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User's Manual
LR-100 Stationary Receiver / Power Amplifier
D o n ' t m i s s a s i n g l e s o u n d . L i s t e n .
Listen Technologies Corporation
8535 South 700 West, Suite A
Sandy, Utah 84070-2515 USA
Telephone: +1.801.233.8992
Toll Free (North America): 1.800.330.0891
Fax: +1.801.233.8995
E-mail: info@listentech.com
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Summary of Contents for Listen Technologies LR-100
- Page 1 User’s Manual LR-100 Stationary Receiver / Power Amplifier D o n ’ t m i s s a s i n g l e s o u n d . L i s t e n . Listen Technologies Corporation...
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Page 2: Optional Accessories
· LA-124 90 Degree Helical Antenna (216MHz) · Allan Wrench · Warranty Card · User Manual Optional Accessories See page 20 Listen™ and the Listen Logo are registered trademarks of Listen Technologies Corporation. LR-100_2004_08_03 © 2003 Listen Technologies Corporation. All Rights Reserved. -
Page 3: Table Of Contents
Table of Contents Architectural Specifications ......... . .2 Specifications . -
Page 4: Architectural Specifications
8 Ohm speaker. The device shall be rack mountable and shall have the capability of a remote antenna. The device shall incorporate an LCD display that indicates channel and RF signal strength. The Listen LR-100 is specified. Specifications... -
Page 5: Quick Reference
- 3.5 mm plug nected to the LR-100, (mini). and/or the headphone. LR-100 Behind Front Access Panel LR-100 LCD Panel Details SQUELCH adjustment: adjust so that when your transmit audio is off, the RF Signal Strength Indicates the currently Squelch LED is illuminated. -
Page 6: See Page
Quick Reference LR-100 Rear Panel Optional 12V power: connect optional battery or +12VDC source here. The battery can be recharged; see page 5. CONTROL: remote Balanced OUTPUT: SPEAKER connection: control of UP, DOWN Male XLR, 0 or connect a 4 Ohm (or and MUTE functions. -
Page 7: Block Diagram
LR-100 Block Diagram Remote Control External Battery Speaker +12 VDC Detachable Terminal Common Block Electronic Ground Switch Power On/Off External Power 115VAC Supply Mute LA-201 Down Power Supply Seek CPU Module Speaker Listen LCD Display Output Remote Headphone 3.5MM Antenna... - Page 8 LR-100 Setup Instructions LR-100 Setup Instructions Detachable Terminal Block Wiring: · If you are using the LR-100’s power amplifier, make sure the unit is given sufficient room around the ventilation holes. · If you are rack mounting the LR-100, use the optional LA-326 rack mounting kit.
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Page 9: Installation
PUT audio connectors. The switch has three posi- tions: AUXILIARY Input The LR-100 has an AUXILIARY input that allows for 1. RX ONLY. In this position, only RECEIVE audio is greater functionality of the unit for a variety of appli- routed to the OUTPUT. -
Page 10: Speaker Connection
This may happen if the LR-100 is within 40 feet of the LT-800-216 trans- The front panel headphone jack is in parallel with the mitter. Consider reducing the output power of the speaker level. -
Page 11: Programming
L/O symbol on the display. When Make sure that the red LED on the VU meter does a channel is locked out, the LR-100 will skip over not illuminate. that channel when a user is tuning the unit. Press... -
Page 12: Squelch Adjustment
Squelch Adjustment Squelch unit will be unsquelched by interference. However, The squelch adjustment is important to ensure the you are also increasing the chances that the signal receiver audio is muted when no signal is present. You coming from the transmitter will be squelched. want to set the squelch adjustment for the highest set- Thus, if the RF signal from the transmitter dips just ting without squelching the incoming signal. -
Page 13: Troubleshooting
LR-100 Troubleshooting The unit does not power up Ensure the power supply and/or battery is connected properly. Please note: this product no longer utilizes internal fuses. The fuses have been replaced with an automatic resetting devie that automatically protects the device in an overload condition. -
Page 14: Listen Sq
Listen SQ™- Improving Your Listening Experience We are accustomed to listening to low noise, high fidelity audio (delivered via CD, SQ Summary DVD, etc.). FM radio systems, such as those made by Listen, are inherently noisy · Improves noise perform- compared to most sound systems. -
Page 15: Channel Selection
To accomplish LOCK on the LR-100, press the SEEK button for 5 seconds. Repeat the process to unlock. It is important to choose channels that are free from interference to achieve proper operation of your Listen equipment. -
Page 16: Rf Reception Maximization Strategies
15 seconds. In this condition, the LR-100 will no longer function normally. If the LR-100 stops functioning normally, do the following: 1. Turn the unit off and unplug it from power. If you are operating the LR-100 with an external +12VDC source such as a battery, disconnect the power source from the unit. -
Page 17: Coaxial Cable
Coaxial Cable The antenna for the LR-100 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- tion than on the top of the unit, you must use cable and connectors rated at 50 Ohms. -
Page 18: 72 Mhz Frequency Compatibility Table
72MHz Compatibility Chart Frequency Phonic Listen Comtek Phonak Williams* Gentner Telex Drake 72.0250 (11, 1) 72.0500 72.0750 (12, 3) 72.1000 A, (13, 4) 72.1 72.1250 (14, 5) 72.1500 72.1750 (15, 7) 72.2000 K, (8) 72.2 72.2250 (16, 9) 72.2500 (10) 72.2750 (17, 11) 72.3000... -
Page 19: 216 Mhz Frequency Compatibility Table
216MHz Compatibility Chart Frequency Phonic Light Listen Comtek Phonak Williams Gentner Speed 216.0125 216.0250 216.0375 216.0625 216.0750 216.0875 216.1125 216.1250 216.1375 216.1625 216.1750 216.1875 216.2125 216.2250 216.2375 216.2625 216.2750 216.2875 216.3125 216.3250 216.3375 216.3625 216.3750 216.3875 216.4125 216.4250 216.4375 216.5125 216.5250 216.5375 216.5625... -
Page 20: Compliance Notice
Compliance Notice Listen’s LR-100 Stationary Receiver / Power Amplifier This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) These devices may not cause harmful interference, and (2) these devices must accept any interference received, including interference that may cause undesirable operation. -
Page 21: Warranty
Warranty Listen Technologies Corporation (Listen ® ) warrants the LT-800 Stationary Transmitter to be free from defects in workmanship and material under normal use and conditions for the useful lifetime of the product from date of purchase. This warranty is only available to the original end purchaser of the product and cannot be transferred. -
Page 22: Optional Accessories
LA-327 “L” Bracket Mount Kit Includes components for single and dual rack Use to mount on any flat surface configuration and a security cover Expansion Speaker LA-316 Expansion Speaker 10 Watt, 2 channel speaker See www.ListenTech.com/LR-100.cfm fro additional features, specifications and accessories. - Page 24 Listen Technologies Corporation 8535 South 700 West, Suite A Sandy, Utah 84070-2515 USA Telephone: +1.801.233.8992 Toll Free (North America): 1.800.330.0891 Fax: +1.801.233.8995 E-mail: info@ListenTech.com...
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