Scout 422 is a highly accurate 24bit resolution USB data acquisition. It is developed for noise and vibration measurements with Microflown probe based solutions. The “Scout 422” has four inputs, one output, an amplified output, tacho input and a external trigger channel.The “Scout 422” is mainly used for the in-situ absorption setup, sound intensity setup and scan & paint. The Scout 422 is a modular data frontend. It is possible to link together up to 4 modules, for a total 16 analog input channels.