[sdiy] Electrosmith Eurorack DSP platform

Martin Klang mars at pingdynasty.com
Thu Jan 27 10:38:40 CET 2022


I know they're using the SRAM kind of out of spec: it's a 1.8V part 
running at 3.3V (Alliance AS4C16M32MSA)

Could that be (a part of) the problem, or is it more likely to be a 
routing issue?


Martin


On 27/01/2022 09:30, Jared Anderson via Synth-diy wrote:
> I too am dismayed by the ~1kHz noise on the Daisy. I'm not sure if 
> it's the Daisy Seed or Daisy Pod that I'm using that's causing the 
> problem.
>
> In any case, there is some kind of explanation and things to try 
> described here:
>
> https://forum.electro-smith.com/t/questions-about-digital-noise-and-grounding/432/10 
> <https://forum.electro-smith.com/t/questions-about-digital-noise-and-grounding/432/10>
>
> I've got some small Recom 5V-5V DC-DC on order to try out their 
> solution, but I'm not convinced it's going to help at all.
>
> Would be interested to know what those more knowledgeable on the 
> subject have to say about it.
> Can this be fixed or should I try and find some other small dsp platform?
>
> Cheers,
> Jared
>
> On Wed, 26 Jan 2022 at 23:42, Mike Bryant <mbryant at futurehorizons.com 
> <mailto:mbryant at futurehorizons.com>> wrote:
>
>     I bought one of their original Daisy modules to try but it was
>     plagued with processor switching noise issues.  This looks a lot
>     larger so hopefully will be better.
>
>
>     -----Original Message-----
>     From: Synth-diy [mailto:synth-diy-bounces at synth-diy.org
>     <mailto:synth-diy-bounces at synth-diy.org>] On Behalf Of Jason Proctor
>     Sent: 26 January 2022 21:36
>     To: synth-diy mailing list
>     Subject: [sdiy] Electrosmith Eurorack DSP platform
>
>     Interesting --
>
>     https://www.synthtopia.com/content/2022/01/25/electrosmith-intros-40-platform-for-creating-dsp-based-eurorack-modules/
>     <https://www.synthtopia.com/content/2022/01/25/electrosmith-intros-40-platform-for-creating-dsp-based-eurorack-modules/>
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