Textbook in PDF format Issues of the structure and properties of materials used in electrical and electronic equipment are outlined. Electrophysical effects and phenomena in conductors, dielectrics, semiconductors, and magnetic materials are considered. Considerable attention is paid to kinetic effects in semiconductors, properties of basic semiconductor materials, metals, and nanomaterials. Examples of practical application of the considered materials are given. For students of technical universities specializing in electrical engineering, electronic engineering, automation and radio engineering