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Studiomaster QX4-8000 4x 3400W at 4 Ohms High Performance 1U Digital Power Amplifier

SKU: STQX48000 MFR: QX4-8000
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Key Features

  • Experience superior audio clarity with this power amplifier's low harmonic distortion.
  • Achieve peak performance with a high power output, perfect for large venues & live sound.
  • Enjoy impedance compatibility, ensuring seamless integration with your existing speaker setup.
  • This power amplifier's durable build quality guarantees reliability for years of use.
  • Benefit from an advanced cooling system, preventing overheating during extended operation.
  • Incorporate this Studiomaster power amplifier for crystal-clear sound and powerful performance.
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Special Order?Estimated to Ship: 09/09/2025
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Studiomaster QX4 Specifications

  • Slope (1kHz, Bypass LPF)

    50V/us

  • Input Sensitivity 1kHz

    Option: 41dB, 38dB, 35dB, 32dB

  • THD+N

    0.01% (10% rated output power)

  • IMD-SMPTE

    0.01% (10% rated output power)

  • DIM30

    0.01% (10% rated output power)

  • Crosstalk rejection

    >80Db (less than rated power, 20Hz - 1kHz)

  • Frequency Response

    0.2dB (10% rated output power, 8ohm, 20Hz - 20kHz)

  • Input Impedance

    20k ohm (bal), 10k ohm (unbal)

  • Damping Factor

    5000 (8ohm, 20Hz - 200Hz)

  • S/N ratio

    >105-112dB (A weighted, 20Hz-20kHz)

  • Power supply

    90-260VAC, 50/60Hz

  • Protection

    low voltage/overoad/thermal/DC output protection

  • Wattage

    8ohms Stereo: 4x2000 watts
    4ohms Stereo: 4x3400 watts
    2ohms Stereo: 4x4760 watts

    16ohm Bridged: 2x4000 watts
    8ohm Bridged: 2x6800 watts
    4ohm Bridged: 2x9520 watts

  • Dimensions (W x H x D)

    19 x 1.7 x 18" (483 x 44 x 462mm)

  • Weight

    22-26.4 lbs (10-12kg)

  • UPC Code

    5060255344255

About Studiomaster QX4

Because high-quality sound is paramount, the QX4-8000 4x 3400W at 4 Ohms High Performance 1U Digital Power Amplifier from the QX series is designed to deliver superior audio performance. This state-of-the-art digital power amplifier boasts advanced amplifier adjustment technology, ensuring over 95% efficiency. It's engineered to provide stable performance even under high current, low impedance conditions, making it a reliable choice for demanding audio setups.

This high-performance power amplifier also features active power factor correction (PFC) and an ultra-reliable soft power switching power supply. It's designed to operate universally between 90-250VAC, offering flexibility and convenience for users worldwide.

The QX4-8000 is part of the QX series, all of which are designed with a 1U height and lightweight construction. Weighing less than 12kg, this digital power amplifier is easy to install and transport, making it an ideal choice for both permanent and temporary audio setups.

The QX series offers both 2 and 4 channel versions, with power ratings ranging from 2550 watts per channel up to 5100 watts per channel at 4ohms. The flagship QX4-8000 stands out with its ability to supply up to 4 x 4760 watts at 2ohm operation. This makes the QX4-8000 a high-performance, cost-effective solution for a variety of installation and rental applications, including line array systems.

In summary, the QX4-8000 4x 3400W at 4 Ohms High Performance 1U Digital Power Amplifier is a powerful, efficient, and versatile audio solution designed to meet the needs of professional audio setups.

Studiomaster QX4 Features

  • Energy saving with over 95% efficiency
  • Power factor correction (PFC)
  • Universal 90-250V power supply
  • 4-channel model
  • Reliable efficient operation down to 2ohm loads
  • Variable speed fan cooling
  • Internally modular design for quick maintenance
  • Stereo/parallel/bridge modes
  • Multiple gain modes
  • Output limiter
  • Balanced XLR inputs
  • 32A mains power input socket
  • Thermal, overload, DC protection
  • Thermal, fault and limiter indicators

Product Documents

User Manual

Key Features

  • Experience superior audio clarity with this power amplifier's low harmonic distortion.
  • Achieve peak performance with a high power output, perfect for large venues & live sound.
  • Enjoy impedance compatibility, ensuring seamless integration with your existing speaker setup.
  • This power amplifier's durable build quality guarantees reliability for years of use.
  • Benefit from an advanced cooling system, preventing overheating during extended operation.
  • Incorporate this Studiomaster power amplifier for crystal-clear sound and powerful performance.

What's in the box:

  • QX4-8000 4x 3400W at 4 Ohms High Performance 1U Digital Power Amplifier
  • Studiomaster 1 Year Limited Warranty