Re: [SoX-users] band stop filter

[Ulrich K. <ul...@ch...>]

Hendrikus Godvliet <hen...@gm...>:

> Do you mean with sinc freqHP > freqLP:  sinc 400 > 300 i create a
> band-reject filter?

Yes, but it is written "sinc 400-300".

> wich one have the complete rejection, and wich one attenuation by X
> dB?

The equalizer implements peaking eq, where you can specify by how much a frequency range is to be attenuated.

You can use the --plot option, as in
sox --plot=gnuplot -n -n sinc 400-300
, to view a plot of the filter's response (with gnuplot or Octave).

Ulrich