Unleash Studio-Grade Sound with the PreSonus Quantum HD 8 32-Bit/192 kHz Recording Interface with Studio One Pro, 26 x 30
Experience the pinnacle of audio recording: For nearly 3 decades, PreSonus has been a leader in studio gear. The Quantum HD 8 audio interface builds on this heritage, delivering exceptional fidelity and performance for music producers, audio engineers, and content creators.

Capture every detail, crystal clear: Featuring a custom low-latency driver and high-performance converters with a staggering 124 dB dynamic range, the Quantum HD 8 ensures pristine audio recordings.

Introducing the MAX-HD Mic Preamps: This interface boasts eight all-new, digitally-controlled analog mic preamps with a hefty +75 dB of gain. Transparent, low-noise, and meticulously crafted, the MAX-HD preamps are ideal for even the most demanding microphones.

Built for guitarists and bassists: Co-developed with the legendary engineers at Fender, the Quantum HD 8 features two instrument inputs specifically designed for capturing the true essence of your electric guitar and bass tones. Additionally, re-amp your recorded audio directly from your DAW and experiment with various amps, effects, and mic placements to achieve the perfect sound.

Unleash your creativity with Studio One: The Quantum HD 8 includes a perpetual license to Studio One Professional recording software, along with 12 months of Studio One+ add-ons and exclusive content to fuel your inspiration.

Effortless recording with Auto Gain: Never worry about setting levels again. The Auto Gain feature ensures optimal gain staging for your microphones and instruments, guaranteeing flawless recordings every time.

Record anywhere, anytime: With the Quantum HD 8's flexible control options, you can adjust critical preamp functions like gain, phantom power, and more directly from the unit's front panel, Studio One software, or even the convenient Universal Control app on your mobile device. This level of control allows you to stay focused on your creative flow, no matter where inspiration strikes.

Key Features

• Ultra-Low Latency: Experience seamless recording and monitoring thanks to custom low-latency drivers.
  
• Crystal-Clear Audio: Capture every detail with studio-grade, low-noise converters.
  
• MAX-HD Preamps: Our all-new, digitally-controlled analog preamps deliver a massive +75 dB of gain for exceptional fidelity, representing the pinnacle of 30 years of innovation.
  
• Guitarist-Focused Design: Co-developed with Fender, the front-facing instrument inputs provide the perfect platform for capturing your electric guitar tones.
  
• Professional Recording Software Suite: Included 12 months of Studio One+ unlocks a treasure trove of add-ons, exclusive content, and powerful tools. Additionally, a perpetual license to Studio One Professional Edition empowers you to bring your musical vision to life.
  
• Effortless Level Control: Achieve perfect recording levels instantly with the Auto Gain feature.
  
• Re-Amping Made Easy: Re-amp your recorded audio directly within your DAW for endless tonal experimentation with amps and effects.
  
• Universal Control at Your Fingertips: Take complete command of your recording sessions using the comprehensive metering and control features of the accompanying mobile, desktop, or tablet app.

Technical Specifications

Controls And Connections
Headphone Jack
Two - 1/4” TRS Female Stereo
Connectivity
USB-C
MIDI I/O
5-Pin Female DIN
Digital Audio Connections
Word Clock IO
BNC Connector, 4.5 Vpp @ 75Ω Load
SPDIF IO
RCA 75Ω Coax
ADAT Optical IO
Toslink Connectors, ADAT/SMUX Formats
Microphone Preamp
Microphone Input Connection Type
XLR Female (Combo), Balanced
Total Harmonic Distortion
0.002% (1 kHz, Minimum Gain)
Gain Control Range
75 dB
Microphone Preamp Maximum Input Level
+18 dBu (Balanced, Minimum Gain)
Phantom Power
+48 VDC
Frequency Response
20 Hz to 20 kHz, +/- 0.1 dB (Unity Gain, Reference 1 kHz)
Microphone Preamp Input Impedance
1600 Ohms
Dynamic Range
116 dB (A-Weighted, Minimum Gain)
Equivalent Input Noise
-130 dBu (Maximum Gain, 150 Ohms, 20 kHz BW, A-Weighted)
Instrument Inputs
Instrument Inputs Impedance
1M Ohms
Instrument Inputs Maximum Level
+21 dBu (Unbalanced, Minimum Gain)
Gain Range
75 dB
Frequency Response
20 Hz to 20 kHz, +/- 0.1 dB (Unity Gain, Reference 1 kHz)
Dynamic Range
111 dB (A-Weighted, Minimum Gain)
Total Harmonic Distortion
0.003% (1 kHz, Minimum Gain)
Line Inputs
Line Inputs Maximum Level
+18 dBu (Balanced, Minimum Gain)
Line Inputs Gain Range
+/- 10 dB
Line Inputs Frequency Response
20 Hz to 20 kHz, +/- 0.1 dB (Unity Gain, Reference 1 kHz)
Line Inputs Dynamic Range
118 dB (A-Weighted, Minimum Gain)
Line Inputs Total Harmonic Distortion
0.001% (1 kHz, Minimum Gain)
Line Inputs Impedance
10K Ohms
Main And Line Outputs
Main And Line Outputs Maximum Level
+18 dBu (Balanced)
Main And Line Outputs Frequency Response
20 Hz to 20 kHz, +/- 0.2 dB (Unity Gain, Reference 1 kHz)
Main And Line Outputs Total Harmonic Distortion
0.001% (1 kHz, +4 dBu)
Main And Line Outputs Dynamic Range
123 dB (A-Weighted)
Main And Line Outputs Output Impedance
51 Ohms
Line Outputs Connection Type
1/4” TRS Female
Headphone Outputs
Headphone Outputs Maximum Output
11 dBu (50 Ohms)
Frequency Response
20 Hz to 20 kHz, +/- 0.3 dB (Unity Gain, Reference 1 kHz)
Dynamic Range
118 dB (A-Weighted)
Total Harmonic Distortion
0.001% (1 kHz)
Headphone Outputs Impedance Working Range
33 Ohms
Digital Audio
Digital Audio Dynamic Range
124 dB
Digital Audio Bit Depth
32-bit
Supported Sample Rates
44.1, 48, 88.2, 96, 176.4, 192 (kHz)
Weights And Dimensions
Height
1.7” (43.1mm)
Depth
8.6” (218 mm)
Width
19” (483mm)
Weight
6.3 lbs. (2.9 kg)
Accessories
Included Accessories
DB-9 breakout cable, 1.5M USB-C to USB-C cable