The Decibel (dB) Scale & Audio Rules 101 | Audioholics
dB: What is a decibel?
Understanding the Decibel (dB) Scale – Simple Home Cinema
TIL The intensity of sound is measured in decibels (dB), the decibel scale is logarithmic. Basically a 40dB sound is not twice as loud as 20dB one, but a hundred times louder.
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