Studiomaster HX4-1000

4x425W at 4 Ohms - 1U Amp

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Studiomaster HX4-1000 | 4x425W at 4 Ohms - 1U Amp | Lightweight Digital Power with PFC

4-Channel Digital Power Amplifier

Studiomaster HX4-1000 is a high-performance 1U rackmount amplifier offering four channels of clean, efficient power in a compact, lightweight frame. Designed for demanding live sound, install, and rental applications, this digital amp balances high output with precision audio and rock-solid reliability.

Studiomaster HX4-1000 Competitive Differences

  • 4 x 425W at 4 Ohms in just 1U rack space
  • Universal 90–260V power supply with Power Factor Correction (PFC)

Studiomaster HX4-1000 Description

The Studiomaster HX4-1000 is engineered for professionals who demand powerful performance in tight spaces. Delivering up to 4x425W at 4 ohms and 2x1450W bridged at 4 ohms, this amplifier is capable of handling everything from fixed installations and conferences to mobile DJ and rental systems. Its rugged, lightweight chassis makes transport easy, while the universal power supply and efficient cooling system ensure reliability under pressure. With THD+N as low as 0.02% and a 105dB signal-to-noise ratio, the HX4-1000 delivers pristine audio clarity even at high output levels. Integrated protection against overload, thermal stress, and DC output keeps your system safe, while the wide input compatibility (balanced and unbalanced) gives you flexible routing options for any setup.

Model Features

  • Ultra-compact 1U design
  • Balanced and unbalanced input support
  • Advanced cooling system for high-demand environments
  • Low distortion and high S/N ratio for clear sound
  • Comprehensive thermal, overload, and DC output protection

Model Specifications

  • Max SPL: N/A (power amp only)
  • Power Output: 4 x 425W @ 4Ω, 4 x 250W @ 8Ω, 4 x 725W @ 2Ω
  • Bridged Power: 2 x 1450W @ 4Ω, 2 x 850W @ 8Ω, 2 x 500W @ 16Ω
  • Voltage Gain: 33.0dB
  • THD+N: 0.02%
  • S/N Ratio: 105dB (A-weighted)
  • Input Sensitivity: 1Vrms
  • Input Impedance: 20kΩ (bal), 10kΩ (unbal)
  • Damping Factor: 300 (8Ω, 20Hz–100Hz)
  • Frequency Response: ±0.2dB (20Hz–20kHz, 8Ω)
  • Power Supply: 90–260VAC, 50/60Hz
  • Dimensions: 18.9 x 1.73 x 12.7 in (483 x 44 x 323 mm)
  • Weight: 12.6 lb (5.7 kg)

What's In The Box

  • HX4-1000 amplifier unit
  • Power cable
  • Quick start guide

Studio Master HX4 1000 (Studio Master HX41000)

Option #1 - Affirm Financing

Order Value Term Length APR
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3, 6, 12 or 18 Months Interest-Bearing
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Option #3 - Business Lease Financing

Option #4 - Free Lay-Away Program

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  • -Pay when you can & we'll ship when it's paid off
  • -FREE to use ($10 initial charge is applied to final payment)

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Studiomaster HX4-1000 | 4x425W at 4 Ohms - 1U Amp | Lightweight Digital Power with PFC
Studiomaster HX4-1000 | 4x425W at 4 Ohms - 1U Amp ...
$1,134.00