[PD] overdriven speaker

[Martin Schied]

> It shouldn't be too hard to do this integration with basic pole / zero 
> objects. A problem using integration only is the lack of mechanical 
> damping. A real speaker goes back to x=0 if no signal is present. A 
> simple integrator doesn't - so the 'simulated' cone would just fly 
> away slowly. So some damping should be included in the integrator to 
> make it stable. However I'm no expert on designing filters yet...
[rpole~ 0.999] does it very well...


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