miércoles, 30 de enero de 2019

How is Sound Measured? | Noisy Planet

How is Sound Measured? | Noisy Planet

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Decibel measurement. Gauge with green needle pointing 30 dB, concept of noise reduction



How is Sound Measured?

Many factors influence how loud a sound seems. One easily measured factor is sound intensity, or volume, which is measured in decibels. A-weighted decibels, or “dBA,” are often used to describe sound level recommendations for healthy listening. 

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