Studiomaster HX4-1400 4x 595W at 4 Ohms 1U Digital Power Amplifier
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Studiomaster HX4-1400 4x 595W at 4 Ohms High Performance 1U Digital Power Amplifier

SKU: STHX41400 MFR: HX4-1400
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Key Features

  • Experience powerful, crystal-clear audio with this Studiomaster power amplifier.
  • Achieve optimal sound with impedance matching for versatile speaker setups.
  • Enjoy superior audio fidelity with a high signal-to-noise ratio of 105dB.
  • This reliable amplifier includes overload and thermal protection circuits.
  • Get flexible connectivity options for balanced and unbalanced connections.
  • Deliver robust sound with 4 x 595W at 4 Ohms, perfect for live sound.
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Special Order?Estimated to Ship: 09/09/2025
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Studiomaster HX4 Specifications

  • Slope (1kHz, Bypass LPF)

    50V/us

  • Input Sensitivity 1kHz

    1Vrms

  • THD+N

    0.02% (10% rated output power)

  • IMD-SMPTE

    0.05% (10% rated output power)

  • DIM30

    0.05% (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

    300 (8ohm, 20Hz - 100Hz)

  • S/N ratio

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

  • Power supply

    90-260VAC, 50/60Hz

  • Protection

    Overoad/thermal/DC output protection

  • Wattage

    8ohms Stereo: 4x350 watts
    4ohms Stereo: 4x595 watts
    2ohms Stereo: 4x1015 watts

    16ohm Bridged: 2x700 watts
    8ohm Bridged: 2x1190 watts
    4ohm Bridged: 2x2030 watts

  • Dimensions (W x H x D)

    19 x 1.7 x 12.7" (483 x 44 x 323mm)

  • Weight

    12.5 lbs (5.7kg)

  • UPC Code

    5060255344194

About Studiomaster HX4

The HX series are our ultra lightweight, compact yet high performance digital power amplifier models.

All models feature comprehensive protection and status indicators, and are in 2 and 4 channel variants offering from 2 x 225 watts at 4ohms up to 4 x 765 watts.

The HX series are all 1U size, with power factor correction (PFC), universal power supplies with will operate between 90-250VAC, and will perform at loads down to 2ohms.

Studiomaster HX4 Features

  • Energy saving design with high efficiency
  • Power factor correction (PFC)
  • Universal 90-250V power supply
  • 4-channel model
  • Reliable efficient operation down to 2ohm loads
  • Variable speed fan cooling
  • Status and protection indicators
  • Stereo/parallel/bridge modes
  • Multiple gain modes
  • Output limiter
  • Balanced XLR inputs
  • Professional speaker connectors
  • Thermal, overload, DC protection
  • Thermal, fault and limiter indicators

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Product Documents

User Manual

Key Features

  • Experience powerful, crystal-clear audio with this Studiomaster power amplifier.
  • Achieve optimal sound with impedance matching for versatile speaker setups.
  • Enjoy superior audio fidelity with a high signal-to-noise ratio of 105dB.
  • This reliable amplifier includes overload and thermal protection circuits.
  • Get flexible connectivity options for balanced and unbalanced connections.
  • Deliver robust sound with 4 x 595W at 4 Ohms, perfect for live sound.

What's in the box:

  • HX4-1400 4x 595W at 4 Ohms High Performance 1U Digital Power Amplifier
  • Studiomaster 1 Year Limited Warranty