[Pd] Complex audio signals

[martinrp at alcor.concordia.ca]

Quoting Chuckk Hubbard <badmuthahubbard at gmail.com>:

> I'm teaching myself some DSP stuff, using Miller's Techniques, a
> Digital Filters book, and some other references, and I'm loving it.
> I am wondering, though, how one comes up with a complex audio signal
> for use in Pd.  I want to experiment with [czero~], and I've also
> wondered where complex signals come from for [fft~].
> It doesn't seem like it would be possible to create a complex signal
> from a real one, but maybe there are ways to synthesize them?

I thought that usual practice was to put another batch of real signals in the
complex part, since they are orthogonal, no interaction, it could be anything.
Complex audio sounds the same as real audio ;)

Martin

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