revisiting that Bode Phaser

Donald Johnson donaldj at infomatch.com
Sun Dec 3 17:50:06 CET 2000


At 05:25 PM 30/11/00 +1100, Paul Perry wrote:
>At 02:53 PM 29/11/00 +0100,Juergen.Haible wrote:
>
> >What I want is a linear input CV that is converted to sine and cosine
> >functions _over_several_periods_. Is there something like that ?
> >An EPROM / DAC even ?
>
>when you say 'over several periods' all you need is to throw away the
>whole number of cycles, seeing as N360 + X has same sine etc as X.
>
>Perhaps, if you are doing something like this, you could use dithering
>to smooth out the lumps (of course, in the limiting case, dithering
>gives you linear interpolation)
>
>paul perry Melbourne Australia

  BOSS (Roland) makes a pedal effect called the PH-3 Phase Shifter.
  Apparently, it has unidirectional "Rise" and "Fall" sounds for
  entirely upward or downward effects. This sounds like barberpole
  phasing to me. Has anybody heard this unit? Anybody know how they
  do it?
  thanks,
  don.

( (        don johnson        ) )
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( (    dla kwe Ensign Core   ) )




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