[LAU] removing DC, for instance with sox

[Fons Adriaensen]

On Sat, May 09, 2009 at 10:41:09AM +0200, Atte André Jensen wrote:

> I'd like to remove dc offset from a bunch of .wav files. It seems the 
> sox effect dcshift does this, but I cannot figure out how to use it. The 
> following has no effect:
> 
> sox test.wav test2.wav dcshift 0

It probably add 0, so...

A high-pass filter removes DC. Use one at 5 Hz or so.
Sox can probably do that.

-- 
FA

Io lo dico sempre: l'Italia è troppo stretta e lunga.