NEW BERLIN, WIS.— A new book introduces engineering concepts of motors and drives in a way that can be easily understood by technicians who may not be accustomed to complex theory and mathematics.

Motors & Drives: A Practical Technology Guide explains the principles of DC and variable frequency AC drive technology. It provides an overview of drive components and types of drives, with special emphasis given to common motion control applications for each.

The book is published by the Instrumentation, Systems, and Automation Society and may be ordered by calling (919) 549-8411 or at www.amazon.com.