Designed to be used as an introductory text for students new to the electronics field, the Fourth Edition offiers practical and easy-to-understand coverage of this fast-changing field. Building on students' understanding of basic electronics concepts, Tokheim develops a thorough explanation of TTl and CMOS devices and their applications. Special attention is given to related troubleshooting techniques and equipment. Students are introduced to microprocessor-based systems and microcomputers. As with all the titles in the Basic Skills in Electricity and Electronics Series, Digital Electronics employs numerous class-tested features to aid learning and comprehension. A unique four-color design throughout highlights key elements of illustrations and important concepts and terms. A vertical color bar on each page focuses on key words. Fully work-out illustrative examples help develop students' problem-solving abilities. Frequent, short self-tests (with answers) provide immediate reinforcement and build students' confidence. This new edition features performance objectives and critical thinking questions for every chapter. The Activities Manual offers a wide variety of hands-on applications of the subject, including experiments that emphasize practical aspects of troubleshooting. It also includes pretests and posttests, research projects, and construction projects. The Instructor's Manual is designed to help you present a unified course and to fit digital electronics into the overall electricity/electronics curriculum. It contains answers to all problems in the text and representative data for all lab experiements, as well as a new computerized test generator.