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By: a guest on Jun 21st, 2012  |  syntax: None  |  size: 0.16 KB  |  hits: 11  |  expires: Never
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  1. Sound spectrogram
  2. Alog = 20*log10 (abs (A))
  3.        
  4. 10*log10 (1000/100) = 10*log10 (100/10) = 10
  5.        
  6. 10*log10 (P/Pref) = 10*log10 (A^2 / Aref^2) = 20*log10 (A/Aref)
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