Bel to all other sound unit conversions


Bel is unit of measurement sound. The term bel is derived from the name of Alexander Graham Bell, inventor of the telephone. '-bel,' is a unit of sound intensity that represents the ratio of sound pressure level. The unit is named after Alexander Graham Bell. The threshold of hearing is zero bel (10^-12 watts per square meter). Sound intensity is often measured in decibels and rarely in bels.

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Standard Units
Decibel {{decibel}}
Neper {{neper}}