Listen Technologies LS-93 IR Advanced iDSP Level I System, LT-84-01 Transmitter, 2x LR-5200-IR Receiver

SKU: LTLS9301 MFR: LS-93-01
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Key Features

  • Crystal-clear audio: Experience superior sound quality with this advanced iDSP system.
  • IR Technology: Enjoy secure, reliable assistive listening with infrared transmission.
  • Dual receivers included: Perfect for two users, each getting personalized audio clarity.
  • Versatile compatibility: Works seamlessly with various Listen Technologies devices.
  • Ideal for presentations: Enhance audience engagement with clear audio solutions.
  • Easy USB charging: Keep your devices powered up with the convenient USB charger.
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Listen Technologies LS-93 Specifications

Transmitter: Audio

Transmitter: Audio

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  • Frequency Response

    20 Hz - 20 kHz (+/- 1 dB) Line Input63 Hz - 15 kHz (+/- 3 dB) System Specification (wireless end-to-end with LR-44)

  • Signal-to-Noise Ratio

    > 70 dB (SNR) Line Input> 60 dB (SNR) System Specification (wireless end-to-end with LR-44)

  • Microphone Input

    Two (2) 0.14" (3.5mm) Tip/Sleeve connector, -30 dBu nominal input, +14 dB headroom, impedance 4.4k Ohms, 5 VDC bias supply

  • Total Harmonic Distortion

    < 0.1% (THD) Line Input< 2% (THD) System Specification (wireless end-to-end with LR-44)

  • Unbalanced Line Input

    Stereo/Mono Input. Two (2) Dual (RCA) Phono connectors, unbalanced, -10 dBu nominal input, +14 dB headroom, impedance 10k Ohms

  • Balanced Line Input

    Mono Input. Two (2) Phoenix Type connector, balanced, + 4 dBunominal input, +14 dB headroom, impedance 100k Ohms

Transmitter: Controls

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  • Power Switch

    Three (3) position switch - Power OFF, Power ON-Indicator Lights OFF, Power ON-Indicator Lights ON

  • Carrier Frequency Selection

    Two (2), four (4) position rotary switches (2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz)

  • Level Control Knob

    Two (2) audio taper rotary potentiometer, counter-clockwise decreases input mix level, clockwise increases input mix level

Transmitter: Indicators

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  • Power Supply LED

    Green LED on in-line power supply indicates AC power is applied

  • Audio Level Indicators

    Two (2) Green LEDs, two (2) Red LEDs, Green LED indicates Audio presence and Red LED indicates peaks in the audio

  • RJ-45 Amber LED

    Solid Amber indicates carrier is present and IR is being transmitted

  • RJ-45 Green LED

    Solid Green indicates power is applied to unit, flashing indicates unit has entered power save mode

Transmitter: RF

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  • Carrier Frequencies

    2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz, Selectable

  • Number of Channels

    Two (2) channels, Selectable carrier frequency

  • Frequency Accuracy

    +/- .005% stability 0 to 50 Degree C

  • Transmitter Stability

    50 PPM

  • Modulation

    FM Wideband, +/-50kHz deviation max, 50 uS pre-emphasis

  • Power Save Mode

    Carrier will shut off when no audio is present for 15 minutes on both channels to preserve radiator life

  • Expansion Link Output

    Two (2) RJ-45 connectors - Provides RF Signal and Power, CAT-5e cable 24 AWG, 100 ft. maximum cable length, two (2) LA-141s per output connector

Transmitter: IR

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  • Coverage Area

    2,787 sq. m (30,000 sq. ft) single channel with LR-4200-IR/LR-5200-IR receivers or 697 sq. m (7,500 sq. ft) single channel with LR-42/LR-44 receivers

  • IR Emitter Power

    1.49 W

Transmitter: Power

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  • Power Supply Input

    100-240 VAC, 50-60 Hz

  • Power Supply Output

    12 VDC, 4 A, 48 W

  • Power Supply Connector

    2.5 mm ID barrel connector, center positive

  • Power Output

    Two (2) RJ-45 connectors. providing Power and RF signal for up to two (2) LA-141 expansion radiators on each output

  • Power Supply Type

    In-line switching mode power supply, Listen part number LA-210

  • Power Supply Line Cord

    IEC line cord, North America Type B (LT-84-01), Asia and UK Type G (LT-84-02), Euro Type C (LT-84-03), Australia Type I (LT-84-04)

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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  • Standards

    FCC part 15, ICS-03, CE, UL, CUL, C-Tick, CCC, PSE, KC, GS, RoHS, WEEE

  • Power Supply Compliance Marks

    CUL, UL, CE, CCC, C-Tick, KC, PSE, GS, FCC, RoHS

Transmitter: Physical

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  • Color

    Black with White Silk Screening

  • Counting

    Can be mounted on a wall, ceiling, or table with provided hardware (screws and hollow wall anchors not provided). Optional LA-347 Wall Box Mounting Plate is available for mounting to a standard single gang electrical box.

  • Compatibility

    LR-42, LR-44, LPT-A117, LA-141, LR-4200-IR, LR-5200-IR, LR-4200-IR-P1, LR-5200-IR-P1, LP-40-IR-01, LP-41-IR, LP-50-IR, LP-51-IR, LR-X200-IR

  • Dimensions (H x W x D)

    1.5 x 10.7 x 4.1" (3.81 x 27.2 x 10.5cm)

  • Weight

    0.8 lb (0.4kg)
    with Power Supply: 1.8 lb (0.8kg)

Receiver: Audio

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  • System Distortion

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

  • Audio Output Jacks

    Two (2) 0.14" (3.5mm) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm, accepts mono or stereo phone plug or LA-430 Intelligent Ear Phone/Neck Loop Lanyard

  • System Frequency Response

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

  • System Signal to Noise Ratio

    > 60 dB

Receiver: Controls

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  • User Controls

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

  • Programming

    Via software and USB port, Auto Seek, Jack Sense, Squelch, Auto Power, Auto Off, Stereo, Brightness, Channel Name, Channel button, Channel Lock

  • 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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  • Display

    OLED - Channel designation, battery level, unit number, charging status, volume status

  • LED

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

Receiver: RF

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  • Carrier Frequencies

    2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz

  • Number of Channels

    Four (4) selectable channels

  • Frequency Accuracy

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

  • Modulation

    FM Wideband, +/-50 kHz deviation max, 50 uS de-emphasis

Receiver: IR

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  • Coverage Area

    30,000 sq. ft (2787 sq. m) single channel with LT-84/LA-141 or 40,000 sq. ft (3716 sq. m) single channel with LT-82/LA-140

  • Squelch

    Programmable in 20 steps, automatic on loss of IR signal

  • Power Save Mode

    Turns unit off after a specified time of no IR signal, default is 30 minutes

  • Sensitivity

    Better than one (1) nW/cm2 @40 dB SNR

Receiver: Power

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  • Power Supply

    Micro USB connector, 5 V, 500 mA

  • Battery Type

    Lithium Ion

  • Battery Life

    8 Hours of typical 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, ICS-03, CE, RoHS, WEEE, ADA 706, CBC 11B-706

Receiver: Physical

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  • Compatibility

    LA-140-GY, LT-82, LA-365, LA-401, LA-405, LA-404, LA-403, LA-402, LA-430, LT-84, LA-141

  • Color

    Flat Black

  • Dimensions (H x W x D)

    Without Belt Clip: 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: 1.9 oz (53.9g)
    With Batteries: 2.8 oz (79.4g)

About Listen Technologies LS-93

Are you seeking an advanced, high-quality, and user-friendly listening system Look no further than the LS-93 IR Advanced iDSP Level I System, complete with an LT-84-01 Transmitter and two LR-5200-IR Receivers. This innovative system is designed to deliver unmatched audio quality and reliability, making it an ideal choice for venues with up to 50 seats.

The LS-93 system is more than just a transmitter and receiver combo. It includes a LA-423 4-port USB Charger, ensuring your receivers are always ready for use. For added convenience, universal ear speakers and Listen disinfecting wipes are included in the package.

This IR wireless assistive listening system is designed for use by the hearing-impaired, capable of broadcasting up to two audio channels with the choice of four mono carrier frequencies; 2.3, 2.8, 3.3, and 3.8 MHz. With a single channel transmission, the system can cover an area up to 30,000 ft (2787 m).

The system boasts a Signal-to-Noise Ratio (SNR) of 60 dB or better and Total Harmonic Distortion (THD) of less than 2%, ensuring clear and precise sound. It also features an audio frequency response of 63 Hz to 15 kHz, +/- 3db, and two independent mixing audio inputs for each transmission channel.

The LS-93 system offers independent channel audio processing with Limiting, Compression, and Noise Gate, as well as transmit level control and level indication via an LED. It can provide Power and RF signal for up to four Expansion Radiators over CAT-5 cable for additional coverage.

The LR-5200-IR receivers are capable of receiving on four wide band channels and feature a programmable multi-function Listen button that can be tuned for the venue's desired channels. They can be worn on a lanyard or belt clip, and the lanyard incorporates an integrated neck loop for compatibility with T-coil hearing aids.

The receivers employ unique iDSPTM noise reduction technology and are fully programmable via PC software. They feature a multi-functional OLED display that indicates battery status, inventory number, volume level, and a customizable channel name.

Designed with user convenience in mind, the receivers automatically turn on when removed from the charging device and turn off when returned. They use a non-proprietary lithium-ion battery and incorporate automatic battery charging circuitry.

In summary, the LS-93 IR Advanced iDSP Level I System, LT-84-01 Transmitter, and two LR-5200-IR Receivers offer a comprehensive, high-quality, and user-friendly solution for your listening center needs.

Listen Technologies LS-93 Features

  • Advanced iDSP IR assistive listening system with our LR-5200-IR receivers included
  • Pre-configured system designed for simple and immediate installation
  • Ideal for small- to mid-size venues with up to 50 seats
  • Provides outstanding coverage up to 2,787 sq. m (30,000 sq. ft)
  • Designed for multi-channel applications where users need the ability to select audio source/channel themselves

Product Documents

User Manual

Key Features

  • Crystal-clear audio: Experience superior sound quality with this advanced iDSP system.
  • IR Technology: Enjoy secure, reliable assistive listening with infrared transmission.
  • Dual receivers included: Perfect for two users, each getting personalized audio clarity.
  • Versatile compatibility: Works seamlessly with various Listen Technologies devices.
  • Ideal for presentations: Enhance audience engagement with clear audio solutions.
  • Easy USB charging: Keep your devices powered up with the convenient USB charger.

What's in the box:

  • LT-84-01 ListenIR Transmitter/Radiator Combo
  • 2x LR-5200-IR Advanced Intelligent DSP IR Receiver
  • 2x LA-430 Intelligent Ear Phone/Neck Loop Lanyard
  • 2x LA-401 Universal Ear Speaker
  • LA-423 4-Port USB Charger
  • Listen Technologies Lifetime Limited Warranty