The aim to write this book is to acquaint undergraduate students, bachelors, masters, postgraduates and teachers with the program and aspects of teaching theoretical electrical engineering in Russia. The material of the textbook is carefully selected in which there is basic knowledge necessary for undergraduate students, bachelors, masters and postgraduates at this modern stage of developing technique and technology. The topics, representing the fundamental base of professional education on electrical engineering, are considered in this book. The theory of linear electrical circuits in the steady regimes and transients is considered in it. The common problems of synthesis of linear electrical circuits are considered in this textbook.