This article is part of the Ideas for Design Series: Vol. 3, No. 8. In many applications, accurately sensing the position of an electrically controlled mechanical device such as a motor is critical.

Rotary encoders are electromechanical devices used for sensing in myriad applications—on motors paired with drives and automated machinery for everything from consumer electronics, elevators, and ...

Quadrature-output incremental optical shaft encoders are popular in high-performance, bidirectional rotation-sensing applications. Available with resolution options extending beyond 2000 ...

Rotary and linear optical encoders are common in position and motion sensing. Here, a disc or plate containing opaque and transparent segments passes between an LED and detector to interrupt a light ...

In any application using motors for automation, there is a need to ensure accurate control of the motor. To make this possible, the position and speed of the rotor in the motor, which is usually ...

The use of 100% hard-tooled parts and patented light-pipe technology for optical switching enables the Series 62AG optical encoder from Grayhill Inc. to be price-competitive with mechanical encoders ...

Avago Technologies, a leading supplier of analog interface components for communications, industrial and consumer applications, today announced a high-resolution absolute optical encoder for ...

POSITAL’s new 22 mm multiturn kit encoders clear the way to exciting new possibilities for miniature motors and drives. While motion feedback devices for small motors have previously been limited to ...