| ADC | 24-bit
Dynamic Range: 114dB typical, 10Hz to 20kHz, A-weighted
THD + N: 0.0006% typical, 0.0011% maximum, 10Hz to 20kHz, -1dBFS |
| DAC | 24-bit
Dynamic Range: 114dB typical, 10Hz to 20kHz, A-weighted
THD + N: 0.001% typical, 0.002% maximum, 10Hz to 20kHz, -0dBFS |
| Inputs | 2 x XLR/TRS Combi Microphone/Line |
| Outputs | 2 x 1/4" TRS phone Monitor Out, balanced or unbalanced (rear panel)
2 x 1/4" TRS phone Headphone (front panel) |
| MIDI | No |
| Connectivity | USB |
| Sample Rate | 44.1 and 48kHz |
| Buffer Size | 96, 128, 256, 512, 1024 |
| Input Level | Microphone:
Maximum: +10dBu (gain @ minimum)
Maximum: -50dBu (gain @ maximum)
Line:
Maximum: +25dBu (gain @ -15dB)
Instrument:
Maximum: +8dBu (gain @ -15dB) |
| Input Impedance | Microphone:
3kΩ
Line:
18kΩ balanced
9kΩ unbalanced
H-Z:
1MΩ |
| Gain Range | Microphone:
60dB |
| Output Level | Monitor:
+10dBu (@ unity/maximum)
Headphones:
8mW into 600Ω, 1% THD+N (@ unity/maximum) |
| Output Impedance | Phones:
25Ω
Monitors:
300Ω balanced
150Ω unbalanced |
| Phantom Power | 48VDC, 10mA maximum per microphone |
| THD + N | Microphone to Monitor (direct monitor analog path, stereo) 22Hz to 22kHz bandwidth, 1kHz:
<0.002% (+4dBu In, unity gain, +4dBu Out)
Line to Monitor (direct monitor analog path, stereo) 22Hz to 22kHz bandwidth, 1kHz:
<0.002% (+4dBu In, unity gain, +4dBu Out)
Hi-Z to Monitor (direct monitor analog path, stereo) 22Hz to 22kHz bandwidth, 1kHz:
<0.004% (+0dBu In, unity gain, +0dBu Out)
Phones 22Hz to 22kHz bandwidth, 1kHz:
<0.003% (7mW into 600Ω
Microphone to USB Record (AD) 22Hz to fs2 bandwidth, 1kHz:
<0.002% (+4dBu in, unity gain, -7dBFS record)
USB Playback to Monitor Out 22Hz to 22kHz bandwidth, 1kHz:
<0.002% (-6dBFS playback, +4dBu out) |
| Noise | EIN, microphone input to USB record, 150Ω source impedance, 22Hz to 22kHz:
-124dBu (maximum gain)
EIN, microphone input to USB record, 40Ω source impedance, 22Hz to 22kHz:
126dBu (maximum gain)
Direct Monitor Output Noise, Monitor and To Monitor levels unity/maximum, 22Hz to 22kHz:
95dBu
USB Record Noise Floor/Dynamic Range microphone input/minimum gain, 1kHz -60dBFS:
-112dBu dBFS Noise, A-weighted, -101dBu equivalent microphone input noise @ unity gain
-110dB Dynamic Range, A-weighted
USB RPlayback Noise Floor/Dynamic Range (Monitor output, Monitor level unity/maximum, To Monitor off/minimum, 1kHz -60dBFS):
97dBu Noise, A-weighted, -107dBFS equivalent digital noise, 106dB Dynamic Range (relative to +9dBu) |
| Crosstalk | To Mon or Monitor knob off/minimum:
<-100dB , 20Hz to 20kHz BW, 1kHz
Any Channel to Any Other:
<-80dB , 22Hz to 22kHz BW, 1kHz |
| CMRR | Microphone Input, 150Ω termination:
>-50dB @ 1kHz |
| Frequency Response | Microphone to Monitor Outputs (direct monitor analog-only path, stereo), unity gain:
15Hz to 50kHz, +0.0dB/-0.2dB
Line to Monitor Outs (direct monitor analog-only path, stereo), unity gain for 1/4" TRS input:
10Hz to 25kHz, +0.0dB/-1.0dB
USB Through, microphone input to monitor output, unity gain (To Mon off/minimum):
15Hz to 21kHz, +0.0dB/-0.2dB (44.1kHz)
15Hz to 22kHz, -3.0dB @45kHz (96kHz) |
| Meters | Bi-color channel meters |
| Power Requirements | USB bus powered (5V up to 500mA) |
| System Requirements | Mac
PowerPC G4 or Intel processor
OS X 10.5.0 (Intel and PPC), OS X 10.6 (Intel)
512GB RAM
FireWire port
PC
Pentium IV, Celeron or AMD Athlon XP
Windows XP SP2 , Vista (32- or 64-bit), Windows 7 (32- and 64-bit)
512MB RAM
FireWire port |
| Dimensions | 6.6 x 4.3 x 2.8" (167 x 110 x 71mm) |
| Weight | 1.5 lb (0.7kg) |
