Listen LR-500 - Manuals

7 LR-500 LR-500 Specifi cations Architectural Specifi cations The FM reciever shall be capable of receiving on 57 wide and narrow band channels with a SNR of 80dB or greater. The receiver shall be programmable to electronically lock out unneeded channels. The receiver shall be capable of seeking chan...

8 LR-500 LR-500 Quick Reference 3.5 mm Output Jack: Connect a Listen earphone(s) here. On/Off and Volume Control Dial Power/Charging Port Front Door Lock LED: When lit, indicates unit has power. When batteries are low or charging the LED fl ashes RF Receive Indicator: Indicates the RF receive level....

9 LR-500 LR-500 Setup Instructions 1 2 3 4 5 Remove the product Remove outer packaging and plastic cover. Inspect for physical damage. If damage is apparent, please contact Listen Technologies Corporation technical support for assistance. WARNING : Do not place the BATTERY switch in the NiMH positio...

10 LR-500 LR-500 Setup Instructions 6 7 8 Connect an Earphone or Headset Your headset or earphone will connect to the jack on the top of the unit. Either mono or stereo connectors may be used with a Listen receiver. Make certain you push the plug all the way into the jack. Turn the Unit On Receivers...

11 LR-500 LR-500 Operation Instructions 1 2 3 4 5 Make Sure the Unit is On Rotate the volume knob counterclockwise with an earphone or headset connected to the unit. Listen receivers use the cable of the earphone or headset as a receiving antenna.Be careful when turning the unit on - if you turn the...

12 LR-500 LR-500 Operation Instructions 6 To Lock into Only One Channel Press and hold the SEEK button for 5 seconds to lock a receiver onto the currently tuned channel. Press and hold the button again to unlock. When locked the LED on top of the unit will flash when you press the SEEK button. Is th...

13 LR-500 LR-500 Programming Instructions 1 2 3 Enter the PROGRAM mode Press the UP and DOWN buttons simultaneously for 5 seconds, until the PGM symbol appears in the display. Press the SEEK button to toggle channels between locked out and non-locked out modes Exiting PROGRAM mode To exit the PROGRA...

14 LR-500 LR-500 Squelch Squelch The purpose of squelch is to mute the audio output of your receiver when the signal from the transmitter is turned off or is too weak to be received. Without squelch you would hear radio noise in your earphone. The squelch on your receiver can be adjusted so that it ...

15 LR-500 LR-500 Charging Batteries To charge the batteries using the LA-202 wall transformer, plug the transformer into the jack marked “PWR/CHG” on the side of the unit. The unit can be operated while the batteries are charging. 1 To charge the batteries using a drop-in charger, simply place the u...

16 LR-500 LR-500 Wall Transformer Operation The LR-500 will operate normally when connected to a wall transformer. Use Listen part number LA-202, available from any Listen dealer. Connect the wall transformer to the jack on the side of the LR-500 marked “PWR/CHG” and plug the wall transformer into a...

21 LR-400 LR-400 Table of Contents Package Contents 22 Architectural Specifi cations 23 Specifi cations 23 Quick Reference 24 Setup Instructions 25 Operation Instructions 27 Squelch Information 29 Squelch Programming 29 Charging Batteries 30 Wall Transformer Operation 31

22 LR-400 LR-400 Package Contents LR-400 Contents • LR-400 Portable Display FM Receiver (72 MHz, 216 MHz) Listen Part Number •LR-400-072 (72 MHz) •LR-400-216 (216 MHz)

23 LR-400 LR-400 Specifi cations Architectural Specifi cations The FM receiver shall be capable of receiving on 57 wide and narrow band channels with a SNR of 80dB or greater. The receiver shall be capable of seeking channels. The device shall have an adjustable squelch. The device shall have an audi...

24 LR-400 LR-400 Quick Reference 3.5 mm Output Jack: Connect a Listen earphone(s) here. On/Off and Volume Control Dial Power/Charging Port Front Door Lock LED: When lit, indicates unit has power. When batteries are low or charging the LED fl ashes RF Receive Indicator: Indicates the RF receive level...

25 LR-400 LR-400 Setup Instructions 1 2 3 4 5 Remove the product Remove outer packaging and plastic cover. Inspect for physical damage. If damage is apparent, please contact Listen Technologies Corporation technical support for assistance. WARNING : Do not place the BATTERY switch in the NiMH positi...

27 LR-400 LR-400 Operation Instructions 1 2 3 4 5 Make Sure the Unit is On Rotate the volume knob counterclockwise with an earphone or headset connected to the unit. Listen receivers use the cable of the earphone or headset as a receiving antenna.Be careful when turning the unit on - if you turn the...

30 LR-400 LR-400 Charging Batteries To charge the batteries using the LA-202 wall transformer, plug the transformer into the jack marked “PWR/CHG” on the side of the unit. The unit can be operated while the batteries are charging. 1 To charge the batteries using a drop-in charger, simply place the u...

31 LR-400 LR-400 Wall Transformer Operation The LR-400 will operate normally when connected to a wall transformer. Use Listen part number LA-202, available from any Listen dealer. Connect the wall transformer to the jack on the side of the LR-400 marked “PWR/CHG” and plug the wall transformer into a...

35 LR-300 LR-300 Table of Contents Package Contents 36 Architectural Specifi cations 37 Specifi cations 37 Quick Reference 38 Setup Instructions 39 Operation Instructions 41 Charging Batteries 42 Wall Transformer Operation 43

36 LR-300 LR-300 Package Contents LR-400 Contents • LR-300 Portable Digital FM Receiver(72 MHz or 216 MHz) Listen Part Number •LR-300-072 (72 MHz)

37 LR-300 LR-300 Specifi cations Architectural Specifi cations The FM receiver shall be capable of receiving on 17 wide band channels and have a SNR of 80dB or greater. The receiver shall be capable of seeking channels. The device shall have a squelch. The device shall have an audio frequency respons...

38 LR-300 LR-300 Quick Reference 3.5 mm Output Jack: Connect a Listen earphone(s) here. On/Off and Volume Control Dial Power/Charging Port Front Door Lock LED: When lit, indicates unit has power. When batteries are low or charging the LED fl ashes SEEK Button: Allows the user to search for or lock o...

39 LR-300 LR-300 Setup Instructions 1 2 3 4 5 Remove the product Remove outer packaging and plastic cover. Inspect for physical damage. If damage is apparent, please contact Listen Technologies Corporation technical support for assistance. WARNING : Do not place the BATTERY switch in the NiMH positi...

41 LR-300 LR-300 Operation Instructions 1 2 3 4 Make Sure the Unit is On Rotate the volume knob counterclockwise with an earphone or headset connected to the unit. Listen receivers use the cable of the earphone or headset as a receiving antenna.Be careful when turning the unit on - if you turn the k...

42 LR-300 LR-300 Charging Batteries To charge the batteries using the LA-202 wall transformer, plug the transformer into the jack marked “PWR/CHG” on the side of the unit. The unit can be operated while the batteries are charging. 1 To charge the batteries using a drop-in charger, simply place the u...

43 LR-300 LR-300 Wall Transformer Operation The LR-300 will operate normally when connected to a wall transformer. Use Listen part number LA-202, available from any Listen dealer. Connect the wall transformer to the jack on the side of the LR-300 marked “PWR/CHG” and plug the wall transformer into a...

44 Information Channel Selection It is highly recommended that after channel selection has been achieved, you lock the channel so that it cannot be changed by the user. To accomplish lock on receivers, press and hold seek for 5 seconds. Repeat the process to unlock. It is important to choose channel...

45 Information Listen SQ™ We 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 reduce noise of our systems, Listen now offers a noise reduction techn...

46 Information RF Reception Maximization Strategies For proper and dependable operation, Listen receivers should receive a strong and consistent signal from the originating transmitter. The following strategies should be used to maximize this signal: a. When designing and installing your system, kee...

47 Information Frequency MHz Listen Phonak Microfield Phonic Ear Comtek Williams* Gentner Telex Drake 75.2250 37 I7 37 37 (41, 47) 75.2500 (48) 23 75.2750 38 I8 38 38 (42, 49) 75.3000 J J J J J, (43, 50) 24 P 75.3250 39 J9 39 39 (55, 51) 75.3500 (52) 25 75.3750 40 J0 40 40 (45, 53) 75.4000 R R R R R...

48 Information 216 MHz Compatibility Chart Frequency MHz Listen Phonak Microfield Comtek Williams Gentner CSI AVR Light Speed 216.0125 1A 1 1 C01 N01 216.0250 2A 41 41 1 1 216.0375 3A 2 2 216.0625 1B 21 3 216.0750 2B 42 42 2 10 216.0875 3B 4 4 216.1125 1C 5 5 C05 216.1250 2C 43 43 A 3 6 216.1375 3C ...

49 Information Troubleshooting LR-300, LR-400, LR-500 Receivers Troubleshooting The receiver has no power. Make sure the unit has either fully charged batteries or a Listen approved wall transformer connected. Make sure the VOLUME knob has been rotated to the ON position. If this does not work, try ...

51 Information Compliance Notice and 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 provide reasonable protection against harmful interfe...

52 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 workmanship and material under normal use and conditions ...

53 Information Optional Accessories v Earphone Options LA-164 Ear Speaker LA-162 Stereo Ear Buds LA-165 Stereo Headphones LA-166 Neck Loop LA-170 Behind-the-Head Stereo Headphones LA 164 4 LA-166 LA-170 LA-161 Single Ear Bud v Connector Options LA-265 Consumer Camcorder Cable LA-275 Sacrificial Cabl...