Crown Audio CT475 4-Channel Rackmount Power Amplifier, 75W/Channel @ 8 Ohms, 1.4V Sensitivity, 20Hz to 20kHz Frequency Response

SKU: CRWCT475 MFR: NCT475A-U-US
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Key Features

  • Experience crystal-clear audio with this Crown Audio power amplifier's impressive 110dB signal-to-noise ratio.
  • This 4-channel rackmount power amplifier delivers 75W per channel at 8 Ohms, perfect for installations.
  • Achieve pristine sound quality with a frequency response of 20Hz to 20kHz for accurate audio reproduction.
  • Enjoy flexible connectivity with Phoenix inputs/outputs on this versatile Crown Audio amplifier.
  • Minimize distortion with <0.05% THD, ensuring clean and professional audio output from this amplifier.
  • Rely on the robust build and universal power supply for consistent performance in any environment.
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Special Order Item?Estimated to Ship: 09/06/2025
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Crown Audio CT475 Specifications

  • Power Rating

    75W/Channel @ 8 Ohms

  • Channels

    4

  • Input Sensitivity

    1.4V

  • Frequency Response

    20Hz - 20kHz +/-0.5dB

  • Signal-to-Noise Ratio

    110dB

  • Total Harmonic Distortion (THD)

    < 0.05%

  • Intermodulation Distortion (SMPTE)

    < 0.05%

  • Crosstalk

    > 70dB

  • Common Mode Rejection Ratio

    > 55dB, > 70dB Typical

  • Connectors

    4 x 3-Pin Phoenix Inputs
    4 x 2-Pin Phoenix Outputs
    1 x Power Input

  • Controls

    4 x Input Attenuator Knobs
    1 x Set of Amp Control DIP-Switches
    1 x Power Switch

  • Indicators

    1 x Power LED
    4 x Signal LEDs
    4 x Clip LEDs
    4 x Thermal LEDs
    4 x Fault LEDs

  • Camera Resolution

    Convection

  • Power Requirements

    Universal Power Supply

  • Dimensions (H x W x D)

    1.75 x 19 x 14.25" (44 x 483 x 362mm)

  • Weight

    10 lbs (4.54kg)

  • UPC Code

    871015004754

About Crown Audio CT475

After meticulous engineering, the Crown Audio CT475 emerges as a high-performance 4-channel rackmount power amplifier, boasting professional-grade audio quality in a sleek, slim design. This power-packed amplifier is housed in a 1RU chassis, making it compatible with any standard equipment rack, a feature that enhances its versatility in various audio setups.

With a robust power output of 75W per channel into 8 ohms, the CT475 delivers crystal-clear, distortion-free audio, ensuring an immersive listening experience. The amplifier's DriveCore technology takes efficiency to new heights, achieving an impressive efficiency rate of over 90%. This superior performance-to-power ratio sets the CT475 apart in the realm of audio amplifiers.

One of the standout features of the Crown Audio CT475 is its fanless design, which guarantees silent operation, making it an ideal choice for sound-sensitive environments. The amplifier's flexible input routing system offers the convenience of directing an input signal to any of the four outputs, providing you with complete control over your audio setup.

Integrated Life-Safety features and patented feedback and protection circuitry are incorporated into the design to safeguard the amplifier from potential damage, ensuring reliable operation throughout its lifespan. The inclusion of a universal power supply allows for international usage of the amplifier, making it an excellent choice for touring applications.

In the world of professional audio equipment, the Crown Audio CT475 4-Channel Rackmount Power Amplifier stands as a testament to superior sound quality, operational efficiency, and versatile design.

Crown Audio CT475 Features

  • Slim 1RU chassis can be installed in any standard equipment rack
  • Delivers 75W per channel into 8 ohms for strong, clear audio with low distortion
  • DriveCore technology provides excellent efficiency of over 90% for a fantastic performance to power ratio
  • No cooling fan required, providing silent operation
  • Flexible input routing allows you to send an input signal to any of the 4 outputs
  • Integrated Life-Safety features and patented feedback and protection circuitry protect the amplifier from damage to ensure a lifetime of reliable operation
  • A universal power supply lets you use the amplifier internationally, ideal for touring applications

Product Documents

User Manual

Key Features

  • Experience crystal-clear audio with this Crown Audio power amplifier's impressive 110dB signal-to-noise ratio.
  • This 4-channel rackmount power amplifier delivers 75W per channel at 8 Ohms, perfect for installations.
  • Achieve pristine sound quality with a frequency response of 20Hz to 20kHz for accurate audio reproduction.
  • Enjoy flexible connectivity with Phoenix inputs/outputs on this versatile Crown Audio amplifier.
  • Minimize distortion with <0.05% THD, ensuring clean and professional audio output from this amplifier.
  • Rely on the robust build and universal power supply for consistent performance in any environment.

What's in the box:

  • Crown Audio CT475 4-Channel Rackmount Power Amplifier
  • Power Cord
  • Crown Audio 3 Year Limited Warranty