Basic Electronics: Diodes and Transistors Bk. C

Part 1 Diodes: what diodes do and what do they look like; simple experiments with diodes; the voltage-current relationship for a diode; using diodes for rectification; half-wave rectification; full-wave rectification; a simple radio receiver; the Zener diode; practical power supplies; the voltage-doubler circuit; the light-emitting diode and photodiode; resistivity and conductivity; materials for making semiconductors; modifying the conductivity of germanium and silicon; current flow through a semiconductor; the p-n junction. Part 2 Transistors: introduction; the transistor as a switch; the current gain of bipolar transistors; the Darlington-pair transistor; practical transistor switching circuits; the internal construction of bipolar transistors; why a transistor amplifies; bipolar transistor characteristics; the load-line for a bipolar transistor; negative and positive feedback; field-effect transistors; further uses for transistors; project modules. Questions and answers.