Signal Processing & DSP

Basic

Decibels to Linear Gain

Convert a decibel gain back to a linear amplitude factor.

Formula

G = 10^{L/20}

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Variables

GLinear gain

LGain (dB)

Example

L=6 dB: G = 10^{0.3} ≈ 2×

Did You Know?

Turning a fader up 6 dB doubles the signal amplitude — a handy mental shortcut for mixing.

dsp gain decibel

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