[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


Hello,

 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 --
> 
> 
> _______________________________________________
> Pd-list at iem.at mailing list
> UNSUBSCRIBE and account-management ->
> http://lists.puredata.info/listinfo/pd-list

-- 
Patrice Colet 



More information about the Pd-list mailing list