ART USBMix 3-Channel Mixer and USB Audio Interface

Three Channel Microphone, Instrument, and Line Mixer / Computer Interface The ART USB Mix 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 1/4-inch Instrument inputs with switchable impedance Switchable low noise +48V phantom power Balanced 1/4-inch TRS inputs for stereo or mono line-level sources 1/4-inch TRS output jacks work with balanced or unbalanced lines Stereo 1/4-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