[time-nuts] Random Walk Noise experiment

Magnus Danielson magnus at rubidium.dyndns.org
Sun Feb 13 13:15:40 UTC 2011


On 13/02/11 07:11, ehydra wrote:
> I think the confusion is now perfect:
> http://www.mikrocontroller.net/topic/207061#2059725
>
> Let Google translate it from german to your language.
>
> Does the difference come from voltage vs. power spectrum?

Yes. When you integrate you get a f^-1 slope in voltage spectrum and 
f^-2 in power spectrum.

f^-1/2 in voltage spectrum is... uhm... hard. So we either use a flicker 
source (as I proposed) or an approximation filter.

Cheers,
Magnus




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