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Decibel Reference

20260807

Reference for converting between decibels and linear gain.

Linear to Decibel

    
20.0f * log10(val);
    
  

Decibel to linear

    
powf(10.0f, val / 20.0f);
    
  

Useful values

Linear Decibel
0.5 -6dB Half gain
0.25 -12dB Quarter gain
0.000015 -96.0dB 16bit audio silence
1.25892541E-38 -758dB 32bit audio silence


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