Industries have different uses and requirements for controls and positioning. Encoders are critical to the production of advanced electronics, one of the fastest growing and advancing industries in ...

Is it really possible to build a rotary encoder out of a flattened tin can and a couple of photodetectors? Sure it’s possible, but what kind of resolution are you going to get from such a contraption?

Optical encoders are nothing new; they can be found in everything from mice to printers. They’re great for allowing DC motors to know their exact position and even current direction. If this is ...