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Subject: Re: [AN1x] frequency

From: Peter Korsten <peterk@...>
Date: 2005-09-25

spaceanimals schreef:

> Ran an AN1x patch through an analyzer program. The synth has
> frequencies up past the 20,000 hz. Does this somehow damage digital
> recordings that only record up to 20,000hz. Where do the other 4-5
> thousand hz go?

They'd be filtered out. On a digital recorder with a sample rate of n
Hz, you can't record higher frequencies than n/2 Hz. So that's 22.05 kHz
at the normal 44.1 kHz CD sample rate. And they'd be filtered down from
full volume to zero starting at 18 kHz, which a low pass filter.

- Peter