[PD] square wave osc & pwm
Roman Haefeli
reduzierer at yahoo.de
Sun Oct 3 16:39:53 CEST 2004
hi anton
squarewave:
[phasor~]
|
[>~ 0.5]
|
[-~ 0.5]
|
[*~ 2]
the [-~ 0.5] and the [*~ 2] are there to get a signal
between -1 and 1
pulse:
[phasor~]
| [number between 0 - 1(
| /
[>~]
|
[hip~ 5]
the [hip~ 5] removes the dc-offset of the pulse-signal
roman
--- Anton Woldhek <woldhek at xs4all.nl> schrieb:
> Hi everybody,
>
> wel i'm having fun at school (i started studying
> sound design), also having fun discussing the pros &
> contras of pd with my max teacher (he pretty quickly
> dismissed pd).
> Anyways, for another class (that I luckily can use
> whatever means necessary for) I have to do something
> with a square wave, where i have to create a
> composition with one oscillator and modulate a
> couple things. One of the things that need to
> modulate is the duty cycle (pulse width).
> My first approach with a wave form other then sin
> would be a wavetable osc like [tabread4~]. However,
> i dont see a very efficient method of creating pulse
> width modulation.
>
> Could anybody suggest a way to approach this?
>
> Thanks
> Anton
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