Dennis Roddy Dennis Roddy is Professor Emeritus of Electrical Engineering at Lakehead University in Thunder Bay, Ontario, Canada and has more than 40 years of experience in both industrial and technical education. He is also the author of Radio and Line Transission, Volumes 1 and 2, Introduction to Microelectronics, and Microwave Technology; and coauthor (with J.Coolen) of Electronic Communications; and Electronics. Read More Read Less