5 Jun
2010
5 Jun
'10
1:46 a.m.
2010/5/25 Clemens Ladisch clemens@ladisch.de
Raymond Yau wrote:
2010/5/21 Clemens Ladisch clemens@ladisch.de
0 == -infinity dB, full scale == 0 dB, and the mapping between mixer control values and corresponding dB values it _not_ linear.
20 log10 rule
This mean than 0.5 == -6 dB , 0.25 == -12 dB , 0.124 == -24dB . 0.625 == -48dB
I have doubt why PA is at 15% when the volume control of HDA is -48dB