The Presonus Quantum HD 8 is where innovation meets excellence, offering high-fidelity performance for the discerning audio professional.
Power your project with the Quantum HD 8. The culmination of nearly 30 years of design experience, the 26 x 30 Quantum HD 8 audio interface leverages the legacy of high-end PreSonus studio products to create stunning high-fidelity performance.
Features
High Performance Signal Flow - Custom low-latency drivers and low-noise converters.
All-New MAX-HD Mic Preamps - The culmination of 30 years of innovation, our rigorously redesigned preamps feature digitally-controlled analog with +75 dB of gain range.
Co-Developed with Fender® - Front-facing instrument inputs engineered for guitarists by industry-leading experts.
Professional Recording Software Included - 12 months of Studio One+ add-ons, exclusive content, and tools, plus a perpetual license to Studio One Professional Edition.
Auto Gain - Dial in recording-ready levels, hassle-free.
Re-Amp Outputs - Re-amp audio directly from your DAW and experiment with amps and effects to sculpt your sounds.
Universal Control App - Full control and metering from your mobile device, desktop, or tablet.
HIGH PERFORMANCE SIGNAL FLOW
Our custom low-latency driver provides exceptionally low signal lag when recording, and high-performance converters with 124 dB dynamic range let you hear and capture audio with stunning clarity and fidelity.
ALL-NEW MAX-HD MIC PREAMPS
The Quantum HD 8 features eight newly designed mic preamps with +75 dB of gain. Our high-definition MAX-HD preamps are transparent, low-noise, and digitally-controlled analog, making them ideally suited to today's most popular microphones.
FENDER® CO-DEVELOPED INPUTS AND RE-AMP OUTPUTS
Built by the best ears in the business, guitarists and bassists will love the two instrument inputs, co-developed with Fender engineers - industry experts who designed them specifically for guitar and bass. Re-amp audio directly from your DAW and use amps and effects to sculpt your sounds. Send audio from your DAW to your guitar or bass amp and re-record it to experiment with different amps, pedals, and mic placements.
PROFESSIONAL RECORDING SOFTWARE INCLUDED
Leap into 12 months of Studio One+ add-ons, exclusive content, and tools, plus a perpetual license to Studio One Professional Edition.
AUTO GAIN
An Auto Gain button sets the perfect gain level for your microphones and instruments, so you get the perfect take every time.
UNIVERSAL CONTROL APP
Quantum works on any mobile or desktop device, so you're ready to record whenever inspiration strikes - whether on your phone, tablet, or in your home studio. Critical preamp functions like preamp gain, phantom power, and more can be controlled with the Quantum HD 8's flexible front panel, or right from Studio One and the Universal Control app, so you can dial in the perfect gain staging without looking away from your recording session.
Specifications
Headphone Jack: One - 1/4" TRS Female Stereo
Connectivity: USB-C®
Word Clock IO: BNC Connector, 4.5 Vpp @ 75Ω Load
SPDIF IO: RCA 75Ω Coax
ADAT Optical IO: Toslink™ Connectors, ADAT/SMUX Formats
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 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 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 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 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 Dynamic Range: 124 dB
Digital Audio Bit Depth: 32-bit
Supported Sample Rates: 44.1, 48, 88.2, 96, 176.4, 192 (kHz)
Height: 1.7" (43.1mm)
Depth: 8.6" (218 mm)
Width: 19" (483mm)
Weight: 6.3 lbs. (2.9 kg)
Included Accessories: DB-9 breakout cable, 1.5M USB-C to USB-C cable
