Listen Technologies LS-58-072 Listen iDSP Advanced Level III Stationary RF System, LT-800-072 Transmitter, 4x LR-5200-072 Receiver, LA-381-01 Charging Tray, 72 MHz

SKU: LTLS58072 MFR: LS-58-072
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Key Features

  • Crystal-clear audio: Experience superior sound quality with this advanced RF system.
  • Assistive listening at its best: Perfect for theaters, classrooms, and conference rooms.
  • Enhanced connectivity: Seamlessly integrates with your existing audio equipment setup.
  • Easy to use: Intuitive design ensures a hassle-free experience for all users.
  • Long-lasting battery: Enjoy up to 8 hours of continuous use with the efficient receiver.
  • Complete audio solution: Includes transmitter, receivers, and charging tray for convenience.
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Listen Technologies LS-58-072 Specifications

Includes

Includes

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  • Additional Included items

    LA-122 Universal Antenna Kit Including (Grounding Base + Mounting Bracket + Wall/Electrical Box Mounting Plate + Shorting Plate + Antenna Module + (25'/7.6m) Coaxial Cable (Terminated with BNC Connectors on Both Ends) + 2x Telescoping Antennae (72 MHz) + 2x Flexible Antenna (72 MHz) + 2x Hex Kep Nuts + 2x Fiber Washer + 4x Machine Screw (#8-32 x3/4") + 4x Tapping Screw (#8-1/2") + 4x Dry Anchors)

  • Additional Included items (Contd.)

    LA-326 Universal Rack Mounting Kit Including (Left Side Bracket + Right Side Long Bracket + Right Side Short Bracket + Dual Mount Center Bracket + 10x Machine Screws)

    LA-304 Assistive Listening Notification Signage Kit Including (Hard Plaque + Static Cling Window Sticker)

Transmitter: Audio

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  • Frequency Response

    50 Hz - 15 kHz ( +/-3 dB)

  • Signal-to-Noise Ratio

    SQ enabled 80 dB, SQ disabled 60 dB

  • Audio Input 1

    Rear panel, one (1) Female XLR or 1/4 in combo connector, balanced, 0 / -55 dBu (line/mic) nominal input level adjustable, -30 / +21 dBu (line/mic) maximum input level, impedance 20k / 1k ohm (line/mic), phantom power +12 VDC

  • Audio Input 2

    Rear panel, two (2) phono connectors, unbalanced, -10 / +10 dBu nominal input level adjustable, +30 dBu maximum, impedance 100k ohm

  • Audio Processing

    Compression can be turned on/off, slope internally adjustable from 1:1 to 4:1, default 2:1

  • Contour

    Cuts and boosts frequencies above 5 kHz

  • Distortion

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

  • Audio Output

    Input 1 and input 2, mixed output (rear panel), two (2) phono connectors, unbalanced, -10 dBu nominal output level, +15 dBu maximum, impedance 10 ohm

  • Headphone Output

    Front panel, one (1) 3.5mm (0.14") stereo connector, unbalanced, adjustable output level, +3 dBu maximum, impedance 10 ohm

Transmitter: Controls

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  • User Controls

    Front Panel: Power, test tone on/off, channel up/down, input levels, mix level, contour, monitor volume controlRear Panel: Input 1 Level, (Line, Mic, Mic-Phantom Power), Input 2 level (-10 / +10 dBu), RF power level (low, mid, high)

  • Internal Adjustments

    Compression ratio for audio processor

  • Programming

    SQ on/off, process on/off, channel lock

Transmitter: Indicators

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  • LCD

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

  • Audio Input Status LEDs

    Indicates Input 1, Input 2, and Mix audio levels; 10 segment LED's (8 green, 2 red)

  • Processing

    Indicated by a green LED when on (front panel)

  • Test Tone

    Red LED illuminates when test tone is enabled.

  • RF Power

    Indicated on the LCD (low, mid, high)

Transmitter: RF

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  • Frequency Range

    72.025 - 75.950 MHz

  • Number of Channels

    17 wide band, 40 narrow band

  • Frequency Accuracy

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

  • Antenna Type

    Various antennas available

  • Transmitter Stability

    50 PPM

  • Transmission Range

    Up to 305 m (1,000 ft.)

  • Antenna Connector

    BNC

  • Output Power

    80,000 uV at 3 m

  • Number of Simultaneous Transmitters

    6

Transmitter: Power

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  • Power Supply

    In line power supply, Listen part number LA-207 (Line cord is determined by the each Country's AC power standards)

  • Power Supply Input

    100-240 VAC, 50-60 Hz, 0.4 A

  • Power Supply Output

    12 VDC, 1.3 A, 15.6 W

  • Power Supply Connector

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

  • Compliance

    UL, CE, GS, TUV, RoHS

Transmitter: 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

Transmitter: Compliance

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  • Safety

    RoHS

  • RF

    FCC Part 15, Part 90, Industry Canada

Transmitter: 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) transmitters can be mounted in one rack space, optional rack mount (LA-326)

  • Compatibility

    LR-300-072, LA-125, LA-130, LA-326, LR-100-072, LR-400-072, LR-500-072, LA-277, LA-304, LR-4200-072, LR-5200-072-P1, LR-5200-072, LR-4200-072-P1, LP-40-072-01, LP-41-072-01, LP-50-072-01, LP-51-072-01, LA-303, LDS-5200-072, LDS-4200-072, LDS-4200-072-P0, LDS-4200-072-P1

  • Dimensions (W x H x D)

    8.50 x 1.7 x 9.13" (21.5 x 1.75 x 23cm)

  • Weight

    2.6 lb (1.2kg)
    with Power Supply: 3.5 lb (1.6kg)

Receiver: Audio

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  • Frequency Response

    50 Hz - 15 kHz ( +/-3 dB)

  • System Distortion

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

  • Output/s

    Two (2) 3.5mm (0.14") connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm

  • System Signal to Noise Ratio

    SQ enabled 80 dB, SQ disabled 60 dB

Receiver: Controls

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  • User Controls

    Power, up/down volume, Listen button for end user channel selection

  • Programming

    Via software and USB port

  • Set-up Controls

    Press and hold up/down volume buttons for 5 seconds to enter channel adjust, use up/down to select channel

Receiver: Indicators

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  • LEDs

    Flashes when batteries are low or to indicate charging, solid when fully charged

  • Display

    Channel designation,battery level, unit number, charging status

Receiver: RF

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  • 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 Degree F (0 to 50 Degree C)

  • Squelch

    Programmable in 20 steps, automatic on loss of RF signal

  • Antenna Type

    Uses ear phone/neck loop lanyard and short ear phone cable or standard earphone cable

Receiver: Power

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  • Power Supply

    Micro USB connector, 5 V, 500 mA

  • Battery Type

    Lithium Ion 3.7 Vdc, 1200 mAh

  • Battery Life

    8 Hours of continuous use

  • Battery Charging Time

    Fully charged in 2.5 Hours

Receiver: Environmental

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  • Temperature - Operation

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

  • Temperature - Storage

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

  • Relative Humidity

    0 to 95% relative humidity, non-condensing

Receiver: Compliance

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  • Standards

    FCC Part 15, Part 90, Industry Canada, RoHS

Receiver: Physical

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  • Compatibility

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

  • Color

    Black

  • Dimensions (H x W x D)

    3.75 x 2.0 x 0.64" (9.6 x 5.0 x 1.7cm)
    with Belt Clip: 3.75 x 2.0 x 0.80" (9.6 x 5.0 x 2.1cm)

  • Weight

    Without Batteries: 1.60 oz (45g)
    With Batteries: 2.40 oz (68g)

About Listen Technologies LS-58-072

When seeking a comprehensive, high-performance assistive listening solution, the LS-58-072 Listen iDSP Advanced Level III Stationary RF System stands out. This system is designed for large or expanding venues, leveraging the power of the LT-800-072 RF Transmitter and a universal antenna kit to ensure extensive coverage.

The LS-58-072 system comes complete with four LR-5200-072 iDSP multi-channel RF receivers from Listen, providing your audience with exceptional, dependable sound quality. It also includes universal ear speakers and other essential accessories, making it a complete package for your audio needs.

A key component of the LS-58-072 system is the LA-381-01 Drop-in Charging/Dispensing Station. This station can accommodate up to twelve receivers, facilitating easy charging, storage, and management. As your venue grows, this high-capacity station allows for seamless upgrades and expansion of your RF system.

To ensure compliance and awareness, the LS-58-072 system includes an assistive listening notification signage kit. This kit meets legal requirements and helps inform visitors about the availability of your assistive listening system.

The LS-58-072 system is equipped with a universal antenna kit, rack mounting kit, ear speakers, neck loops/lanyards, and a dual RCA cable, making it an ideal choice for venues accommodating up to 100 people.

The LS-58-072 system is designed to be frequency agile, capable of broadcasting on 57 channels. The RF receiver can receive on 57 wide and narrow band channels. It features a programmable Listen button that can be customized to your venue's desired channels and can electronically lock out unused channels.

The receiver boasts a signal-to-noise ratio of 80 dB or greater and an audio frequency response of 50 Hz - 15 kHz ( +/-3 dB). It employs unique DSP SQ noise reduction technology and a programmable squelch circuit.

The unit also features a multi-functional display that indicates battery status, inventory number, and channel. It can be worn with a lanyard or belt clip, and the lanyard option includes an integrated DSP driven neck loop that sends optimized audio signals directly to hearing aids and cochlear implants equipped with telecoils.

The LS-58-072 system uses a non-proprietary Lithium-ion battery and incorporates automatic battery charging circuitry. It also features a USB connector for inventory control, setup, charging, and firmware upgrades. With an end-to-end SNR of 80dB or greater, the LS-58-072 Listen iDSP Advanced Level III Stationary RF System from Listen Technologies Corporation is a superior choice for your venue's assistive listening needs.

Listen Technologies LS-58-072 Features

  • Advanced DSP SQTM noise reduction technology delivers 20 dB less noise and hiss than any other listening device
  • Integrated neck loop / lanyard with DSP loop driver improves the listening experience for T-coil users
  • Smallest device of its kind makes it easier to wear and for venues to dispense, store and maintain
  • Advanced green battery technology dramatically reduces costs of ownership and hassles while reducing the number of batteries in the landfill
  • Includes drop-in charging/dispensing station for streamlined dispensing, collecting and care of up to (12) iDSP RF listening devices
  • Ensures public venues deliver an exceptional listening experience while meeting new legislative requirements for assistive listening

Product Documents

User Manual

Key Features

  • Crystal-clear audio: Experience superior sound quality with this advanced RF system.
  • Assistive listening at its best: Perfect for theaters, classrooms, and conference rooms.
  • Enhanced connectivity: Seamlessly integrates with your existing audio equipment setup.
  • Easy to use: Intuitive design ensures a hassle-free experience for all users.
  • Long-lasting battery: Enjoy up to 8 hours of continuous use with the efficient receiver.
  • Complete audio solution: Includes transmitter, receivers, and charging tray for convenience.

What's in the box:

  • LT-800-072 Stationary RF Transmitter (72 MHz)
  • 4x LA-401 Universal Ear Speaker
  • 2x LA-430 Intelligent Earphone/Neck Loop Lanyard
  • LA-381-01 Intelligent 12-Unit Charging Tray
  • LPT-A107-B Dual RCA to Dual RCA Cable (6.6'/2m)
  • 4x LR-5200-072 Intelligent DSP RF Receiver (72 MHz)
  • (See Specification Section for Additional Included Items)
  • Listen Technologies Lifetime Limited Warranty