Quantum

Fastest Audio Interface on the Planet

Computer system requirements:
Below are the minimum computer-system requirements for the Quantum Interface.

Mac®
macOS version 10.13 or later
200 MB storage space and 8 GB RAM for Universal Control (required for firmware updates)
Available Thunderbolt™ 1.0, 2.0, or 3.0 port (NOTE: Your computer's motherboard must support Thunderbolt. Thunderbolt 3 requires an adapter, not included.)
Windows®
Windows 10 or later (64-Bit Only)
200 MB storage space and 8 GB RAM for Universal Control (required for firmware updates and low-latency ASIO support)
Available Thunderbolt™ 1.0, 2.0, or 3.0 port (NOTE: Your computer's motherboard must support Thunderbolt. Thunderbolt 3 requires an adapter, not included.)
The above are the hardware system requirements for this product.
DAW software and Operating System requirements vary.

Click here for Studio One’s system requirements.
VST Compatible Logo ASIO Compatible Logo

VST is a registered trademark of Steinberg Media Technologies GmbH
ASIO is a trademark and software of Steinberg Media Technologies GmbH
Technical Specifications
Microphone Preamp
Type XLR Female (via Combo), Balanced
Maximum Input Level +10 dBu (Balanced, min. gain)
Gain Control Range 60 dB
Frequency Response 20 Hz to 20 kHz (±0.15 dB, unity gain, 48 kHz)
20 Hz to 40 kHz (±0.22 dB, unity gain, 96 kHz)
Dynamic Range > 110 dB (A-wtd, min. gain)
Total Harmonic Distortion < 0.005% (1 kHz, min. gain)
EIN < -131 dBu (max gain, 40?, 22 kHz BW, A-wtd)
Input Impedance 1.6 k?
Phantom Power +48V, > 8 mA per input
Instrument Inputs
Type ¼” TS Female (via Combo), Unbalanced
Maximum Input Level +15 dBu (Unbalanced, min. gain)
Gain Control Range 60 dB
Frequency Response 20 Hz to 20 kHz (±0.2 dB, unity gain, 48 kHz)
20 Hz to 40 kHz (±0.6 dB, unity gain, 96 kHz)
Dynamic Range > 106 dB (A-wtd, min. gain)
Total Harmonic Distortion < 0.005% (1kHz, min. gain)
Input Impedance > 1 M?
Line Inputs
Type ¼” TRS Female (via Combo), Balanced
Maximum Input Level + 18 dBu (Balanced, min. gain)
Frequency Response 20 Hz to 20 kHz (±0.05 dB, unity gain, 48 kHz)
20 Hz to 40 kHz (±0.10 dB, unity gain, 96 kHz)
Dynamic Range > 118 dB (A-wtd, min. gain)
Total Harmonic Distortion < 0.005% (1 kHz, min. gain)
Input Impedance 10 k?
Main and Line Outputs
Type ¼” TRS Female, impedance balanced, DC Coupled
Maximum Output Level +18 dBu (Balanced)
Frequency Response 20 Hz to 20 kHz (±0.05 dB, unity gain, 48 kHz)
20 Hz to 40 kHz (±0.15 dB, unity gain, 96 kHz)
Dynamic Range > 118 dB (A-wtd)
Total Harmonic Distortion < 0.0035% (1 kHz, +4 dBu)
Output Impedance 51?
Headphone Outputs
Type ¼” TRS Female, Stereo, Unbalanced, x2
Maximum Output Level 175 mW/channel (56? load)
Frequency Response 20 Hz to 20 kHz (±0.5 dB, 48 kHz)
Dynamic Range > 110 dB (A-wtd)
Total Harmonic Distortion < 0.03% (1 kHz)
Headphone Impedance (working range) 16? to 300?
Crosstalk
Input to Input < -110 dB
Output to Output < -115 dB
Input to Output < -120 dB
Signal Level LEDs
Clip -0.5 dBFS
Signal 1 -2 dBFS
Signal 2 -4 dBFS
Signal 3 -6 dBFS
Signal 4 -10 dBFS
Signal 5 -20 dBFS
Signal 6 -30 dBFS
Signal 7 -50 dBFS
Digital Audio
Connection Type Thunderbolt*
ADC Dynamic Range 120 dB (A-wtd)
DAC Dynamic Range 120 dB (A-wtd)
Bit Depth 24 bits
Supported Sample Rates (kHz) 44.1, 48, 88.2, 96, 176.4, 192
Clock
Jitter < 70 ps RMS (20 Hz – 20 kHz)
Jitter Attenuation > 60 dB (1 ns in => 1 ps out)
Power
12 VDC, 5A, external power supply
Physical
Dimensions
Height 1.75" (44.45 mm)
Depth 7" (177.8 mm)
Width 19" (482.6 mm)
Weight 6 lbs (2.72 kg)
* Thunderbolt 2 (Thunderbolt 3 compatible)
As a commitment to constant improvement, PreSonus® Audio Electronics, Inc., reserves the right to change any specification stated herein, at any time, without notification.

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