Rastladığım bir proje.
İhtiyaç duyan olursa KICAD te hazırlanmış dökümanlarıyla..
(https://cdn.tindiemedia.com/images/resize/NlhG2XqxDcyP_rWkHMrhIPh962I=/p/full-fit-in/1200x800/i/756511/products/2018-07-02T14%3A44%3A45.207Z-IMG_2696.JPG?1606306133)
https://hackaday.io/project/57488-inexpensive-function-generator (https://hackaday.io/project/57488-inexpensive-function-generator)