[LAU] jack/oversampling

tim tim at klingt.org
Sun Mar 16 21:09:17 UTC 2014


>> a) any non-linearity introduces harmonics, some non-linearities
>> > introduce an infinite amount of harmonics, which will cause foldover
>> > distortion. the large the sampling-rate, the lower the foldover.
> Although this is mostly true, it's difficult to believe it matters in
> a practical audio application.  If it does, in most of the cases that
> are not deliberately using a highly nonlinear transfer, adding one
> additional bit of depth will get you the same noise/distortion benefit
> as doubling the sampling rate.  Once you're using 32 bit floats,
> you're already 160dB down...  If you need more, I'd love to know what
> you're doing, and I'm not being sarcastic!

my main use-cases for high sampling rates are coupled/feedback fm/pm and
stochastic synthesis (gendy). though today, i just wanted to mix some
192khz recordings and some people claimed that 48k is enough for everyone.





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