Learn how to design your own PCB Business Card using Autodesk Eagle and get it manufactured in a PCB Industry. Learn Gerber file creation.
An Arduino Drawing Machine / CNC Plotter / Drawbot that uses GRBL-servo firmware for G-code interpretation and CoreXY motion control.
How to make a Face Recognition based Door Lock using Raspberry Pi and OpenCV. This uses Principal component analysis (PCA) and Eigenfaces.