The Calypso CMOS Drive is an overdrive using cascaded CMOS inverters in an amp-like topology, with a result that lands somewhere between Marshall and Orange in tone.
This kit contains the PCB and all necessary parts. The enclosure can be selected, please select 3 knobs, up to 19mm diameter, for 6,3mm shaft separately.
Here is the bill of material: bill of material
This project is by Aion Electronics, in collaboration with Musikding. If you have any problems with the contents of the kit, please contact Das Musikding (Klaus).
Here is the direct link to the manual with layout and schematic: