[sdiy] Electrosmith Eurorack DSP platform

cheater cheater cheater00social at gmail.com
Sat Jan 29 12:47:48 CET 2022


Cool link Eric. Is there something on that page related to what we're
talking about? Not meant sarcastically, it's just a bit of a mess ...
I think I recognize it from years ago but not sure :)

On Sat, Jan 29, 2022 at 12:49 AM Eric Brombaugh via Synth-diy
<synth-diy at synth-diy.org> wrote:
>
> Probably a good time to repost this link:
>
> http://all-electric.com/b&c.html
>
> Quirky, old chips, but there's a lot to learn from here.
>
> Eric
>
> On 1/28/22 14:25, Mike Bryant wrote:
> > Yes.  But if you put the sampler and comparator well away from the FPGA to avoid the noise, and smoothed the feedback well, you could get similar performance.
> >
> > When sigma-delta was first proposed someone at the place I worked built a demonstrator using 4000 series CMOS.  But it got killed by someone touching it without a wristband :-)
> >
> >
> > -----Original Message-----
> > From: cheater cheater [mailto:cheater00social at gmail.com]
> > Sent: 28 January 2022 20:23
> > To: Mike Bryant
> > Cc: Eric Brombaugh; synth-diy at synth-diy.org
> > Subject: Re: [sdiy] Electrosmith Eurorack DSP platform
> >
> > Right, but they didn't do that on a run of the mill fpga, right? They designed their own custom IC where everything was on one chip of silicon - the digital output, the integrator circuit, etc - do I have that right?
> >
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