1 The Transistor Switch as a Decision-Maker 2 Transistor Switches in Memory and Counting Applications 3 Programmable Logic Controllers 4 SCRs 5 UJTs 6 Triacs and Other Thyristors 7 An Industrial Automatic Welding System With Digital Control 8 Op Amps 9 Feedback Systems and Servomechanisms 10 Input Transducers-Measuring Devices 11 Final Correcting Devices and Amplifiers 12 Wound-Rotor Dc Motros 13 Nontraditional Dc Motros 14 Ac Motors 15 Nine Examples of Closed-Loop Industrial Systems 16 Motor Speed-Control Systems 17 Telemetry 18 Closed-Loop Control With an On-Line Microcomputer 19 Industrial Robots 20 Safety Appendix A:Universal Time-Constant Curves Glossary Index