Presonus StudioLive AR8 USB

Specs
Microphone Preamp
Type XLR Female, Class A
Maximum Input level (unity gain) +22 dBu, ±1.0 dB
Gain Control Range Mono Channels: 50 dB, ±1 dB (Unity to +50 dB), Stereo Channels: 40 dB, ± 1 dB (+5 to +45 dB
Frequency Response to Analog Outputs 20 Hz to 20 kHz, +0.5/-1.5 dB
Frequency Response to USB (Direct) 20 Hz to 40 kHz, +0.5/- 1.5 dB
S/N Ratio to Outputs (+4 dBu) 94 dB
THD+N (min. gain, A-wtd) < 0.01%
Input Impedance 1 kΩ
EIN (+55 dB gain, 150Ω input, 20 Hz-22 kHz, A-wtd) < 128 dBu
Common Mode Rejection Ratio (1 kHz, +55 dB gain) 65 dB
Phantom Power +48V, ±3V, Global
Note: All Channel Inputs sum through Mic preamp
Instrument Inputs
Type ¼” TS Female, Unbalanced, Hi-Z
Maximum Input Level (min. gain, 1 kHz@0.5% THD+N) +22 dBu ±1.0 dB
Gain Control Range 50 dB, ±1 dB (Unity to +50 dB)
Frequency Response to Analog Outputs 20 Hz to 20 kHz, +0.5/-1.5 dB
Frequency Response to USB (Direct) 20 Hz to 40 kHz, +0.5/-1.5 dB
Dynamic Range (min. gain, A-wtd) > 105 dB dB
Dynamic Range (mid. Gain, unwtd) > 100 dB
THD+N (1 kHz, -1 dBFS, A-wtd) < 0.01%
THD+N (1 kHz, -1 dBFS, unwtd) < 0.01%
Input Impedance > 1 MΩ
Note: All Channel Inputs sum through Mic preamp
Line Inputs
Type ¼” TRS Female, Balanced
Maximum Input Level (min. gain, 1 kHz@0.5% THD+N) +22 dBu, ±1.0 dB
Gain Control Range Mono Channels 50 dB, ±1 dB (-20 to +30 dB), Stereo Channel 50 dB, ±1 dB (-15 to +25 dB)
Frequency Response to Analog Outputs 20 Hz to 20 kHz, +0.5/-1.5 dB
Frequency Response to USB (Direct) 10 Hz to 40 kHz, +0.5/-1.5 dB
S/N Ratio to Analog Outputs (+4 dBu) 94 dB
THD+N (1 kHz, -1 dBFS, A-wtd) < 0.01%
Input Impedance (Balanced) 10 kΩ
Note: All Channel Inputs sum through Mic preamp
Main, Control Room, Monitor, and FX Outputs
Type (Main Outputs) XLR Male, Impedance Balanced
Type (Control Room, Monitor, FX Outputs) ¼” TRS Female, Balanced
Rated Output Level (Main Outputs) +24 dBu, ±1.0 dB
Rated Outputs Level (Control Room, Monitor, FX Outputs) +18 dBu
Frequency Response 20 Hz to 20 kHz, +0.5/-1.5 dB
Dynamic Range (A-wtd) > 108 dB
THD+N (Bandwidth 20 Hz - 20 kHz, -1 dBFS, unwtd) < 0.01%
Output Impedance 100 Ω
Headphone Output
Type ¼” TRS Female, Stereo, Unbalanced
Maximum Output Level 150 mW/channel @ 60 Ω
Frequency Response 20 Hz to 20 kHz, +0.5/-1.5 dB
Dynamic Range (A-wtd) > 103 dB
THD+N (Bandwidth 20 Hz - 20 kHz, -1 dBFS, unwtd) < 0.01%
System Crosstalk
Input to Output (Ref = +4dBu, 20 Hz to 20 kHz, unwtd) -85 dBu
Adjacent Channels (Ref = +4 dBu, 20 Hz to 20 kHz, unwtd) -80 dBu
Signal Level LED
Signal -50 dBFS (pre-EQ)
Clip -3.0 dB before clip (pre- or post-EQ)
Graphic EQ
Low Cut 100 Hz, -18 dB/Octave
High Shelving ±15 dB @ 12 kHz
Mid Peaking ±15 dB @ 2.5 kHz
Mid-Band Q Fixed, 0.55
Low Shelving ±15 dB @ 80 Hz
Digital Audio
Host Interface USB 2.0
ADC Dynamic Range (Component) 114 dB
ADC Dynamic Range (Measured: A-wtd, 48 kHz) 105 dB
DAC Dynamic Range (Component) 114 dB
DAC Dynamic Range (Measured: A-wtd, 48 kHz) 105 dB
Bit Depth 24 bits
Internally Supported Sample Rates 44.1, 48, 88.2, 96 kHz
Jitter < 80 ps RMS (20 Hz – 20 kHz)
Jitter Attenuation > 60 dB (1 ns in => 1 ps out)
SD™ Recorder
Supported Media Format FAT16 formatted SD™ card, FAT32 formatted SDHC™ card
Media Storage Capacity SD card: 2 GB; SDHC card: 32 GB
Recording File Format Stereo WAV
Playback File Formats Stereo WAV, MP3
Sampling Rate(WAV) 44.1 kHz
Bit Depth (Recorded WAV) 24 bits
Physical
Height 3.7” (95 mm)
Width 12” (305 mm)
Depth 12” (305 mm)