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

 

 

System Requirements

Macintosh
• Computer: Apple Macintosh with a USB 1.1 compliant USB port 
• CPU/Clock: PowerPC G4/1 GHz or higher (Intel/Dual 1 GHz or better recommended
• Memory (RAM): 512 MB (1 GB or more recommended)
• Screen Resolution: 1024x768 (1280x1024 or more recommended)

Windows
• Computer: Windows compatible computer with a USB 1.1 compliant USB port 
• CPU/Clock: Pentium or AMD with 1 GHz or higher (Dual 1 GHz or better recommended)
• Memory (RAM): 512 MB (1 GB or more recommended)
• Screen Resolution: 1024x768 (1280x1024 or more recommended)

Windows users running a computer with an Intel Core i-series chipset, please check here.

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