RF Exposure: What are all those antennas anyway?

Matthew J Butcher, principal of Sublight Engineering, has over 30 years of experience as an electrical engineer with practice areas of radio frequency (RF), electrical, and computer engineering. His RF work includes human exposure assessment; wireless network design; and interference assessment and mitigation. Mr. Butcher earned a Bachelor of Science in Electrical Engineering from the University of Maryland and holds Professional Engineer licenses in multiple states. He is on the board of the Association of Federal Communications Consulting Engineers (AFCCE) and is a staff consultant to the Advisory Panel on Nonionizing Radiation of the National Council on Radiation Protection and Measurements.