Joseph J. Carr was a leading electronics author who has written scores of well-reviewed books and technical articles. An electrical engineer and experienced electronics bench technician with CET and CCE certifications, Carr is a former winner of ISCET's Technician of the Year award. Also a columnist for several prestigious publications, including Nuts & Volts, Carr's other best-selling books include DC Power Supplies: A Technician's Guide; Practical Antenna Handbook, Second Edition; Mastering IC Electronics; and Old Time Radios!