Transistor circuits 38 Semiconductors 8 Field-effect transistors 4 Design and construction 3 Electronic circuit design 3 Mathematical models 3 Transistors 2 Binary system (Mathematics) 1 Bipolar transistors 1 Circuits 1 Computers 1 Data processing 1 Electronic digital computers 1 Gallium arsenide semiconductors 1 Germanium 1 Integrated circuits 1 Metal oxide semiconductor field-effect transistors 1 Metal oxide semiconductors 1 Microwave integrated circuits 1 Pulse circuits 1 Silicon 1 Switching theory 1 Thyristors 1 Unijunction transistors 1 Vacuum-tube circuits 1