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Listen Technologies LR-500-072 Portable Programmable Display RF Receiver (72 MHz)

Item #: LSTN-LR-500-072   •   MFG #: LR-500-072


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Combining powerful, crystal-clear audio performance with the ability to program each unit, the Listen LR-500 Portable Programmable Display Receiver is a top-of-the-line solution for your assistive listening system. Our signature Look & Listen (TM) LCD display gives you and your users a quick, easy way to check the programming status, channel selection, battery level, signal strength, and more. And Listen Technologies' SmartCharge (TM) system built into each unit helps to prevent overcharging (when used with NiMH rechargeable AA batteries).

Easy to use and easy to program, the LR-500 is approved for assistive listening use in the U.S. by the FCC and offers you an industry-leading option for meeting the needs of your visitors or customers.

  • Features

    • Compact, portable, and programmable digital receiver
    • Can receive up to 17 wide-band or 40 narrow-band channels
    • Easy-to-read LCD display with programming status, battery level, channel lock, and signal strength readings
    • Channel seek capabilities and channel selector buttons on the front of the unit
    • 80 dB signal-to-noise ratio for industry-leading sound quality
    • Built-in SmartCharge feature prevents overcharging
    • Simple drop-in charging compatible with Listen Technologies' charging cases and plugs
    • Compatible with mono and stereo headphones
    • Uses standard AA alkaline or NiMh rechargeable batteries
  • Specifications

    • Audio
    • Frequency Response: 50 Hz - 15 kHz (±3 dB)
    • Signal-to-Noise Ratio: SQ enabled: 80dB; SQ disabled 60dB
    • Audio Output Jacks: 3.5mm connectors, unbalanced, 0dBu nominal output level, 16mW maximum, impedance 32 Ohms
    • Distortion:
    • User Controls: Channel up/down, SEEK, volume, Alkaline/NiMH batteries, SQ enable/disable
    • Programming: Channel lock, squelch, channel lock out

    • LCD: Channel Designation, lock status, signal strength indication, programming
    • LEDs: Red, illuminated when unit is on. Flashes when batteries are low, or to indicate charging. Flashes when locked and SEEK is pushed.

    • Frequency Range: 72.025 - 75.950 MHz
    • Number of Channels: 17 wide band, 40 narrow band
    • Sensitivity: .6uV typical, 1 uV maximum for 12 dB sinad
    • Frequency Accuracy: ± .005% stability 32 to 122° (0 to 50°C)
    • Squelch: Programmable in 20 steps, automatic on loss of RF signal
    • Antenna Type: Uses earphone cable

    • Power Supply: I/P 120VAC; O/P 7.5VDC 250 mA; Drop in contact points for use with charging cases. Power supply not included (LA-208)
    • Power Supply Connector: 2.3mm OD by 0.7mm ID, barrel type connector 7.5 VDC, center positive
    • Battery Type: Two 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

    • Width: 5.00 in. (13.0 cm)
    • Height: 3.00 in. (7.6 cm)
    • Depth: 1.00 in. (2.5 cm)
    • Color: Dark Grey with white silk screening
    • Unit Weight with 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)

    • Temperature - Operation: 14 to 104° F (-10 to 40° C)
    • Temperature - Storage: -4 to 122° F (-20 to 50° C)
    • Relative Humidity: 0 to 95% relative humidity, non-condensing

    • RF: FCC Part 15, Industry Canada
  • Item Includes

    • One (1) LR-500-072 Portable Programmable Display FM Receiver (72 MHz)
    • One (1) Owners manual (72 MHz)
  • GTIN:


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