Both of our open-loop control system examples above could easily be converted to closed-loop systems. A more advanced light switch might take input from a photo cell, ...

If you don’t think control systems are everywhere, consider an example we use when talking to school kids: a toilet. A very simple and very common closed loop control system. Even [Bill Gates ...

Over 150 years ago, one of the first attempts to thoroughly describe control loops using feedback took place in James Clark Maxwell’s article, On Governors. 1. In control strategies, an open-loop ...