Digigram UAX220-MIC

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The UAX220-Mic is a professional USB Audio interface for broadcast and other demanding pro audio applications featuring 2/2 balanced analog high-quality I/Os. Under its compact and sleek design, it combines Digigram’s leading edge experience in audio performance with the ease of use of standard USB Audio. With two professional grade mic preamps, the UAX220-Mic is the most efficient Pro Audio interface for portable use.

True plug-and-play devices, the UAX220-Mic is the perfect solution for use with multiple computers; such as for example a laptop computer on the road and a desktop PC in the newsroom or studio. When connected to the USB port of a computer, the UAX220-Mic is immediately operational: no need for a specific driver or bulky external power supply.



  • Broadcast (newsroom, mobile journalist workstation)
  • Live performance (theatrical playback, special effects, sound system calibration)
  • Recording on location
  • Logging, legal recording, and archiving
  • DJ applications
  • Music production


Main hardware features

  • 2 balanced analog mono mic/line inputs, with a maximum input signal of +10 dBu
  • 2 balanced analog mono line outputs, with a maximum output signal of +10 dBu
  • Switchable -12 dB input signal level attenuator for UAX220v2, -20 dBu for UAX220-Mic
  • Switchable zero-latency direct hardware monitoring of the inputs on the outputs 
    Note: the input monitoring is mixed on the output with the sounds played by the application.
  • Possibility to switch the input monitoring to mono mode “left channel + right channel”
  • Possibility to record both inputs mixed
  • 1 stereo headphone output on female ¼ '' jack  with knob for gain adjustment
  • A/D and D/A conversions up to 24 bits/48 kHz
  • 2 knobs for left and right input gain adjustment, from +20 dB to +55 dB with switchable -20 dB input attenuation
  • Left and right 48 V phantom power switches for static microphones

Software features

UAX220-Mic complies with the USB Audio specification. Therefore, and depending on the operating system used, it is compatible with WDM DirectSound, ALSA, and CoreAudio. Furthermore, it is possible to use a third-party ASIO driver (Asio4all, Ploytec).

Hardware Requirements

  • A USB port (standard 1.1 or higher)
  • Minimum Apple hardware configuration: PowerMac G3, G4 or G5 with 128 MB RAM
  • Minimum PC configuration: Pentium III (or equivalent), 256 MB RAM.


Supported operating systems

  • Windows
  • Mac OS X
  • Linux