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„Distortion" is an important characteristic of audio components and is often stated in the product specifications for speakers, amplifiers and other au...

The intelligibility of speech of teachers is an important part of successful learning. In classrooms, windows and smooth surfaces, such as walls, ceilings a...

LAeq and LAIeq are both  A-weighted, time-averaged values, but on a different basis. The LAeq is normally based on a non-time-weighted momentarily level, w...