Audio Interfaces

Presonus Quantum HD 8, high-end 32-bit 26-in/30-out USB digital audio interface, Dolby Atmos 5.1.4 compatible, with 8 microphone preamps offering 75 dB of gain.

ARTICLE N° 93472
The Presonus Quantum HD 8 ensures a high-performance signal flow thanks to a low-latency custom driver and high-quality converters offering a dynamic range of 124 dB.

With its eight new MAX-HD microphone preamps, offering up to +75dB of gain, it is suitable for a multitude of popular microphones, even those that normally require a preamp to boost gain (e.g. Shure SM7 B).

Its Re-Amp inputs and outputs, developed in collaboration with Fender, allow guitarists and bassists to sculpt their sound with amps and effects.

The Quantum HD 8 is Dolby Atmos compatible up to 5.1.4, offering an immersive audio experience.

Its Auto Gain knob automatically adjusts the gain level for perfect takes, while the Universal Control application provides flexible control of critical preamp functions, ensuring precise gain adjustment without interrupting the recording session.

Finally, it comes with professional recording software, including 12 months of Studio One+ subscriptions and a perpetual licence for Studio One Professional Edition, making it easy to create quality audio projects.
  • Presonus Quantum HD 8 EU
  • USB digital audio interface with 26 inputs and 30 outputs
  • Headphone outputs: 2
  • Connectivity: USB-C
  • Voltage: 220-240V EU
  • Phantom power: +48 VDC
  • Digital audio bit depth: 32-bit
  • Supported sampling rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz
  • Digital audio dynamic range: 124 dB
  • Inputs :
  • Dynamic range :
  • Instrument inputs: 111 dB (A-Weighted, minimum gain)
  • Line inputs: 118 dB (A-Weighted, Minimum Gain)
  • Microphone preamp: 116 dB (A-Weighted, minimum gain)
  • Frequency response :
  • Instrument inputs: 20 Hz to 20 kHz, +/- 0.1 dB (unity gain, 1 kHz reference)
  • Line inputs: 20 Hz to 20 kHz, +/- 0.1 dB (unity gain, 1 kHz reference)
  • Microphone preamp: 20 Hz to 20 kHz, +/- 0.1 dB (unity gain, 1 kHz reference)
  • Gain range :
  • Instrument inputs: 75 dB
  • Line inputs: +/- 10 dB
  • Microphone preamp: 75 dB
  • Maximum level:
  • Instrument inputs: +21 dBu (Unbalanced, Minimum gain)
  • Line inputs: +18 dBu (Balanced, Minimum gain)
  • Microphone preamp: +18 dBu (Balanced, Minimum gain)
  • Total harmonic distortion :
  • Line inputs: 0.001% (1 kHz, Minimum Gain)
  • Microphone preamp: 0.002% (1 kHz, Minimum gain)
  • Outputs:
  • Headphone output dynamic range: 118 dB (A-Weighted)
  • Headphone output frequency response: 20 Hz to 20 kHz, +/- 0.3 dB (unity gain, 1 kHz reference)
  • Headphone output impedance operating range: 33 Ohms
  • Maximum headphone output: 11 dBu (50 Ohms)
  • Total harmonic distortion of headphone outputs: 0.001% (1 kHz)
  • Line output connection type: 1/4" TRS female
  • Dynamic range of main and line outputs: 123 dB (A-Weighted)
  • Frequency response of main and line outputs: 20 Hz to 20 kHz, +/- 0.2 dB (unity gain, 1 kHz reference)
  • Maximum level of main and line outputs: +18 dBu (Balanced)
  • Main and line output impedance: 51 Ohms
  • Total harmonic distortion of main and line outputs: 0.001% (1 kHz, +4 dBu)
  • Main outputs connection type : Female TRS 1/4 inch
  • Miscellaneous :
  • MIDI input/output: DIN 5-pin female
  • Word Clock input/output: BNC connector, 4.5 Vpp @ 75Ω Load
  • Dimensions: 44 x 483 x 219 mm
  • Shipping weight : 2.93 kg
  • Supplied with: DB-9 breakout cable (for MIDI and S/PDIF input/output), 1.5-metre USB-C to USB-C cable, IEC power cord

User reviews Audio Interfaces
Quantum HD 8 Presonus

Quantum HD 8 Presonus
/5
 

2 User reviews

ROLANDO C 06/09/2025
  5 /5
Buy Verified
Presonus siempre!!!
0 0 report
THIERRY A 05/09/2024
  5 /5
Buy Verified
Merveilleux et je passe dans une autre dimension
0 0 report
Presonus - Quantum HD 8
Presonus - Quantum HD 8
665,83 € excl VAT
including eco-part : 0,14 €
In Stock
Shippable immediately
+infos
Guarantee 3  years
REFERENCE : PREQUANTUMHD8
Anais
Anais
Tristan
Tristan
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