The original MFOS Sound Lab Mini-Synth sync circuitry is a bit weak.
This is a small PCB you can add to your SLMS (SMD from V1.0 to V1.3, or THT version) to dramatically improve the Sync.
Continue reading MFOS SLMS – Sync Mod Board
The DM77 is ready for its official release in version 1.0. Before, here’s the last prototype version 0.5. Except maybe few value changes on some resistors, the circuit is final and will be the identical in 1.0.
Continue reading DM77 – V0.5 – Documentation and assembly guide
The Eurorack Stripboards are back in stock. You can find them at , at Tindie and at Thonk . Synthcube
The MFOS SLMS in Eurorack/SMD, version 1.4 – PCB made front panel
Continue reading MFOS SLMS – Final prototype version!
This is my next MFOS Eurorack-conversion project, the Analog 10 Step Sequencer!
Continue reading MFOS 10 Step Sequencer – Prototype
The Eurorack Power Bus with its 14 Euro connectors is back in an updated version.
The version 1.1 slightly simplifies the BOM and adds a second power input terminal, either for chaining to a second bus or to ease the installation as PSU câbles can be wired either from the bottom or the top of the case.
you can find the Eurorack Power Bus PCB on Tindie.
This is an update of the 606 Bass Drum clone: version 1.2
Continue reading 606BD 1.2 – TR-606 Bass Drum clone
The Eurorack SMPS is the most powerful power supply I designed.
Continue reading Eurorack Switched Mode Power Supply (SMPS)
The Octave Switcher is a modular adaptation of the circuit “
Five Octave Switch and One Octave Adjust Pot” designed by Ray Wilson.
Continue reading Octave Switcher prototype