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DSP and Plugin Development • Skflneartrap paper

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https://cytomic.com/files/dsp/SkfLinear ... mised2.pdf

I figured out a 6db hi pass from this filter but i am wondering which part of the equation describes the feedback loop in order to try out different saturators? Is it literally just saturate the input?

something like in = 2*tanh(in*drive/2);

Code:

    void setParams(double newSampleRate, double newCutoff, double newRes) {        sampleRate = newSampleRate;        cutoff = newCutoff;        g = tan(M_PI*cutoff/sampleRate);        res = newRes;        k = 2*res;        a0 = 1.0/(pow((1.0 + g),2.0) - g*k);        a1 = k*a0;        a2 = (1 + g)*a0;        a3 = g*a2;        a4 = g*a0;        a5 = g*a4;    }        double process(double in) {                v1 = a1*ic2eq + a2*ic1eq + a3*in;        v2 = a2*ic2eq + a4*ic1eq + a5*in;        hi = in-v1;        ic1eq = 2*(v1 - k*v2) - ic1eq;        ic2eq = 2*(v2) - ic2eq;        low = v2;        return low;    }

Statistics: Posted by Marvinh — Mon Jun 10, 2024 4:22 pm — Replies 3 — Views 114



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