Diane Phung, Thomas Hentges, and Phillip Porter hunt for a transmitter hidden on the beach in Point Mugu, California, using a homemade Yagi antenna as a sort of graduation exercise for a two-day “Fox Hunt” class  hosted June 11-12 by Naval Air Warfare Center Weapons Division in Point Mugu, California. The class helped participants gain a better understanding of antenna and signal behavior. (U.S. Navy photo by Kimberly Brown)