Recently I came across a simple infographic from Power Jack Motion that did a nice job of visualizing the difference between alternating current (ac) and direct current (dc) motors. This article will ...

It’s easy to take feedback devices for granted. However, the impact this seemingly minor component can have on a system’s ...

Disturbance rejection, like command tracking, is usually expressed graphically. The graphs, called disturbance rejection plots, show the effect of PIV gains on disturbance torque applied to the shaft ...

Sponsored by Encoder Products Company, Harmonic Drive LLC, maxon, Performance Motion Devices Encoders convert motion to an electrical signal that can be read by some type of control device in a motion ...