Re: [sc-dev] HPF with 0 Hz

[James McCartney <asynth@xxxxxx>]

On Dec 4, 2003, at 9:50 AM, Kasper Souren wrote:

> Hi,
>
> When using the HPF UGen with a cutoff frequency of 0 Hz there is no 
> output at
> all.

the math blows up. the filter slope is 12 dB per octave and you are 
starting at octave minus infinity.

> When using 0.001 nearly the entire signal is coming through.

well what would you expect? it is a high pass filter after all..


> Is this a
> bug or a feature?

This is user error.

--
james mccartney
http://www.audiosynth.com