ART USBMix

The ART USB Mix Audio three channel microphone, instrument and Line Mixer / Computer Interface is a compact versatile audio interface for your computer that converts analog signals from a variety of audio sources to USB Audio. The USB Mix provides a great starting point for personal home studio recording or for anyone wanting to do mobile location recording.

Features

USB powered, no external power supply needed when used with a computer

Balanced XLR or unbalanced ¼-inch Instrument inputs with switchable impedance

Switchable low noise +48V phantom power

Balanced ¼-inch TRS inputs for stereo or mono line-level sources

¼-inch TRS output jacks work with balanced or unbalanced lines

Stereo ¼-inch TRS headphone jack with independent level control for output monitoring

Independent controls for both sets of inputs, main output, and headphone monitor

Green/Red LED signal/clip indicator

Switchable assignment of USB playback to channels 2 and 3

USB 2.0 compliant

USB cable, AC adapter, and Audacity recording software included

Specifications

Input Connections:

- XLR balanced / 1/4" unbalanced "Combo" jack (ch1 input)
- 1/4" balanced or unbalanced (Ch2-Ch3 inputs)

Output Cannections

- 1/4" TRS balanced (Main Mix outputs)
- 1/4" TRS stereo (Monitor output)

Input Impedance

- 240k Ohms (Inst-HiZ), 20k Ohms (Line) (Ch 1, Ch2-Ch3 1/4" inputs)
- > 4k Ohms (Ch1 XLR input)

Output Impedance

- <1k Ohms (balanced 1/4"), <500 Ohms (unbalanced 1/4")
- 100 Ohms (Monitor output)

Frequency Response: 20 Hz - 20 kHz (+0, -1 dB)

THD:

<0.01% @ 1 kHz

CMRR: > 54 dB typical

Phase Response: All connections are phase coherent

Signal to Noise Ratio: > 90 dB typical (Ref 0 dBu)

Equivalent Input Noise: -120 dBu typical (XLR balanced, max gain), -100 dBu typical (1/4")

Maximum Input Level: +4dBu (XLR input), +14dBu (1/4" input)

Maximum Output Level: +14dBu (Main Mix Outputs), +13dBu (Monitor output)

Maximum Gain (In to Main Out)

- +53dB (XLR), +32dB (1/4") Ch1 input
- +10dB (1/4") (Ch2-Ch3 inputs)

Maximum Gain (In to USB)

- +44dB (XLR), +23dB (1/4") (Ch1 input)
- +1dB (1/4") (Ch2-Ch3 inputs)

Maximum Gain (USB to Out): +14dB (Main Mix outputs), +13dB (Monitor output)

Phantom Power: Switch selectable, +48V DC, filtered, current limited

A/D-D/A

- 16 Bit, 44.1 kHz or 48 kHz, USB selectable from computer
- 0.4 ms A/D latency @ 44.1 kHz

Computer Interface

- USB 2.0 compliant, Windows 7, Vista, XP, 2000, ME, 98SE
- Mac OS 9.1 / OS X computers with native USB support, Linux

Chassis Type: All steel black finish

Power Requirements: 5.0V DC @

<500 mA (external) or USB bus powered @ 150 mA typical

Dimensions: 1.6" x 4.0" x 4.75" (41mm x 101mm x 121mm)

Weight: 1.1 lbs (0.5 kg)

Notes

- 0 dBu = 0.775Vrms
- Weight includes power supply and USB cable