Block diagrams can ... When planning how a circuit will function, these headings are then used to plan what the input, process and output could be. Producing a schematic drawing on a computer ...

While we wouldn’t want to document a computer motherboard with ASCII schematics, it’s great for a quick-and-dirty circuit diagrams. Not exactly schematics, but [Duckman] has some Arduino ...

Skyhawkson] got ahold of an Apollo-era printed circuit board which he believes was used in a NASA test stand. He took high ...