Steiner VCF

Maker	Johansen Engineering
Type	Steiner multimode filter, mixed through hole and SMD, plus an ICL8038 VCO board
Mounting	Mixed
Width	—
License	Proprietary (No licence published on this repo)
Difficulty	🔥 SMD (0805)

Clone of 1974 Steiner-Parker filter. Adaptation of the original 1974 Steiner circuit. RevB is built and working. The repo also carries an ICL8038 VCO board that was developed alongside it.

Documentation

• Fabrication files (PCBA-ready)

Links

• Source / files on GitHub
• Maker page

More from Johansen Engineering

Formant VCO Analog VCO derived from the Formant style core Drone Oscillator Reverse avalanche BJT drone oscillator with vactrol modulation EuroPowerSupply2 4HP power module converting a 19V laptop supply to plus and minus 12V and 5V MidiToCV MK2 Arduino based MIDI to CV with two CV and gate outputs AteOhAte Toms 808 style tom drum voice board sized for a Re:Synthesis panel Effects Unit 1 PT2399 reverb with a bitcrush distortion stage and a 10 bit counter LFO 1 Analog LFO with a 555 based second LFO, mult/mix and NAND, AND, NOT and flip flop logic Moog VCF Moog ladder filter with a wave folder and a 555 based ADSR on the same board set

More filter modules

Ripples Mutable Instruments Blades Mutable Instruments Shelves Mutable Instruments V2044 VCF HAGIWO 3320 VCF diysynth Passive Low Pass Gate diysynth Kra Pao Voxmachina SVFs Super Synthesis

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 Resources Suggest a correction or a missing module