Block diagrams can be written, usually in boxes, with the headings input, process, and output. When planning how a circuit will function, these headings are then used to plan what the input, process ...

Freehand sketching is the quickest way to capture initial design ideas on paper before they are forgotten, often done without rulers or templates. Annotation can be added to sketches to show key parts ...

This is the PlayStation Move, Sony’s motion controller for the PlayStation 3. This is what’s inside, according to a schematic drawing from a patent filed by Sony Computer Entertainment America. The ...