L'interfaccia audio/MIDI PreSonus^® Quantum audio/MIDI sfrutta con grande efficacia l'alta velocità dei bus Thunderbolt™ 2 bus e degli I/O ottici ADAT, riuscendo a fornire fino a 26 ingressi e 32 uscite con tempi di latenza bassissimi.

Eccellente qualità audio con registrazione e riproduzione 24-bit/192kHz, preampli XMAX automatizzabili e possibilità di espandere il sistema a seconda delle esigenze, rendono Quantum la scelta perfetta per una grande varietà di musicisti e produttori che cercano hardware di qualità professionale per le proprie realizzazioni.

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
Digitali
    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)
Specifiche tecniche:
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, 40Ω, 22 kHz BW, A-wtd)
Input Impedance     1.6 kΩ
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 MΩ
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 kΩ
Main and Line Outputs    
Type     ¼” 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     51Ω
Headphone Outputs    
Type     ¼” TRS Female, Stereo, Unbalanced, x2
Maximum Output Level     175 mW/channel (56Ω 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)     16Ω to 300Ω
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)
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)