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Listen Technologies LR-500 Programable Display Receiver
SKU: 599
List Price: $220.00
Our Price: $199.00
Your Savings: $21.00
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Overview

One of Listen’s most sophisticated receivers, the LR-500 Programmable Display Receiver offers the signature Look&ListenTM LCD Display that shows programming status, channel, lock, battery level, and RF signal strength. Channel selector buttons are easily accessible on the front of the unit. It has channel SEEK capability and is compatible with mono or stereo headsets. It takes AA batteries (alkaline or NiMH rechargeable). SmartCharge™ capabilities prevent overcharging. It’s easy to use, easy to program.

 

HIGHLIGHTS: 

  • Superior Audio Quality – 70 dBsignal-to-noise ratio, setting the industry’s sound quality standard

  • A choice between 57 channels, complete antenna and accessory options make Listen products ideal for a wide range of applications

  • Programmability – Unneeded channels can be locked so this receiver will access only one or more channels of your choice

  • 100 % Digital – Listen receivers are digitally-tuned so transmission won’t drift; assurance that when you select a channel, it stays on the channel

  • Uses standard alkaline or NiMH batteries

  • Built in SmartCharge™ won’t allow batteries to overcharge. Charging circuitry is conveniently built into Listen’s receivers; never worry about unplugging a transformer at a certain time

  • Transformer charging plug or for the ultimate convenience drop in charging contacts

  • Limited Lifetime Warranty with hassle-free support

 

SPECIFICATIONS:

Audio 

Frequency Response

50 – 15 kHz (±3 dB)

Signal to Noise Ratio

SQ enabled 70 dB, SQ disabled 50 dB

   
   

Audio Output Jacks

3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohms

Distortion

<2% total harmonic distortion (THD) at 80% deviation

Controls 

User Controls

Channel up/down, SEEK, volume, Alkaline/NiMH batteries, SQ enable/disable

Programming

Channel lock, squelch, channel lock out          

Indicators 

LCD

Channel designation, lock status, signal strength indication, programming

LED’s

Red, illuminated when unit is on, flashes when batteries are low or to indicate charging, flashes when locked and SEEK is pushed

RF 

Frequency Range

216.0125 – 216.9875 MHz

No. of Channels

19 wide band, 38 narrow band

Sensitivity

.6uV typical, 1 uV maximum for 12 dB SINAD

Frequency Accuracy

± .005% stability +32 ºF to +122 ºF (0 ºC to +50 ºC)

   
   
   

Squelch

Programmable in 20 steps, automatic on loss of RF signal

Antenna Type

Uses earphone cable

Power

Power Supply

I/P 120 VAC; O/P 7.5 VDC 250 mA, drop in contact points for use with charging cases, power supply not included (LA-208)

Power Supply Connector

2.3 mm OD by 0.7 mm ID, barrel type connector 7.5 VDC, center positive <250 mA, drop in contact points for use with Listen charging cases

Battery Type

Two (2) AA batteries, alkaline or NiMH

Battery Life

30 hours alkaline (LA-361), 15 hours NiMH rechargeable (LA-362)

Battery Charging Time

Fully automatic, 13 hours

Compliance

RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant

Physical

Dimensions (H x W x D)

3.00 in. (7.6 cm) x 5.00 in. (13.0 cm) x 1.00 in. (2.5 cm)

Color

Dark Grey w/ white silk screening

Unit Weight w/ Batteries

5.8 oz. (164 g)

Shipping Weight

1.0 lbs. (0.5 kg)

Weight

3.9 oz (111 g)

Door

Manually lockable. Up, down, and power buttons through door. Other controls behind door (see controls)

Environmental 

Temperature – Operation

-10°C (14°F) to + 40°C (104°F)

Temperature – Storage

-20°C (-4°F) to + 50°C (122°F)

Relative Humidity

0 to 95% Relative Humidity, non condensing

Compliance 

RF

FCC Part 90, Industry Canada

 

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Manufacturer: Listen Technologies
Listen Technologies LA-321 8 Unit Charging/Carrying Case
SKU: 17
Listen Technologies LA-321 8 Unit Charging/Carrying Case
The LA-321 8-unit drop-in charging case is designed to store and charge up to 8 portable Listen FM products (LT-700, LR-300, LR-400 or LR-500)
$409.00



Manufacturer: Listen Technologies

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