A-weighting takes into account our greater sensitivity to higher frequencies. It isn't perfect due to the complexities of how we perceive noise, but it's genera

A-weighting takes into account our greater sensitivity to higher frequencies. It isn't perfect due to the complexities of how we perceive noise, but it's generally quite reliable. https://en.m.wikipedia.org/wiki/A-weighting https://en.m.wikipedia.org/wiki/A-weighting