Michael E. Brumbach is the retired (after 28 years of service) associate dean of the Industrial and Engineering Technologies Division at York Technical College in Rock Hill, South Carolina. He holds an associate degree in electronics technology. In addition to this book, Mr. Brumbach has authored ELECTRONIC VARIABLE SPEED DRIVES and has co-authored INDUSTRIAL MAINTENANCE.
Jeffrey A. Clade is the Department Chair for the Industrial Maintenance Department at York Technical College in Rock Hill, South Carolina. He holds an associate degree in Industrial Maintenance Technology. He is also a licensed Master Electrical Contractor in South Carolina. He has co-authored INDUSTRIAL MAINTENANCE.