Filters

James Jackson james at newd.demon.co.uk
Sat Jan 9 20:06:53 CET 1999


>> Ahh, I am designing my filters on a DSP chip, so it might be possible to
>> take it to zero. Thanks alot.
>Are you trying to get something similar to an existing analog filter?

Yes, I am designing a Physical Modelling synth. See:

http://www.newd.demon.co.uk/dsp/

for details of it so far.

>What kind of filter are you designing?

There will be three types available to the user: High - Pass, Low - Pass and
notch Pass.

>I'm interested in the topology, and what kind of effect it has.
>>Will it have the usual cut-off and resonance controls?

The filters will be based around Fourier Transform algorithms, so I'll have
to teach myself how to do Fourier Transforms! Yes, they  have the usual
'Analog Style' controls, as I want to make my synth as Analog as possible.

-JJ
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