[sdiy] Old analog synths chladni patterns!

[Mason]

On 5/9/07, Magnus Danielson <cfmd at bredband.net> wrote:
> From: harrybissell at copper.net
> Subject: Re: [sdiy] Old analog synths chladni patterns!
> Date: Wed, 9 May 2007 17:34:21 -0000
> Message-ID: <380-22007539173421521 at copper.net>
>
> > z-plane ???   :^)
>
> The sand will drop down into the zeros and get stuck. The learn where the
> poles are we turn the whole thing upside down and try the sand on the other
> side. This is naturally the method we use in all analysis. :P
>
> Cheers,
> Magnus - having actually done the exercise of plotting the s-plane/z-plane surfaces way back in time

But did you plot them with sand? That's the question.

--Mason (Each grain of sand is 1dB)