Jim Ledin, P.E., is an electrical engineer providing simulation-related consulting services. Over the past 18 years, he has worked on all phases of non-real-time and hardware-in-the-loop (HIL) simulation in support of the testing and evaluation of air-to-air and surface-to-air missile systems at the Naval Air Warfare Center in Point Mugu, Calif. He also served as the principal simulation developer for three HIL simulation laboratories for the NAWC. Jim has presented at ADI User Society international meetings and the Embedded Systems Conference, and has written for Embedded Systems Programming magazine and Dr. Dobb's Journal. He can be reached at jim@ledin.

com or through the Ledin Engineering Web site at www.ledin.com.