Quadtec-101

Maker	CCTV.fm
Type	Dual digital wavetable oscillator
Mounting	Through-hole
Width	14 HP
License	Proprietary (No open licence published, treat as all rights reserved)
Difficulty	🌶️ Large through-hole

Two digital oscillators running at 40kHz on a 120MHz DSP, with a waveshape knob that blends between nine shapes including wavetables and an FM model. Both oscillators track V/oct. Open source with a build guide PDF in the repo.

Documentation

• Assembly instructions

Links

• Source / files on GitHub
• Maker page
• Buy: Tindie

More from CCTV.fm

Immutable Marbles Random sampler / clock and CV generator Immutable Rings Physical-modeling resonator Immutable Kinks Utility: rectifier, logic, S&H / noise Immutable Peaks Dual envelope / LFO / drum generator Immutable Plaits Macro-oscillator voice Immutable Ears Contact-mic input / envelope follower Immutable Clouds Granular audio processor Ornament and Crime v4.1 Digital multi-app CV module (Teensy 4.1)

More oscillator modules

Braids Mutable Instruments Plaits Mutable Instruments Edges Mutable Instruments CHORD VCO HAGIWO 3340 VCO diysynth Tom Yum Voxmachina 2OPFM Super Synthesis Castor & Pollux Winterbloom

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.

← Back to all builds Suggest a correction or a missing module