Chaotic Oscillators (over-blown flutes etc)

[KA4HJH]

>They never showed the circuit, but did
>show the analogue computer and the setup was not much
>more than 4 or 5 opamps (maybe less, it's been years
>and this is all from memory) and a handful of caps
>and resistors.

I remember that one. They had a Lorenz attractor hooked to an X-Y scope.
Looked idiotically simple.
Terry Bowman, KA4HJH
"The Mac Doctor"