PreSonus Quantum
Quantum 26x32 Thunderbolt 2 Audio Interface/Studio Command Center

OUR PART #  QUANTUM


The PreSonus Quantum interface delivers up to 26 inputs and 32 outputs with extremely low latency. Equipped with superb audio quality, 24-bit, 192 kHz recording and playback, recallable XMAS microphone preamps, and more.

Includes Studio Magic plug-in suite for extended sonic functionality into Studio One.

PreSonus Quantum Features:

  • General Features
    • 26x32 Thunderbolt 2 ultra-low-latency audio interface
    • PreSonus’ fastest interface; record direct to DAW (no DSP)
    • Stack up to four Quantum interfaces via Thunderbolt for a monster system
    • Talkback switch and internal Talkback microphone
    • Mute/Dim and Mono switches
    • Assignable output level control
    • 10 8-segment LED meters (8 input, 2 output)
  • Integrated Software
    • Tight integration with included Studio One® Artist DAW software (Mac/Windows) for multitrack music production and studio command features
    • Wireless control over preamp levels from free UC Surface touch-control software (Mac®/Windows®/iPad®) and from free Studio One Remote for iPad
    • Compatible with most recording software for Mac and Windows
  • Flexible Connectivity
    • Simultaneous I/O up to 26 inputs/32 outputs (at 44.1 or 48 kHz)
    • 2 front-panel combo microphone/instrument/line inputs
    • 6 rear-panel combo microphone/line-level inputs
    • 8 XMAX remote-controllable, Class A mic preamps with individually switched 48V phantom power
    • 2 balanced ¼” TRS line-level main outputs
    • 8 balanced ¼” TRS line-level outputs
    • Line outputs are DC coupled for sending control voltages for analog gear
    • ADAT Optical/Dual SMUX inputs/outputs: 16x16 channels at 44.1 or 48 kHz; 8x8 channels at 88.2 or 96 kHz
    • Stereo S/PDIF coaxial input and output
    • 2 high-volume headphone outputs with dedicated volume controls
  • Digitalia
    • Thunderbolt 2 high-speed bus
    • 24-bit resolution and up to 192 kHz sampling rate
    • Top-quality 120 dB A/D/A converters
    • BNC word clock input and output with low-jitter clocking
    • MIDI I/O on 5-pin DIN connectors
  • Physical
    • Road-rugged construction with all-metal chassis and metal knobs
    • 1U rack-mountable
    • 12 VDC external power supply (included)

PreSonus Quantum 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 ohms, 22 kHz BW, A-wtd)
    • Input Impedance: 1.6 kohms
    • Phantom Power: +48V, > 8 mA per input
  • Instrument Inputs
    • Type: 1/4” 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 Mohms
  • Line Inputs
    • Type: 1/4” 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 kohms
  • Main and Line Outputs
    • Type: 1/4” TRS Female, impedance balanced
    • 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 ohms
  • Headphone Outputs
    • Type: 1/4” TRS Female, Stereo, Unbalanced, x2
    • Maximum Output Level: 175 mW/channel (56 ohm 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 ohms to 300ohms
  • 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 2
    • ADC Dynamic Range: 120 dB (A-wtd)
    • DAC Dynamic Range: 120 dB (A-wtd)
    • Bit Depth: 24 bits
    • Internally Supported Sample Rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz
  • Clock
    • Jitter: < 70 ps RMS (20 Hz – 20 kHz)
    • Jitter Attenuation: > 60 dB (1 ns in => 1 ps out)

PreSonus Quantum
Quantum 26x32 Thunderbolt 2 Audio Interface/Studio Command Center

OUR PART #  QUANTUM

Product Information:

The PreSonus Quantum interface delivers up to 26 inputs and 32 outputs with extremely low latency. Equipped with superb audio quality, 24-bit, 192 kHz recording and playback, recallable XMAS microphone preamps, and more.

Includes Studio Magic plug-in suite for extended sonic functionality into Studio One.

PreSonus Quantum Features:

  • General Features
    • 26x32 Thunderbolt 2 ultra-low-latency audio interface
    • PreSonus’ fastest interface; record direct to DAW (no DSP)
    • Stack up to four Quantum interfaces via Thunderbolt for a monster system
    • Talkback switch and internal Talkback microphone
    • Mute/Dim and Mono switches
    • Assignable output level control
    • 10 8-segment LED meters (8 input, 2 output)
  • Integrated Software
    • Tight integration with included Studio One® Artist DAW software (Mac/Windows) for multitrack music production and studio command features
    • Wireless control over preamp levels from free UC Surface touch-control software (Mac®/Windows®/iPad®) and from free Studio One Remote for iPad
    • Compatible with most recording software for Mac and Windows
  • Flexible Connectivity
    • Simultaneous I/O up to 26 inputs/32 outputs (at 44.1 or 48 kHz)
    • 2 front-panel combo microphone/instrument/line inputs
    • 6 rear-panel combo microphone/line-level inputs
    • 8 XMAX remote-controllable, Class A mic preamps with individually switched 48V phantom power
    • 2 balanced ¼” TRS line-level main outputs
    • 8 balanced ¼” TRS line-level outputs
    • Line outputs are DC coupled for sending control voltages for analog gear
    • ADAT Optical/Dual SMUX inputs/outputs: 16x16 channels at 44.1 or 48 kHz; 8x8 channels at 88.2 or 96 kHz
    • Stereo S/PDIF coaxial input and output
    • 2 high-volume headphone outputs with dedicated volume controls
  • Digitalia
    • Thunderbolt 2 high-speed bus
    • 24-bit resolution and up to 192 kHz sampling rate
    • Top-quality 120 dB A/D/A converters
    • BNC word clock input and output with low-jitter clocking
    • MIDI I/O on 5-pin DIN connectors
  • Physical
    • Road-rugged construction with all-metal chassis and metal knobs
    • 1U rack-mountable
    • 12 VDC external power supply (included)

PreSonus Quantum 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 ohms, 22 kHz BW, A-wtd)
    • Input Impedance: 1.6 kohms
    • Phantom Power: +48V, > 8 mA per input
  • Instrument Inputs
    • Type: 1/4” 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 Mohms
  • Line Inputs
    • Type: 1/4” 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 kohms
  • Main and Line Outputs
    • Type: 1/4” TRS Female, impedance balanced
    • 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 ohms
  • Headphone Outputs
    • Type: 1/4” TRS Female, Stereo, Unbalanced, x2
    • Maximum Output Level: 175 mW/channel (56 ohm 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 ohms to 300ohms
  • 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 2
    • ADC Dynamic Range: 120 dB (A-wtd)
    • DAC Dynamic Range: 120 dB (A-wtd)
    • Bit Depth: 24 bits
    • Internally Supported Sample Rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz
  • Clock
    • Jitter: < 70 ps RMS (20 Hz – 20 kHz)
    • Jitter Attenuation: > 60 dB (1 ns in => 1 ps out)
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