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Listen Technologies LR-100-072 Stationary RF Receiver/Power Amplifier, 72 MHz
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Listen Technologies LR-100-072 Stationary RF Receiver/Power Amplifier, 72 MHz

SKU: LTLR100072
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Listen Technologies LR-100-072 Specifications

Audio

Audio

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  • Frequency Response

    System: 50 Hz - 15 kHz ( +/-3 dB)Input to Output: 25 Hz to 20 kHz ( +/-3 dB)

  • Signal-to-Noise Ratio

    80 dB SQ enabled, 60 dB SQ disabled (A Weighted)

  • Distortion

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

  • Input/s

    One (1) female XLR-1/4 in combo connector, balanced, 0 dBu nominal input level adjustable, +13 dBu maximum, impedance 600 ohmTwo (2) phono connectors, unbalanced, -10 dBu nominal input level adjustable, +7 dBu maximum, impedance 10k ohm band, 40 narrow band

Controls

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  • User Controls

    Front: Power, test tone on/off, channel up/down, input levels, mix level, contour, monitor volume controlRear: Audio output select (RX Only, RX + AUX, RX or AUX),Speaker (Output, Aux), switchable balanced output levelRemote Controls: Eight (8) position detachable terminal block, channel up, channel down, mute

  • Programming

    Unit can be programmed so that only desired channels are displayed to the user, channel selection can be locked by holding the SEEK button 5 seconds.

Indicators

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  • LCD

    Channel designation, lock status, RF power level, programming (front panel)

  • Power LED

    Indicated by a green LED when on (front panel)

  • VU Meter

    Four (4) LED (three green, one red)

  • RF Power

    Indicated on the LCD (low, mid, high)

  • Squelch

    Green LED illuminates when the unit is squelched

  • Mute

    Green LED illuminates when the output audio is muted

RF

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  • Frequency Range

    72.025 - 75.950 MHz

  • Output/s

    One (1) male XLR, balanced, 0 dBu nominal output level, +16 dBu maximum, impedance 2k/10 Ohms (line/mic)Two (2) phono connectors, unbalanced, -10 dBu nominal output level, +2 dBu maximum, impedance 2k ohmOne (1) 3.5mm stereo connector, unbalanced, adjustable output level, +7 dBu maximum, impedance 10 ohmOne (1) detachable terminal block, bridged, adjustable output level, 15/10 watts (peak/RMS) continuous power with 4 ohm load

  • Number of Channels

    17 wide band, 40 narrow band

  • Sensitivity

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

  • Frequency Accuracy

    +/- .005% stability +32 Degree F to +122 Degree F (0 Degree C to +50 Degree C)

  • Antenna Type

    LA-123 90 Degree Helical Antenna (72 MHz)

  • Antenna Connector

    BNC

Power

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  • Power Supply Input

    120 VAC, 60 Hz, 19 Watts

  • Power Supply Output

    15 VAC, 1 Amp

  • Power Supply Connector

    0.02" (5.0mm) OD, 0.01" (2.5mm) ID, barrel type

  • Optional Battery

    12VDC, connected via terminal block

  • Optional Battery Charging

    Trickle charge of optional 12VDC battery through terminal block connection

  • Power Supply Type

    In line power supply, Listen part number LA-201

Environmental

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  • Temperature - Operation

    14 Degree F (-10 Degree C) to 104 Degree F (+40 Degree C)

  • Temperature - Storage

    -4 Degree F (-20 Degree C) to 122 Degree F (+50 Degree C)

  • Relative Humidity

    0 to 95% Relative Humidity, non condensing

Compliance

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  • Power Supply Compliance

    UL Listed

  • RF

    FCC Part 15, Part 90, Industry Canada

Physical

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  • Color

    Dark Gray with white silk screening

  • Rack Mounting

    One (1) rack space height, 1/2 rack space wide, one (1) or two (2) receivers can be mounted in one rack space, optional rack mount (LA-326)

  • Compatibility

    LT-800-072-01, LT-700-072

  • Dimensions (H x W x D)

    1.75 x 8.50 x 9.13" (4.5 x 21.5 x 23cm)

  • Weight

    Without Power Supply: 2.8 lb (1.3kg)
    With Power Supply: 4.2 lb (1.9kg)

About Listen Technologies LR-100-072

Used in conjunction with your Listen Technologies transmitter, the LR-100 RF Receiver/Power Amplifier delivers clear, high-quality audio performance ideal for multiple locations and applications.

Multiple input options make the LR-100 flexible to fit your specific venue and system needs, including wireless audio distribution. Our signature Look & Listen (TM) LCD display provides at-a-glance information about channel, lock, and battery status, and an integrated security cover prevents unauthorized changes to volume, squelch, and trim adjusments.

The LR-100 can be powered by either a 15 VAC/1000mA power input or 12 VDC battery, and requires only an antenna for proper reception.

Architectural Specs
The Stationary RFReceiver/Power Amplifier shall be capable of receiving on 57 wide and narrow band channels in the frequency ranges of either 72 MHz or 216 MHz. The receiver shall be programmable to electronically lock out unneeded channels. The device shall have an adjustable squelch with an LED indication. The device shall have an audio frequency response of 50 Hz to 15k Hz, ' +/-3 dB at 72 MHz, or of 50 Hz to 10 kHz, ' +/-3 dB at 216 MHz. The signal to noise ratio shall be 80dB or greater.

The device will have an integrated 15 watt power amplifier capable of driving an 8 ohm speaker. The device shall be rack mountable and shall have the capability of a remote antenna. The device shall incorporate an LCD display that indicates channel and RF signal strength. The Listen LR-100 is specified.

Listen Technologies LR-100-072 Features

  • Programmable for locking in one or several of the 57 compatible channels
  • Superior audio quality thanks to an 80 dB signal-to-noise ratio (SNR)
  • Look & Listen (TM) LCD display clearly shows battery status, signal strength, and programming information
  • Multiple input options and selectable output for added flexibility

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Key Features

  • Programmable for locking in one or several of the 57 compatible channels
  • Superior audio quality thanks to an 80 dB signal-to-noise ratio (SNR)
  • Multiple input options and selectable output for added flexibility
  • Backed by Listen Technologies' limited lifetime warranty and hassle-free support

What's in the box:

  • LR-100-072 Stationary RF Receiver/Power Amplifier (72 MHz)
  • LR-100 Manual
  • LA-201 15 VAC Power Supply
  • LA-123 90 Degree Helical Antenna (72 MHz)
  • Hex Wrench
  • Listen Technologies Lifetime Limited Warranty