3320 VCF

Maker	DIY Synth Manila
Type	Four pole low pass filter on the AS3320 with voltage controlled resonance
Mounting	Through-hole
Width	—
License	Proprietary (Licence marked "none yet" on this repo)
Difficulty	🌡️ Medium through-hole

Twelve octave cutoff sweep and resonance that goes to self oscillation. Output buffer follows the Sequential Pro One arrangement. Three trims cover frequency CV gain, resonance CV gain and output level.

Documentation

• Schematic

Links

• Source / files on GitHub
• Maker page

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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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