What is "A-Weighting" | The definition for A-Weighting

Simply put A-Weighting refers to introduction of a filter to reduce certain frequencies when measuring sound in order to obtain results that match better with the frequency response of our ears / audition. One thing is important to mention here. Though A-Weighting has many important uses or applications, some audio gear, even pro audio gear manufacturers use A-weighting when making measurements for the specifications for their gear in order to disguise poor performance.

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