Listen Technologies LR500-863
Programmable Receiver 863 mHz EU/Asia Only

OUR PART #  LR500-863

The Listen Technologies 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). SmartChargeTM capabilities prevent overcharging. It's easy to use, easy to program.

Listen Technologies LR-500 Includes:

  • (1) LR-500-863 Portable Programmable Display RFReceiver (863 MHz)
  • (1) Quick Reference Card
  • (1) Limited Lifetime Warranty Program Card (863 MHz)
  • (1) FM System Design Guide and Manual Card (863 MHz)

Listen Technologies LR-500 Features:

  • Superior Audio Quality - 70 dB signal-to-noise ratio,setting the industry's sound quality standard
  • A choice between 17 channels, complete antenna andaccessory options make Listen products ideal for a wide range of applications
  • Programmability - Unneeded channels can be locked sothis receiver will access only one or more channels of your choice
  • 100 % Digital - Listen receivers are digitally-tunedso transmission won't drift; assurance that when you select a channel, itstays on the channel
  • Uses standard alkaline or NiMH batteries
  • Built in SmartCharge™ won't allow batteries toovercharge. 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 chargingcontacts

Listen Technologies LR-500 Specifications:

  • Audio:
    • Signal-to-Noise Ratio: 70 dB (A-Weighted)
    • Distortion: < 2% total harmonic distortion (THD) at 80% deviation
    • Audio Output Jacks: 3.5 mm connector, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 Ohms
    • Frequency Response: 50 Hz - 15 kHz (+/-3 dB)
  • Controls:
    • User Controls: Channel up/down, SEEK, volume, Alkaline/NiMH battery switch
    • Programming: Channel Lock Out, Channel Lock, DX/Local, squelch
  • Indicators:
    • LCD: Channel Designation, lock status, signal strength indication, programming
    • LEDs: Red, illuminated when unit is on. Flashes when batteries are low, or charging. Flashes when locked and SEEK is pushed.
  • RF:
    • Number of Channels: 17 Wideband
    • Sensitivity: .6uV typical, 1 uV maximum for 12 dB sinad
    • Frequency Range: 863.050 - 864.950 MHz
    • Antenna Type: Integrated External Antenna
    • Frequency Accuracy: +/- .005% stability 32 to 122º (0 to 50ºC)
    • Squelch: Programmable in 20 steps, automatic on loss of RF signal
  • Power:
    • Battery Life: 20 hours alkaline (LA-361), 10 hours NiMH rechargeable (LA-362)
    • Battery Type: 2 AA batteries, alkaline or NiMH
    • Battery Charging Time: Fully Automatic, 13 hours maximum
    • Power Supply Connector: 2.3 mm OD by .7mm ID, barrel type
    • Power Supply: 7.5VDC, center positive 300mA. Drop in contact points for use with charging cases. Power supply not included (LA-208-03)
    • Compliance: RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant
  • Physical:
    • Dimensions (H x W x D): 5 x 3 x 1" (13 x 7.6 x 2.5 cm)
    • Color: Dark Grey with white silk screening
    • Weight: 3.9 oz. (111 g)
    • Unit Weight with Batteries: 5.8 oz. (164 g)
    • Shipping Weight: 1.0 lb. (0.45 kg)
    • 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
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