The quickest way to learn the hows and whys behind computing, communications, robotics, entertainment devices, and the force that makes them work Great for preparing for licensing exams, previous editions of this guide have been prized by thousands of students and professionals for the book's uniquely thorough coverage, ranging from dc and ac concepts and circuits to semiconductors and integrated circuits. Packed with more than 500 learning-enhanced illustrations, practical examples, and self-quizzes and tests, this matchless reference: * Helps you solve current-voltage-resistance-impedance problems and make power calculations * Teaches simple circuit design and optimization of circuit efficiency

SERVO Magazine is a monthly robotics publication produced by T&L Publications.It has been an active member of the robotics community, sponsoring such events as the FIRST Robotics Competition, the Robonexus robotics convention, and the Tetsujin robotics competition.

51 chronicles what happens after political pressure from the American public forces the Air Force to provide a few well-known reporters with limited access to the most secretive base on the planet: Area 51. When one of the base’s hidden ‘long term visitors’ exploits this unprecedented visit as a chance to liberate himself and his fellow alien captives, Area 51 turns from a secure government base to a horrifying destination of terror.