Manuals / Listen Technologies / Home Audio / Stereo Receiver

Listen Technologies LR-44, LR-42, LA-351 5Complete the system layout worksheet, Designing a System

Models: LT-82LA LA-350 LA-351 LR-44 LR-42

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Designing a System

5Complete the system layout worksheet

Complete the system layout worksheet for Power and RF cable lengths, delay compensation, required number of power supplies, and height and angle of radiators. Refer to the system layout worksheet example below.

DesignDesign GuideGuide

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Listen Technologies LR-44, LR-42, LA-351 5Complete the system layout worksheet, Designing a System, DesignDesign GuideGuide

Contents

Page Page Dear Valued Customer Page Stationary Infrared Table of Contents Page Page Page System Overview Infrared Technology OverviewDesigning a System Design ToolsDesignDesign GuideGuide Design GuideDesignDesign GuideGuide Infrared Technology OverviewSystem Overview Single Channel SystemLT-82Stationary IR Transmitter Multiple Channel System System OverviewDesignDesign GuideGuide Key Concepts of Designing a Stationary IR System 8The maximum length of CAT-5power cable9The maximum length of coaxial RF cable System Overview1Determine the number of audio channels Designing a System2Determine the room size and shape 3Complete the room layout worksheetVertical Polar Pattern Horizontal Polar PatternDesigning a System Single Channel SystemThe following diagrams illustrate these concepts Designing a SystemDesignDesign GuideGuide Design Guide DesignDesign GuideGuide Designing a SystemDesignDesign GuideGuide Designing a System3B Height of Radiators 3C Radiator Mounting AngleDesigning a System 4Determine the number of radiators required5Complete the system layout worksheet Designing a SystemDesignDesign GuideGuide 5F Write in the CAT-5power supply cable lengths 5E Cross out the unused power supplies3Cable Delay CD 4Calculate the delay setting for each radiatorDesigning a System 6Complete the system materials worksheet6A Transmitters 6B Transmitter Rack Mounting6H Other Accessories 6E Radiator Power SuppliesDesigning a System 6D Radiator Mounting OptionsDesignDesign GuideGuide NotesPage LA-DesignDesign140GuideGuide LTDesign-82Guide Room Layout WorksheetPage DesignDesign GuideGuide System Layout WorksheetPage DesignDesignLA-140GuideGuide DesignLT-82Guide Page DesignDesign GuideGuide System Materials WorksheetPage Page Page Page Page LT-82User’s Manual Table of Contents LT-82Package ContentsLVWHQ&RQÀJXUDWLRQV Page $UFKLWHFWXUDO6SHFLÀFDWLRQ 76SHFLÀFDWLRQVSpecification LT-82LT-82Block Diagram tone to aid system setup LT-82Quick Reference5,QSXW Input additional RF signal here for 8282Guide4Connect LT-82RF Signal to Radiators LT-82Setup and Operating Instructions1Unpack the Product 2Mount LT-82sin Rack if desired6Powering the LT-82 5Connect LT-82Power to Radiatorsif desiredLT-82Setup and Operating Instructions 6B Press the Power buttonLT-82Setup and Operating Instructions 7Select Operating Channel7B RF-OffChannel Setting Information 7A Select the operating channelLT-82Setup and Operating Instructions 8Connect Audio InputsXLR Wiring 8A If using Input10Set Auto-TimeoutFeature 9Set Stereo and Process FeaturesLT-82Setup and Operating Instructions 10B To disable or enable Auto-TimeoutFeature$FFHVVRULHV Accessories for LT-82RJ-45 CAT-5Connector LA-112DesignLT-82Guide DesignLT-82Guide NotesDesignLTLT-82-82Guide NotesDesignLT-82Guide DesignLT-82Guide NotesPage Page Page Page LA-140User’s Manual Table of Contents LA-140Package ContentsLVWHQ&RQÀJXUDWLRQV Page $6SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQLTDesign-82Guide there is power to the radiator 5,QSXW LA-140Quick ReferenceAdjust the amount of signal delay of this switch does not matter3Connect RF Signal LA-140Setup and Operating Instructions4 Connect Power 2Mount Radiator6Set Termination Switch 5Set Delay Compensation Switch7Set LED Indicator Shutoff Switch SW1 LA-140Setup and Operating Instructions9Front LED Indicators 8Set Compatibility Switch SW2LA-140Setup and Operating Instructions 9A Red LEDLA-140– Mounting your Radiator OverviewMounting Hardware Pieces Wall Box Mounting Installation StepsLA-140– Mounting your Radiator Screw Wall Box Plate to wallLA-140- Mounting your Radiator 7Attach Safety Mounting Cable5Determine correct angle 6Attach Radiator to Wall Box PlateInstallation Steps Hollow Wall MountingLA-140– Mounting your Radiator 1Fasten Wall Box Plate to wall4 5 6 LA-140– Mounting your Radiator3Attach Tilt Arm “B” Pull CAT-5and Coaxial cables through if necessaryLA-140– Mounting your Radiator 7Attach Safety Mounting Cable8Connect CAT-5and Coaxial cables attach to a secure baseInstallation Steps Corner MountingLA-140– Mounting your Radiator 1Fasten Wall Box Plate to wall2Attach Corner Mount Bracket LA-140– Mounting your Radiator3 Attach Tilt Arm “A” 4Attach Tilt Arm “B”5Pull CAT-5and Coaxial cables through LA-140- Mounting your Radiator6Determine correct angle 7Attach Radiator to Corner Mount BracketLA-140– Mounting your Radiator 8Attach Safety Mounting Cable9Connect CAT-5and Coaxial cables LTDesign-82GuideInstallation Steps Ceiling MountingLA-140– Mounting your Radiator 1Attach Wall Box Plate securely to ceiling3 4 5 LA-140- Mounting your Radiator2Attach Tilt Arm “A” Attach Tilt Arm “B”7Attach Safety Mounting Cable LA-140– Mounting your Radiator8Connect CAT-5and Coaxial cables Installation Steps Desk/Table MountingLA-140– Mounting your Radiator Attach Tilt Arm “A”Determine correct angle LA-140– Mounting your RadiatorAttach Radiator to Desk/Mic Stand DesignLALALT---140140Guide82Installation Steps Microphone Stand MountingLA-140– Mounting your Radiator 1 Attach Universal Bracket to Mic StandLA-140– Mounting your Radiator 4Determine correct angle settingDesignLALALT---140140Guide82 Attach Radiator to Desk/Mic StandInstallation Steps Tripod Stand MountingLA-140– Mounting your Radiator 1Attach Universal Bracket to tripod stand3Attach Tilt Arm “B” LA-140- Mounting your Radiator4 Determine correct angle 5Attach Radiator to Desk/Mic StandLA-140– Mounting your Radiator Dual Radiator MountingLTDesign-82Guide Vertical Horizontal$FFHVVRULHV Accessories for LA-140LA-205 LA-342DesignLALA--140140Guide DesignLT-82Guide NotesDesignLALA--140140Guide DesignLT-Guide82 NotesPage Page Page Page LR-42/44User’s Manual Table of Contents LR-42/44Package ContentsListen Part Number Page 5,56WHWKRVFRSH5HFHLYHU6SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQLR-LALT-Design-8214042/44Guide 5/DQ\DUG,55HFHLYHU6SHFLÀFDWLRQV $UFKLWHFWXUDO6SHFLÀFDWLRQDesignLRLA-LT42/44--14082Guide Use to adjust volume LR-42Quick ReferenceLR-LALT-Design-8214042/44Guide entire lens is visible during useDesignLRLA-LT42/44--14082Guide LR-44Quick Reference3RZHU%XWWRQ entire lens is visible during use2Determine Battery Type to be Used LR-42/44Setup Instructions1Remove alkaline battery compartment 2Open battery compartment1Remove alkaline battery compartment LR-42/44Setup Instructions2Place LA-364battery pack in receiver DesignLRLA-LT42/44--14082Guide4Turn Unit On 3Connect an Earphone or Headset LR-44model onlyLR-42/44Setup Instructions LR-LALT-Design-8214042/44Guide6Select Stereo/Mono Mode 7Setup Additional Programming if desiredLR-42/44Setup Instructions 5A Upon Power up1Connect an Earphone or Headset LR-44Model Only LR-42/44Operating Instructions2Position the Unit on User’s Body LR-LALT-Design-8214042/44Guide2A 2B LR-42/44Operating InstructionsLR-42 LR-443A Auto-SeekDisabled Default OFF 3 Turn the Unit On3B Auto-SeekEnabled LR-42/44Operating Instructions5Select Listening Channel 4LED Sleep Mode5A Auto-SeekDisabled Default OFF 5B Auto-SeekEnabled7Checking Battery Level and Current Channel 6Adjust Volume Level7A Checking Battery Level LR-42/44Operating Instructions9Powering down the unit 8Auto Shut-OffFeatureLR-42/44Operating Instructions 7B Checking Current ChannelLocking the Receiver on One Channel LR-42/44Locking InstructionsChannel Lock Procedure Channel Unlock ProcedureProgram Mode Overview LR-42/44Programming InstructionsEntering Program Mode While in Program ModeLR-42/44Programming Instructions Program Mode Functionality Diagram3URJUDPPDEOH 1DYLJDWLQJZLWKLQWKH3URJUDP0RGHChannel Lock-Out “Sub-Mode”Instructions Channel Lock-Out “Sub-Mode”Functionality DiagramWhile in Channel Lock-Out “Sub-Mode” LR-42/44Programming InstructionsWhile in Squelch Adjustment “Sub-Mode” Squelch Adjustment “Sub-Mode”InstructionsLR-42/44Programming Instructions 5HFHLYHU/LVSOD\6KRZVExiting Program Mode Resetting to DefaultsThere are two ways to exit the program mode LR-42/44Programming InstructionsProgramming Examples Example #1Example #2 Example #3 I want to reset the unit to factory defaultsExample #4 Programming ExamplesExample #5 I want to tighten the squelch setting to settingProgramming Examples LR-LALT-Design-8214042/44GuideStereo Mode Default is OFF Programmable Features Detailed DescriptionsChannel Lock-OutDefault is All Channels Available Auto-SeekDefault is Off2How to Charge Batteries LR-42/44Battery Charging Information1Requirements 1A NiMH Battery Pack LA-364LR-42/44Battery Charging Information 2Place LR-42/LR-44Receiver into a slotDesignLRLA-LT42/44--14082Guide LR-42/44Battery Charging Information Place LA-364battery pack into converted trayLR-LALT-Design-8214042/44Guide LR-42/44Battery Charging Information DesignLRLA-LT42/44--14082Guideper month $FFHVVRULHV Accessories for LR-42/44LA-364 LA-350DesignLRLA-LT42/44--14082Guide NotesPage Page Page Page LA-350Package Contents LA-350/351User’s Manual Table of ContentsLA-351Package Contents LVWHQ&RQÀJXUDWLRQVPage $6SHFLÀFDWLRQV Features$6SHFLÀFDWLRQV FeaturesDesignLALA-350/351LT--14082Guide 2Plug power into charging/storage station 1 Plug power supply into power sourceLA-350Charging Requirements/Instructions Requirements to Charge Receivers3A To Charge Batteries while in Receivers 3Charging Scheme3B To Charge Batteries separate from Receivers 1Install conversion tray5Verify full charge 4Verify batteries are chargingLA-350Charging Requirements/Instructions LA-LALT-Design-82140350/351GuideThe Cord Tidy Rack LA-350/351Cord Tidy RackDesignLALA-350/351LT--14082Guide 1 2 3DesignLALA-350/351LT--14082Guide NotesDesignLALA-350/351LT--14082Guide NotesPage Page Page Page Supplementary Information Table of Contents Page 7URXEOHVKRRWLQJ TroubleshootingMy radiator is not radiating a signal 7KHUHLVQRWVXIÀFLHQWUDQJHLQP\V\VWHP7URXEOHVKRRWLQJ TroubleshootingSupplementaryDesignLALT--14082Guide The batteries are not charging in my receiversUHTXHQWO\$VNHG4XHVWLRQV Frequently Asked QuestionsFrequently Asked Questions UHTXHQWO\$VNHG4XHVWLRQVSupplementaryDesignLALT--14082Guide Warranty Compliance, Warranty and Contact Information&RPSOLDQFH,QIRUPDWLRQ &RQWDFWLQJ/LVWHQPrinted in the United States of America