[sdiy] LFSR digital noise source

Ben Stuyts ben at stuyts.nl
Sun Nov 10 19:19:36 CET 2019


Source code is available, so tweak your heart out. :) See e.g. https://electricdruid.net/white-noise-source/ <https://electricdruid.net/white-noise-source/>. Or are you specifically looking for a non-micro solution?

Ben

> On 10 Nov 2019, at 18:02, bbob <fluxmonk at gmail.com> wrote:
> 
> i know abt Tom's chips, great stuff but, looking for something i can tweak
> 
> On Sun, Nov 10, 2019 at 10:36 AM Ben Stuyts <ben at stuyts.nl <mailto:ben at stuyts.nl>> wrote:
> Is using a small 8-pin micro out of the question? Or, if you do not want to program them yourself, I believe Tom Wiltshire from electricdruid.net <http://electricdruid.net/> has a whole range available ready made.
> 
> Ben
> 
>> On 10 Nov 2019, at 15:41, bbob <fluxmonk at gmail.com <mailto:fluxmonk at gmail.com>> wrote:
>> 
>> anybody know of a digital noise circuit (similar to th ETI/Ken Stone design, http://www.synthpanel.com/modules/cgs31v10_digital_noise.html <http://www.synthpanel.com/modules/cgs31v10_digital_noise.html>) that does not use the out-of-production CD4006?  Seems like you should be able to cobble together a complex shift register like that out of other still-available chips, but i'm not savvy enough on digital logic to do it myself.
>> 
>> b
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