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The Filter Reverb Prototype That Failed


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A lot of devices I make unfortunately never see the light of day. This is a story of one such device.

FilterVerb is a combination of a resonant low-pass filter and a reverb. The low-pass is based on the legendary Korg MS-20 filter, the reverb is built around an Accutronics Belton brick.

Schematic & write-up: https://gnd.buzz/blog/filterverb

Support the channel: https://gnd.buzz/membership

00:00 Intro

00:30 FilterVerb demo
02:15 About the pedal
03:20 Mistake 1: Doing layout in 2D only
05:27 Mistake 2: Complex prototype on a single board
08:05 Mistake 3: Only prototyping in hardware
08:44 Closing thoughts
09:35 Demo with a synth

...more
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