[PD] Multiplying signal by complex number to create and see phase shift

Patrice Colet colet.patrice at free.fr
Mon Sep 12 02:58:29 CEST 2011


 you might want to take a look at the help file for [fft~]

----- "Rick T" <ratulloch at gmail.com> a écrit :

> Greetings All
> I plan on adding a phase shift to a signal/a wave file I import which
> is easy enough mathematically
> example: if the signal is x=sin(2*pi*1*t)
> to do a phase shift I would just multiply x*e(-i*pi) which would phase
> shift the signal by 90 degrees.
> But how does one multiple signals by complex numbers in PD like -i?
> note: there will be a several different phase shifts so a simple
> hibert transform won't work in this instance
> thanks --
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Patrice Colet 

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