The book is a practical course in the design and construction of electronic devices of varying degrees of complexity using the P-CAD 2002 program. Description of working methods, recommendations and advice on development of element symbols, electric circuits, development of element seats, creation of standard component modules and integral libraries are given. Techniques for designing printed circuit boards are described in detail, techniques for adjusting designs, and features of using utilities and commands are described. There are many specific examples adapted to the domestic element base and taking into account the requirements of the ESKD. The book can also be used as a self-teacher.