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Sound Converter

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Sound Converter

Convert sound level units including bel, decibel, and neper.

About this converter

Sound level units are logarithmic ratios used in acoustics and signal processing. It includes the widely used decibel and the scientific neper.

The base unit for this converter is bel, which lets us map each unit into one consistent formula layer before converting to the target unit.

Quick examples

8 B to dB80 dB
8 B to Np9.21034037197618 Np
8 dB to B0.8 B
8 dB to Np0.921034037197618 Np
8 Np to B6.94871171045203 B
8 Np to dB69.4871171045203 dB

Available units

Bel

B

Base unit of sound level.

Also written as bels.

Decibel

dB

One tenth of a bel.

Also written as decibels, db.

Neper

Np

A logarithmic unit of ratio.

Also written as nepers.