[sdiy] MIDIVerb reverse engineering

[rburnett at richieburnett.co.uk]

A fascinating read Eric.  Thanks for preparing this information in such 
detail, and for sharing.

-Richie,


On 2025-07-16 20:35, Eric Brombaugh via Synth-diy wrote:
> Back in 2021 Paul Schreiber and I reverse engineered the MIDIVerb I and 
> although Paul posted a number of Youtube videos to discuss what we'd 
> learned, we decided at that time to keep the design materials we'd 
> generated from that effort private. Now that Paul is no longer with us 
> I've open-sourced the materials on Github:
> 
> https://github.com/emeb/MIDIVerb_RE
> 
> This repository includes schematics, presentation slides, source code 
> for the disassembler, emulator and compiler, as well as SPICE and 
> Verilog models of the logic. Anyone at all curious about how this 
> product democratized the world of algorithmic reverb is invited to take 
> a look - it's a fascinating glimpse into 1980's minimal TTL design and 
> a testament to the genius of Alesis founder Keith Barr.
> 
> Eric
> 
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