The Reaper Deivce has roots on the 3-knob Tone Bender, with the Darlington pair of germanium transistors simplified into a single high gain silicon transistor. On this design the tone control has also been modified into a BMP tone stack.
This kit contains the PCB and all necessary parts. The enclosure can be selected, please select 3 knobs for 6,3mm shaft separately.
Here is the bill of material: bill of material
This project is by PCB Guitar Mania, in collaboration with Musikding. If you have any problems with the contents of the kit, please contact Das Musikding (Klaus). For technical problems please contact PCB Guitar Mania: PCB Guitar Mania support.
Here is the direct link to the manual with layout and schematic: