Elektron Musical Instruments

On Fri, 23 Jun 2000 shifty@... wrote:

> > > P.S. Sidtation is analogue. Anologue synths give the purist sound over
> > > digital that's for sure mate!
> > > 
> > Sorry to dissapoint you, but the SID chip is a digital synthesizer, with
> > an analogue filter...
> > It's only virtually analogue.
> 
> Sure it's digital, but the SID output frequency rate is in the Megahertz
> range, something no va/digital synth can even come close to.  Many synths
> can accumulate phases that quickly, but they employ digital filters to
> reduce the output frequency to 44.1KHz.
> 
True.

> And even though people will tell you you can't hear frequencies so
> high, and the sampling theorems/dsp algorithms are sound, just try sampling
> a 20KHz sine wave at 44.1KHz, and check out the oscillating amplitude.
> 
You're completely right. I wish I had $1 for everytime I had to explain
this to somebody. Nobody seems to understand why SID emulation should be
done with 1MHz oversampling.

Cheers,
Andreas