General Features
22x24 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
Assignable output level control
6 8-segment LED meters (4 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/Android?) and from free Studio One Remote for iPad
Compatible with most recording software for Mac and Windows
Studio Magic Plug-in Suite included
Flexible Connectivity
Simultaneous I/O up to 22 inputs/24 outputs (at 44.1 or 48 kHz)
2 front-panel combo microphone/instrument inputs
2 rear-panel combo microphone/line-level inputs
4 XMAX remote-controllable, Class A mic preamps with individually switched 48V phantom power
4 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
1 high-volume headphone output 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
12 VDC external power supply (included)
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
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 mm)
Depth: 7" (178 mm)
Width: 12.5" (317 mm)
Weight: 5 lbs (2.27 kg)
Computer system requirements:
Below are the minimum computer-system requirements for the Quantum 2 Interface.
Mac
Mac OS X 10.11.6 64-bit or later
Intel Core i5 or better
4 GB RAM (8 GB or more recommended)
Windows
Windows 10 64-bit or later
Intel Core i5 or better
4 GB RAM (8 GB or more recommended)
Mac and Windows Systems
Thunderbolt 1.0 or 2.0 port (Note: Your computer's motherboard must support Thunderbolt)
Internet connection (required for Studio One Activation and Content download)
Internal or external 7200 RPM storage drive highly recommended
30 GB hard disk space
Monitor with 1366x768 resolution