We always quote 'real world' performance figures (measured to the AES17 standard). Some companies choose to quote chipset performance, which is misleading, and
here's why.
Key Performance Figures
Real World ADC Dynamic Range: 105 dB (A-weighted)
Real World DAC Dynamic Range: 103 dB (A-weighted)
Chipset ADC/DAC Dynamic Range: 114 dB (A-weighted)
Latency (Minimum Buffer Size): 77 Samples
Note: For Latency, the test machine was a Dual Core 2.66gHz Xeon Mac Pro with 2GB of RAM, running 10.5.7
Microphone Inputs
• Dynamic Range (A-Weighted): 105 dB
• SNR (A-weighted): -105 dB
• Frequency Response: 20Hz - 20kHz +/- 0.1 dB
• THD+N: 0.0025% (measured at 1kHz with a 20Hz/22kHz bandpass filter)
• Noise: EIN > 120dB (measured with 50dB of gain with 150 Ohm termination (20Hz/22kHz bandpass filter)
• Maximum Input level @ Minimum gain for 0 dBFS (without pad): -2.5 dBu
• Pad Attenuation: 10 dB
Line Inputs
• Dynamic Range (A-weighted): 105 dB
• SNR (A-weighted): 105 dB
• Frequency Response: 20Hz - 20kHz +/- 0.1dB
• THD+N (A-Weighted): < 0.001% (measured with 0dBFS input and 22Hz/22kHz bandpass filter)
• Noise: -90dBu (22Hz/22kHz bandpass filter)
• Maximum level (A-weighted): 16.3dBu at 1%
Instrument Inputs
• Dynamic Range (A-weighted): 105 dB
• SNR (A-weighted): 105 dB
• Frequency Response 20Hz-20KHz +/- 0.1 dB
• THD+N, -1dBFS, min gain, no pad < 0.0025%
• Maximum Input Level for 0 dBFS (minimum gain, no pad): -3 dBu
• Maximum Input Level for 0 dBFS (maximum gain, no pad): -53 dBu
• Maximum Input Level for 0 dBFS (minimum gain, with pad): +7 dBu
• Maximum Input Level for 0 dBFS (maximum gain, with pad): -43 dBu
• Pad Attenuation: 10 dB
• Crosstalk: > 80 dB
Analogue Audio Outputs 1-2 (¼" TRS)
• Electronically Balanced Outputs
• Maximum Output Level (0dBFS): +9 dBu
• THD+N: 0.0025% (0 dBFS input, 20Hz/22kHz bandpass filter)
Analogue Audio Outputs 1-4 (RCA phono)
• Unbalanced Outputs
• Maximum output level (0dBFS): -3.5 dBu
• THD+N: 0.03% (0 dBFS input, 20Hz/20kHz bandpass filter)
Headphone Outputs
• Frequency Response: 20Hz-20KHz +/- 0.1 dB
• SNR (A-weighted): 103 dB
• Dynamic Range: 103 dB
• Maximum Output into 32R: +3 dBu (-1.4 dBV)
• Power into 32R: 24 mW
• Output Impedance: < 7 Ohms
• Load Impedance: > 24 Ohms
Additional Conversion Performance
• Clock jitter < 250 picoseconds
Supported Sample Rates
• 44.1kHz / 48kHz
Specifications Back top
Connectvity
Analogue Channel Inputs (Inputs 1-2)
• 2 x XLR Mic/Line/Inst Neutrik Combi-Jacks (Inputs 1-2)
• Automatic switch of Mic / Line (inserting a jack switches from Mic to either Line or • Instrument (instrument selected via front panel)
Analogue Audio Outputs (Outputs 1-4)
• 2 x TRS analogue outputs (Outputs 1-2)
• 4 x RCA Phono outputs (Outputs 1-4)
• 1 x TRS stereo headphone output (switchable to outputs 1 and 2, or 3 and 4)
Other I/O
• 1 x USB 1.1 compliant USB port
• 1 x pair of MIDI I/O
Dimensions
W = 220 mm / 8 ¾", H = 45 mm / 1 ¾" , D = 145 mm / 5 ¾"
Weight
1 kg / 2.2 lbs
