Simple VCO

Maker	David Haillant
Type	Analog voltage controlled oscillator
Mounting	Through-hole
Width	4 HP
License	Proprietary (GPL-3.0 covers the firmware, no hardware licence)
Difficulty	🌡️ Medium through-hole

Low part count VCO aimed at a first build, with two CV inputs and coverage of the whole audio range. Sold as bare PCB, PCB plus panel, full kit or assembled. Uses Cliff style jacks rather than Thonkiconn.

Documentation

• Assembly instructions

Links

• Maker page
• Buy: Tindie

More from David Haillant

Simple LFO Triangle and square LFO Simple VCA Three input voltage controlled amplifier DM77 Analog drum synth voice UC Clock Divider Arduino based eight output clock divider

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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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