Listen Technologies Intelligent DSP IR Receiver

Listen Technologies Intelligent DSP IR Receiver

Listen Technologies Intelligent DSP IR Receiver

B&H # LILR4200IR MFR # LR-4200-IR
Listen Technologies Intelligent DSP IR Receiver

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  • 1Description

The Intelligent DSP IR Receiver from Listen Technologies is an iDSP IR receiver with high-sensitivity. The integrated neck loop/lanyard with DSP loop driver, improves the listening experience for T-coil users. A field-replaceable, lithium-ion battery is included with the unit.

The receiver has an OLED display which shows unique channel names, battery status, channel status, volume status, and charge activation. Connect the iDSP neck loop/lanyard or ear phones via two 3.5mm output jacks (receivers can be shared). The micro-USB connection is used with the free iDSP software suite for set up, programming, inventory management, firmware updates, and charging via any standard USB port.

High-sensitivity receiver
Integrated neck loop/lanyard with DSP loop driver improves the listening experience for T-coil users
OLED display which shows unique channel names, battery status, channel status, volume status, and charge activation
Can be worn around the neck, with the belt clip, or concealed in a pocket
Use for single channel applications
In the Box
Listen Technologies Intelligent DSP IR Receiver
  • Field-Replaceable Lithium-Ion Battery
  • Limited Lifetime Warranty
  • Table of Contents
    • 1Description
    Audio
    Frequency Response 63 Hz to 15 kHz (±3 dB)
    Signal to Noise Ratio Mono: >60 dB
    Stereo: >52 dB
    Distortion <2% total harmonic distortion (THD) at 80% deviation
    Audio Output Jacks 2 x 3.5 mm connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 Ohms, accepts mono or stereo phone plug
    Controls
    User Controls Power on/off and volume up/down
    Set-Up Press and hold up/down volume buttons for 5 seconds to enter channel adjust, use up/down to select channel
    Programming Via software and USB port
    Indicators
    LED Flashes when batteries are low or to indicate charging, solid when fully charged
    Display OLED; channel designation, battery level, unit number, charging status, volume status
    RF Specification
    Carrier Frequency 2.3 MHz, 2.8 MHz, 3.3 MHz, and 3.8 MHz
    Number of Channels 4 x selectable channel
    Frequency Accuracy ± .005% stability 32 to 122°F (0 to 50°C)
    Modulation FM Wideband, ±50 kHz deviation max, 50 uS de-emphasis
    Specifications
    Sensitivity IR: better than 1 nW/cm2 @40 dB SNR
    Squelch IR: programmable in 20 steps, automatic on loss of IR signal
    Power Save Mode IR: turns unit off after a specified time of no IR signal, default is 30 minutes
    Power
    Battery Type Lithium-ion
    Battery Life 8 hours of typical use
    Battery Charging Time Fully charged in 2.5 hours
    Power Supply Micro-USB connector, 5 V, 500 mA
    Environmental
    Operating Temperature 14 to 104°F (-10 to 40°C)
    Storage Temperature -4 to 122°F (-20 to 50°C)
    Humidity (Non-condensing) 0 to 95% relative humidity
    Compliance and Approvals
    Standards FCC Part 15, ICS-03, CE, RoHS, WEEE
    Physical
    Color Flat black
    Dimensions Unit: 3.75 x 2 x 0.64" (9.6 x 5 x 1.7 cm)
    Unit with Belt Clip: 3.75 x 2 x 0.80" (9.6 x 5 x 2.1 cm)
    Weight Unit: 1.9 oz (53.9 g) Unit with Batteries: 2.8 oz (79.4 g)
    Packaging Info
    Package Weight 0.2 lb
    Box Dimensions (LxWxH) 4.3 x 2.4 x 1.1"

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