27 Aug
2007
27 Aug
'07
7:27 a.m.
On Mon, Aug 27, 2007 at 12:32:26AM +0100, Gordon JC Pearce wrote:
Something I've been wondering about recently is
this - if you implement
a digital filter, how do you maintain stability when it's pushed into
self-oscillation? Most "real" synths seem to put out a slightly clipped
sinewave when in self-oscillation. Might it be as simple as an atan()
clipper in the feedback loop?
Yes.
You can use atanf(), tanh(), x / sqrtf (1 + x * x), ...
--
FA
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