[sdiy] Looking for cheap lowpass filter algorithm

[Paul Perry]

>From: "Cornutt, David K"
>So, if you use a brick-wall filter to cut off at say 12 KHz,
>does that sound to your brain like your ears have gone bad?
>Maybe that's what makes it not sound good.

If that were true, people would make a lot of money by building
simple distortion circuits to put high end harmonics back in.
You could call it something catchy like a "sonic maximizer"
....oh, wait a minute.......

paul perry melbourne australia