[sdiy] Uniformly distributed noise generator?

cheater00 . cheater00 at gmail.com
Mon Jun 10 12:01:17 CEST 2013


Richie,
indeed, I thought of using a digital source myself, but was hoping the
analogue gods here could come up with something fully analogue. I'm
certain there's something out there..

Cheers,
D.

On Mon, Jun 10, 2013 at 11:10 AM, Richie Burnett
<rburnett at richieburnett.co.uk> wrote:
> A PRBS generator connected to parallel input DAC?
>
> That should cycle through every possible code once and only once during each repetition of the entire pseudo random sequence.
>
> -Richie,
>
> Sent from my Sony Ericsson Xperia ray
>
> "cheater00 ." <cheater00 at gmail.com> wrote:
>
>>Hi guys,
>>I was wondering if anyone has seen a noise circuit that is not
>>gaussian (like normal noise circuits) but instead uniformly
>>distributed.
>>
>>If you look at gaussian noise on a scope then it looks like a blurry
>>line, which has the most intensity at 0V and becomes darker and darker
>>as you move away from 0V.
>>
>>I'm looking for something that has exactly the same brightness from
>>e.g. -5V to +5V.
>>
>>Cheers,
>>D.
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