PRESONUS AR12C

Microphone Preamp
Type XLR Female, Class A XMAX
Maximum Input level (unity gain) +9 dBu ±1.0 dB
Gain Control Range 43 dB (+12 to +55 dB)
Frequency Response to Analog Outputs 20 Hz to 20 kHz, +0.5/-1.5 dB
Frequency Response to USB (Direct) 20 Hz to 20 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) Mono Channels: < 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) +9 dBu ±1.0 dB
Gain Control Range 43 dB, ±1 dB (+12 to +55 dB)
Frequency Response to Analog Outputs 20 Hz to 20 kHz, +0.5/-1.5 dB
Frequency Response to USB (Direct) 20 Hz to 20 kHz, +0.5/-1.5 dB
Dynamic Range (min. gain, A-wtd) > 105 dB
Dynamic Range (mid. Gain, unwtd) > 108 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) +26 dBu ±1.0 dB
Gain Control Range Mono Channels: 40 dB, ±1 dB (-5 to +35 dB)
Stereo Channels: 0 dB or +10 dB (+10 dB Boost)
Frequency Response to Analog Outputs 20 Hz to 20 kHz, +0.5/-1.5 dB
Frequency Response to USB (Direct) 20 Hz to 20 kHz, +0.5/-1.5 dB
S/N Ratio to Analog Outputs (+4 dBu) 85 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) -90 dBu
Adjacent Channels (Ref = +4 dBu, 20 Hz to 20 kHz, unwtd) -85 dBu
Signal Level LED
Signal -30 dBFS (pre-EQ)
Clip -3.0 dB before clip (pre- or post-EQ)
Channel EQ
Low Cut 100 Hz, -18 dB/Octave
High Shelving ±15 dB @ 10 kHz
Mid Peaking (Mono Channels) ±15 dB @ 140 Hz to 3.5 kHz (variable)
Mid Peaking (Stereo Channels) ±15 dB @ 2.5 kHz
Mid-Band Q Boost: 1.0, Cut: 2.5
Low Shelving ±15 dB @ 100 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
Signal-to-Noise (a-weighted) -96 dB
Bit Depth 24-bit
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 (96-320 kbs, 32 / 44.1 / 48 kHz)
Sampling Rate (WAV) 44.1 kHz
Bit Depth Recording: 24-bit
Playback: 16- or 24-bit
Power/Environmental
Connector IEC
Input Voltage Range 90 to 240 VAC
Recommended Ambient Operating Temperature 0˚ to 40˚ Celsius / 32˚ to 104˚ Fahrenheit
Physical
Height 3.5” (89 mm)
Width (Chassis only) 11” (284 mm)
Depth 12.3” (313 mm)
Weight 7.1 lbs (3.2 kg)