Subject: RE: [linux-audio-user] Bandlimited oscillator plugins for LADSPA ('blop-0.1.0')
Date: Thu May 16 2002 - 13:18:03 EEST
I think "buzz" is just a band limited impulse, when you integrate it you'll get nice saw waveform, and when you take two saws with difference in phase and differentiate you'll get (variable with phase difference) pulse wave.
> -----Original Message-----
> From: ext Paul Winkler [mailto:pw_lists_AT_slinkp.com]
> Sent: 15. May 2002 21:31
> To: linux-audio-user_AT_music.columbia.edu
> Subject: Re: [linux-audio-user] Bandlimited oscillator plugins for
> LADSPA ('blop-0.1.0')
> On Wed, May 15, 2002 at 05:25:51PM +0100, Mike Rawes wrote:
> > Maybe. The sawtooth contains all harmonics (well, up to one
> half of the
> > sample rate) at equal energies, which might be useful.
> If it actually looks like a classic sawtooth wave, that's not true.
> From Dodge, "Computer Music", 2nd edition, page 50:
> "The spectrum of a sawtooth wave is shown in figure 2.25c. In
> this case,
> all harmonics are present and they diminish in direct
> proportion to the
> harmonic number."
> A waveform with equal energy in all harmonics up to nyquist is
> described on pp. 170-171. It's called "buzz" in the music-N family
> (csound, cmix, saol etc).
> Paul Winkler
> home: http://www.slinkp.com
> "Muppet Labs, where the future is made - today!"
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