Audio

dB / percent volume conversion

Conversion:
dB:
Conversion
Pct:

A volume slider example:

Position of slider	dB gain	Amplitude factor
100 %	+10.0 dB	3.162 x
95 %	+8.7 dB	2.711 x
90 %	+7.3 dB	2.305 x
85 %	+5.8 dB	1.942 x
80 %	+4.2 dB	1.619 x
75 %	+2.5 dB	1.334 x
70 %	+0.7 dB	1.085 x
65 %	-1.2 dB	0.868 x
60 %	-3.3 dB	0.683 x
55 %	-5.6 dB	0.526 x
50 %	-8.1 dB	0.395 x
45 %	-10.8 dB	0.288 x
40 %	-13.9 dB	0.202 x
35 %	-17.4 dB	0.136 x
30 %	-21.4 dB	0.085 x
25 %	-26.1 dB	0.049 x
20 %	-31.9 dB	0.025 x
15 %	-39.4 dB	0.011 x
10 %	-50.0 dB	0.003 x
05 %	-68.1 dB	0.000 x
00 %	-inf dB	(no sound)