How Do You Build A DC Generator?
Build a DC generator from scratch. This type of motor creates a current of electricity that travels in one direction (direct current) that is suitable for charging car batteries or running DC current devices. It is the first basic generator created by Edison until Tesla came along with his AC generator (see our AC generator instructions in other articles). Make a cardboard box that is 2 inches square. Embed magnets into the box at opposite sides so that they have opposite polls facing each other. Choose one of the walls between the two walls containing the magnets to remove for access. Remove this wall and the wall opposite from it, leaving the corners in place for support. Make a small box of cardboard big enough to fit into the space between the two magnets with room to spare on either side (1.5 inches square). Stick a pen through this smaller box in the exact center. Wrap copper wire around the box so that it is not concentric to the pen stuck into it. As the wire goes around the bo
