MIDIbox

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====== Switch ====== {{ ::neonking:switches.jpg?direct |}} ===== Introduction ===== A switch is a small lever or button. It's an electrical device having at least **two states**, ON (the closed state) or OFF (the open state). Ideally, a switch device has zero impedance when closed and infinite impedance when open. The switches on the back of printers and on expansion boards are called DIP switches. A switch that has just two positions is called a toggle switch.A "click switch" is called SPST switch. ===== Some Refs ===== there is thousands of switches, but here are some simple ref you could start experiment with //FIXME Add refs //