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Nady 4W-1KU 1000-Channel UHF Quad Receiver Wireless System with 4x Lapel Microphone

SKU: NA4W1KULTNEU MFR: 4W-1KU-LT-NEUS
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Key Features

  • Experience clear audio with this 1000-channel UHF wireless microphone system.
  • Capture pristine sound using included lavalier mics, great for interviews & presentations.
  • Enjoy a wide operating range of 150-250 feet, perfect for stages and large venues.
  • Get 8-10 hours of battery life with the bodypack transmitter for long events.
  • Rack-mountable receiver ensures seamless integration into your existing audio setup.
  • Metal build offers durability, making this wireless system a reliable investment.
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Special Order?Estimated to Ship: 09/05/2025
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Nady 4W-1KU Specifications

General

General

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  • Operating Frequency Range

    Band 3 (U.S.): 520.000-544.975MHz

  • Freq. Synthesized

    (1000 channels switchable) 25kHz/step

  • PLL system frequency stability

    <0.005%

  • Frequency Response

    30Hz-18kHz +/-3dB

  • Dynamic Range

    120dB

  • Harmonic Distortion

    <0.5%

  • Modulation

    FM (F3E) +/-25kHz normal, +/-75kHz max

  • Operating Range

    150-250 feet typical, 500+feet max line-of-sight

W-1KU Receiver

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  • Receiver System

    Dual conversion Super Heterodyne with True Diversity (two complete Receiver sections with optimum audio selected)

  • Selectivity

    60dB normal +/-75kHz offset

  • Image Rejection

    -70dB, minimum

  • Sensitivity

    -107dBm, normal

  • Spurious Rejection

    65dB, normal

  • Mute Threshold

    -65dBm to -95dBm (adjustable)

  • Controls

    UP/DOWN selects, SET, IR Sync, Power buttons, MUTE level

  • LCD Display

    Four backlight LCD panel indicating selected Group/Channel,received RF levels, A/B diversity, and unbalanced receiver out volume levels

  • LED Display

    5-segment LED tree indicating received audio levels from transmitter (single version only)

  • Audio Output Level

    Unbalanced output: 360mV adjustable audio output @ +/-25kHz deviation
    Balanced output: 24mV fixed level audio output @ +/-25kHz deviation

  • Output Impedance

    Balanced and unbalanced: 600 Ohm

  • Power Requirement

    16VDC/0.8A

  • Antennas

    Dual BNC right angle

  • Housing Construction

    Metal

  • Dimensions (W x D x H)

    19 x 11 x 1.75" (48.26 x 27.94 x 4.44cm)

  • Weight

    6.3 lbs (2.86kg)

BT-1KU Bodypack Transmitter

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  • RF Output Power

    HI/LOW selectable HI: +14dBm (25mW typical), LOW: +4dBm (2.5mW typical)

  • Harmonic and Spurious Emission

    -50dBc normal

  • Audio Input Levels

    75mV (Lapel) +/-25kHz deviation

  • Input Impedance

    500 k Ohm (Instr.)

  • Controls

    Power OFF/MUTE/ON, RF Power HI/LOW switches, Set/Up/Down buttons

  • Input Connector

    Mini 3.5mm with locking nut

  • LCD Display

    Group/Channels/Volume/Battery Levels

  • Antenna Type

    External fixed

  • Housing Construction

    Metal

  • Battery Life

    8-10 Hours typical

  • Battery Info

    Required, included

  • Battery Material

    Alkaline

  • Battery Type

    AA

  • Battery Quantity

    8

  • Dimensions

    2.5 x 3.25 x 1.81" (6.35 x 8.3 x 1.82cm)

  • Weight

    Without Battery: 3.8 oz (107.72g)

  • UPC Code

    634343280180

About Nady 4W-1KU

Explore the exceptional audio quality and interference-free performance of the 4W-1KU 1000-Channel UHF Quad Receiver Wireless System with 4x Lapel Microphone. This professional-grade UHF wireless system operates on 1000 user-selectable frequencies, synthesized into 10 groups of 100 channels within the US frequency band of 520MHz-544.9MHz, ensuring clear-channel, frequency-agile operation in any setting or locale.

Experience the remarkable 120dB dynamic range, made possible by the system's proprietary companding and low-noise circuitry, which delivers clear, natural sound. The True Diversity circuitry, featuring two complete front ends, guarantees maximum range and dropout protection, making this system reliable for all your audio needs.

The W-1KU's receiver is equipped with a front-panel backlit LCD display, providing real-time information on selected audio output volume level, Group/Channel, RF signal strength meter, and A/B diversity status. An additional audio LED bar graph display offers instantaneous audio level status from a distance.

The back panel of the receiver features balanced XLR Mic Level and unbalanced 1.4" line level audio output jacks, catering to a variety of audio setups. The transmitter features an LCD display indicating selected Group, Channel, Audio Input Levels, and Battery level status, with a High/Low RF power switch for optimizing distance operation depending on the application.

The Bodypack Transmitter (BT-1KU) is housed in a road-worthy all-metal case and includes a power Off/Mute/On switch, flexible external antenna rod, and mini locking connector for the included lapel microphones.

The 4W-1KU 1000-Channel UHF Quad Receiver Wireless System with 4x Lapel Microphone offers an unsurpassed state-of-the-art PLL UHF performance, up to 500 feet transmission range, and 1000 selectable UHF channels for interference-free reception. The AUTO-SCAN feature allows for easy location of clear channels, and the ASC (Auto-Sync Channel) infrared download ensures easy frequency synchronization.

The scratch-resistant receiver features a 5 segment LED bar graph AF meter, balanced XLR microphone level, and unbalanced 1/4" line level audio outputs. The backlit LCD provides user-friendly configuration menus indicating channel, channel group, volume, and RF signal strength. The all-metal body pack transmitter operates with two AA batteries, ensuring long-lasting, economical battery life.

Nady 4W-1KU Features

  • State-of-the-art PLL UHF performance with 120dB dynamic range and operation up to 500' line-of-sight
  • 1000 user-selectable UHF frequencies per band
  • True Diversity circuitry with two complete front ends for maximum range and dropout protection
  • ASC (Auto-Sync Channels) IR download feature sends selected Group/Channel information to Transmitter via IR senders on receivers for easy frequency synchronization
  • Front-panel touch control buttons and user-friendly LCD configuration menus
  • Sophisticated IF filtering for simultaneous operation of multiple W-1KU systems in the same location
  • Mute control (RF squelch)
  • RF BNC connectors for dual removable 1/2 wave antennas
  • DC power input jack
  • Externally powered (adapter included)
  • Rugged, all-metal housing

Product Documents

User Manual

Key Features

  • Experience clear audio with this 1000-channel UHF wireless microphone system.
  • Capture pristine sound using included lavalier mics, great for interviews & presentations.
  • Enjoy a wide operating range of 150-250 feet, perfect for stages and large venues.
  • Get 8-10 hours of battery life with the bodypack transmitter for long events.
  • Rack-mountable receiver ensures seamless integration into your existing audio setup.
  • Metal build offers durability, making this wireless system a reliable investment.

What's in the box:

  • 4W-1KU Receiver
  • 4x BT-1KU Bodypack Transmitter
  • 4x Lapel Microphone
  • DC Power Supply
  • 2x Antennas
  • Rack Ears
  • 8x AA Alkaline Battery
  • Nady 1 Year Limited Warranty