Encoders are a vital component in many applications that require motion control and feedback information. Whether a system’s requirement is speed, direction, or distance, an encoder produces control ...

An incremental rotary encoder converts angular motion or the position of a shaft to either analog or digital code. Incremental encoders are often used in feedback systems. These encoders translate ...

The A2K Absolute Optical Encoder from US Digital can be assembled onto existing shaft and bearing assemblies. The encoder reports the shaft angle within a single 360° rotation of a shaft. Last year, ...

A hands-on look at the programmable human interface device. OnlineComponents.com has sponsored this post. The Grayhill Touch Encoder. (Image courtesy of Grayhill.) If you wanted to copy these words, ...

It’s easy to treat optical encoders as “black boxes” that need minimal consideration before they are installed to translate rotary motion into position or velocity feedback signals for a motion ...

Rotary encoders sense changes in the position of a rotating shaft, then generate signals that send speed, direction, and position information to a receiving device such as a counter, drive, or ...

Every encoder-based motion-control axis, such as a servo motor or step motor, must know where it is to be accurate. If it doesn’t, it will never reach its target position. But the encoder must first ...

Because encoders limit the number of controls required to increase functionality, they reduce the real estate needed in a given piece of equipment and, in turn, can reduce the point of focus or ...

The most obvious engineering goal of an encoder is to get the best picture and audio quality per bit used. The other significant objective is to keep down the total cost of ownership. Factors that can ...