Unpack the Product | Listen Technologies LT-82LA, LR-42, LR-44

Design Guide DesignLTLT--8282Guide

LT-82 Setup and Operating Instructions

1Unpack the Product

Remove outer packaging and plastic cover. Verify all components are present and no physical damage has occurred to the product.

2Mount LT-82(s) in Rack (if desired)

If rack mounting the transmitter(s), install the optional rack mount kit (part LA-326) according to the instructions included with the kit.

Rack Mount with single unit installed.

Rack Mount with dual units installed.

3Interconnect Multiple LT-82s (if necessary)

If installing more than one transmitter (for multi-channel applications) it will be necessary

WRGDLV\FKDLQWKHWUDQVPLWWHUV&RQQHFW5)RXWSXWRQÀUVWWUDQVPLWWHUWR5)LQSXWRQVHFRQG transmitter. Continue daisy-chaining up to four transmitters (four channels).

4Connect LT-82 RF Signal to Radiator(s)

Connect RF output on transmitter to RF input on radiator. In multi-channel systems connect the last transmitter in the daisy-chain to the radiator(s) RF input. See design guide for more information on connecting multi-channel systems.

RF Signal on coaxial cable

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Image 44

Listen Technologies LT-82LA LT-82 Setup and Operating Instructions, Unpack the Product, Mount LT-82s in Rack if desired

Contents

Page Page VHUYLFHZH·UHKHUHWROLVWHQ +HUH·VKRZWRUHDFKXV Page Stationary Infrared Table of Contents Page Page Page Stationary Infrared Design Guide Table of Contents Design Guide Infrared Technology Overview System Overview Single Channel System Multiple Channel System Multi-channel system Each LT-82 transmitter used can power two LA-140 radiators Maximum length of CAT-5 power cableKey Concepts of Designing a Stationary IR System Maximum length of coaxial RF cable Designing a System Determine the number of audio channelsDetermine the room size and shape Complete the room layout worksheet Single Channel System Horizontal Polar PatternVertical Polar Pattern Designing a System Designing a System 3B Height of Radiators 3C Radiator Mounting Angle Determine the number of radiators required Complete the system layout worksheet 5D Draw a connecting line from the power supply output 5E Cross out the unused power supplies5F Write in the CAT-5 power supply cable lengths 5G Determine the delay compensation for each radiator Complete the system materials worksheet 6A Transmitters6B Transmitter Rack Mounting 6C Radiators 6E Radiator Power Supplies 6H Other Accessories6D Radiator Mounting Options Dual radiator mounting DesignDesign GuideGuide Page Room Layout Worksheet Page System Layout Worksheet Page DesignDesignLA-140GuideGuide DesignLT-82Guide Page System Materials Worksheet USAPage Page Page Page Page LT-82 User’s Manual Table of Contents LT-82 Package ContentsPage 6SHFLÀFDWLRQV LT-82 Block Diagram Power LT-82 Quick Reference 7UDQVPLW/HYHO,QGLFDWRU6KRZVPLHGDXGLROHYHO LT-82 Setup and Operating Instructions Connect LT-82 RF Signal to RadiatorsUnpack the Product Mount LT-82s in Rack if desired 6B Press the Power button Connect LT-82 Power to Radiatorsif desiredPowering the LT-82 7A Select the operating channel 7B RF-Off Channel Setting InformationSelect Operating Channel 8A If using Input 8B If using InputConnect Audio Inputs 8C Test Tone if necessary Set Stereo and Process Features Set Auto-Timeout Feature Accessories for LT-82 $FFHVVRULHV DesignLT-82Guide DesignLTLT-82-82Guide DesignLT-82Guide Page Page Page Page LA-140 User’s Manual Table of Contents LA-140 Package ContentsPage $6SHFLÀFDWLRQV LA-140 Quick Reference DUULHU3UHVHQW*UHHQ LA-140 Setup and Operating Instructions Connect RF SignalConnect Power Mount Radiator Set LED Indicator Shutoff Switch SW1 Set Delay Compensation SwitchSet Termination Switch Set Compatibility Switch SW2 Front LED Indicators9A Red LED 9B Yellow LED Mounting Hardware Pieces LA-140 Mounting your RadiatorOverview Installation Steps Wall Box MountingScrew Wall Box Plate to wall Attach Tilt Arm a Attach Safety Mounting Cable Pull CAT-5 and Coaxial cables through if necessaryDetermine correct angle Attach Radiator to Wall Box Plate Hollow Wall Mounting Fasten Wall Box Plate to wall 3XOO&$7DQG&RDLDOFDEOHVWKURXJKKROHLQDOO%R3ODWH Attach Safety Mounting Cable Corner Mounting ‡&RUQHU0RXQW%UDFNHW Attach Corner Mount Bracket Pull CAT-5 and Coaxial cables through Attach Radiator to Corner Mount Bracket Attach Safety Mounting Cable Ceiling Mounting Attach Wall Box Plate securely to ceiling Attach Tilt Arm a Attach Safety Mounting Cable Desk/Table Mounting Attach Radiator to Desk/Mic Stand DesignLALALT---140140Guide82 Microphone Stand Mounting Attach Universal Bracket to Mic Stand Determine correct angle setting Tripod Stand Mounting Attach Universal Bracket to tripod stand Attach Tilt Arm B Dual Radiator Mounting Accessories for LA-140 LA-205 LA-342 DesignLALA--140140Guide DesignLT-82Guide DesignLALA--140140Guide DesignLT-Guide82 Page Page Page Page Listen Part Number LR-42/44 User’s Manual Table of ContentsLR-42/44 Package Contents Page ,56WHWKRVFRSH5HFHLYHU6SHFLÀFDWLRQV /DQ\DUG,55HFHLYHU6SHFLÀFDWLRQV LR-42 Quick Reference LR-44 Quick Reference Press to turn unit on, press and hold to turn unit off LR-42/44 Setup Instructions Determine Battery Type to be Used Place LA-364 battery pack in receiver Connect an Earphone or Headset LR-44 model only Turn Unit On Select a Channel and/or Program Channel Selection Method Select Stereo/Mono ModeSetup Additional Programming if desired LR-42/44 Operating Instructions Position the Unit on User’s Body LR-42 LR-44 Turn the Unit On 3A Auto-Seek Disabled Default OFF3B Auto-Seek Enabled LED Sleep Mode 5A Auto-Seek Disabled Default OFF5B Auto-Seek Enabled Select Listening Channel 7A Checking Battery Level Adjust Volume LevelChecking Battery Level and Current Channel Auto Shut-Off Feature Powering down the unit7B Checking Current Channel After 10 seconds Channel Lock Procedure Channel Unlock ProcedureLock Indicators LR-42/44 Locking Instructions Program Mode Overview Entering Program ModeWhile in Program Mode LR-42/44 Programming Instructions Program Mode Functionality Diagram 1DYLJDWLQJZLWKLQWKH3URJUDP0RGH While in Channel Lock-Out Sub-Mode Channel Lock-Out Sub-Mode Functionality DiagramChannel Lock-Out Sub-Mode Instructions Squelch Adjustment Sub-Mode Functionality Diagram Squelch Adjustment Sub-Mode InstructionsWhile in Squelch Adjustment Sub-Mode There are two ways to exit the program mode Resetting to DefaultsExiting Program Mode Example #2 Programming ExamplesExample #1 Example #4 Want to reset the unit to factory defaultsExample #3 Want to tighten the squelch setting to setting Example #5 Programmable Features Detailed Descriptions Stereo Mode Default is OFFChannel Lock-Out Default is All Channels Available Auto-Seek Default is Off LR-42/44 Battery Charging Information How to Charge Batteries1A NiMH Battery Pack LA-364 Requirements Place LR-42/LR-44 Receiver into a slot When the unit is seated correctly a red LED will lightWhen the receiver is fully charged the green LED will light Place LA-364 battery pack into converted tray 114 Accessories for LR-42/44 LA-364 116 Page Page Page Page LA-351 Package Contents LA-350/351 User’s Manual Table of ContentsLA-350 Package Contents Page $6SHFLÀFDWLRQV $6SHFLÀFDWLRQV Charging Instructions LA-350 Charging Requirements/InstructionsRequirements to Charge Receivers Install conversion tray Charging Scheme3A To Charge Batteries while in Receivers 3B To Charge Batteries separate from Receivers Verify full charge Place LA-364 battery packs in converted charging slotsVerify batteries are charging LA-350/351 Cord Tidy Rack Cord Tidy Rack 129 130 Page Page Page Page Supplementary Information Table of Contents Page Troubleshooting 7URXEOHVKRRWLQJ SupplementaryDesignLALT--14082Guide Frequently Asked Questions UHTXHQWO\$VNHG4XHVWLRQV \UHFKDUJHDEOHEDWWHULHVGRQ·WODVWYHU\ORQJK\ Compliance, Warranty and Contact Information RPSOLDQFH,QIRUPDWLRQ Listen Technologies Corporation 14912 Heritagecrest Way