions Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Operating Instructions Adjust Mix Level Adjust the mix level until the right VU meter occasionally illuminates the red LED. This is the level adjustment for the combined output from Input 1 and Input 2. If you are using another manufactu[...]

12 Listen SQ™ Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Listen SQ™ People are accustomed to listening to low noise, high fidelity audio (delivered via CD, DVD, etc.). FM radio systems, such as those made by Listen, have more inherent noise compared to most sound systems. To minimize noise, Listen use[...]

13 RF Reception Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents RF Reception The antenna for the LT-800 can be mounted directly on the unit if desired. However, you may find that the unit will provide better performance when the antenna is located elsewhere. If you plan to mount the antenna in a different loca[...]

14 Channel Selection Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Channel Selection It is important to choose channels that are free from interference to achieve proper operation of your Listen equipment. This process is trial and error. Before turning on the transmitter, listen to the wide band channels on[...]

15 Compatibility Charts Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Compatibility Charts *Parenthesis indicate T35 and T20 narrowband. Wideband frequencies are indicated in highlighted rows. The highlighted channels also indicated those channels available in the “basic” mode (default). All channels can[...]

16 Compatibility Charts Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Compatibility Charts Frequency MHz Listen Phonic Ear Comtek Phonak Williams Gentner CSI AVR Light Speed 216.012 5 1 A 11 C 0 1 N 0 1 216.025 0 2 A 41 41 41 1 1 216.037 5 3 A 22 216.062 5 1B 3 21 216.075 0 2B 42 42 42 2 10 216.087 5 3B 4 4 [...]

17 Compatibility Charts Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Compatibility Charts Wideband frequencies are indicated in highlighted rows. The highlighted channels also indicated those channels available in the “basic” mode (default). All channels can be accessed when in the “expanded” channe[...]

18 Information Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Information LT-800 Troubleshooting Troubleshooting The LT-800 has no power Make sure the LA-207 power supply is connected to a power source and is connected to the jack marked “Power Input”. Make sure the POWER button is pressed in. There is no[...]

19 Information Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Information LT-800 Troubleshooting (cont.) Troubleshooting I’m using another brand of receiver - how do I tell which channel to use Refer to Listen’s Frequency Compatibility Tables (pages 15-17). Adjust Listen’s transmitter to the same freque[...]

20 Information Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Information Compliance Notice & FCC Statement Compliance Notice FCC Statement This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to pr[...]

21 Information Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Information Warranty & Contacting Listen Warranty Listen Technologies Corporation (Listen) warrants its transmitters and receivers (LT-82, LT-700, LT-800, LR-100, LR-42, LR-44, LR-300, LR-400, LR-500, LR-600) to be free from defects in workmans[...]

22 Information Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Information Optional Accessories Antenna Accessories LT-800 Rack Mount Accessories LA-122 Universal Antenna Kit The single solution for all of your indoor remote antenna needs. Includes: 72 and 216 MHz components; flexible and rigid dipoles and mon[...]

23 Information Setup Instructions Quick Reference Speci fi cations Package Contents Package Contents Information Optional Accessories (cont.) Cable & Connectors Accessories Microphone Accessories NOTE: To use Listen microphones you must use a converter (LA-280) to adapt the 3.5 mm connection to a 1/4” phono connection. LA-391 RG-58 50 Ohm Pr[...]

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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 www.listentech.com Printed in the United States of America © 2008 Listen Technologies Corporation ® All Rights Reserved 011108[...]