DIY Eurorack Builds

Path Filter

N-path filter/phaser ยท Nonlinear Circuits

MakerNonlinear Circuits
TypeN-path filter/phaser
MountingMixed
Width8 HP
LicenseProprietary (No licence published)
Difficulty ๐ŸŒถ๏ธ Large through-hole
Path Filter module
Photo: Nonlinear Circuits

Sits between a filter, a phaser and a crude BBD shift register, inspired by 1970s articles on N-path filters. Has 16 capacitor/switch stages, buffered I/O and a feedback path. Feed the clock a VCO to make things move.

Documentation

This is a third-party open-source design, listed here as a build reference. Specs are researched from public sources; check the source repo and store for the current BOM, panel, and revision before ordering parts. Corrections welcome.

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