A-weighted decibels (dBA, or dBa, or dB(a))
A-weighted decibels (dBA, or dBa, or dB(a)) are an acoustic measurement unit which are adjusted to reflect the human ear’s response to sound. The “A” in dBA refers to the “A-weighting” applied to the sound pressure levels in order to account for the fact that the human ear is less sensitive to low and high … Read more