[sdiy] PSpice to VST anybody?

jhaible at debitel.net jhaible at debitel.net
Fri Apr 22 15:04:33 CEST 2005


> What do you mean by feeding the dB & phase results into a VST plugin?
> The only way that'd work for a generic filter would be to use varying 
> convolution and then you'd run into large cpu usage, stepping (finite 
> amount of curves) and possibly patent issues.

Convolution? Why do it in time domain?

Extract the significant poles and zeros from the AC courve
(there must be algorithms for this - it's standard in Radio Frequency
analysing software), then model it with your usual s-domain to
z-domain methods. No time variant stuff required.
I don't aim for anything as complex as a VCF.
Just a single, time invariant, linear filter courve.

JH.


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