[sdiy] High Q Resonators/digital drums

[Olivier Gillet]

> What about a Fourier series then? If it depends, but a sine might be turned
> into a triangle then I presume, whatever the system ist that describes an
> op-amp with low slew rate, it is not linear. So my question remains: What
> would be an adequate description (model) of this kind of circuit block. I
> could probably find out myself using a simulation of just the math, but I
> feel that on this list people are always willing to indulge even the dumbest
> and most basic of questions, so I'll just test my "luck."

If my understanding of the slew rate is correct (maximum absolute
value of the slope of the signal at a given point), this can be
modeled by a derivator followed by clipping, followed by an
integrator.