The book "Design of power supply sources of electronic equipment: training manual, 4th edition . , overdraft. , dop. by B. A. Shakhnova is a real treasure for everyone who is interested in electronics and the design of electrical systems. This edition, updated and supplemented, is not just a textbook, but a whole guide to the world of power supplies, which will be useful for both students and practicing engineers. In his book, Shahnov deeply analyzes the principles of power source design, highlighting both theoretical aspects and practical recommendations. The reader will be able to learn about the different types of power sources, their characteristics and application in electronic equipment. Each section of the book is imbued with clarity and accessibility, which makes it easy to assimilate even the most complex concepts. The author pays special attention to modern trends in the field of electronics, such as the use of new technologies and components, which makes the book relevant and useful for specialists in this field. Who will be interested in this book? First of all, it will become an indispensable tool for students of technical universities studying in specialties related to electronics and electrical engineering . But not only them: practice engineers working in the field of development and design of electronic devices will also find in it a lot of useful information. The book will be useful to both beginners and experienced professionals seeking to expand their knowledge and skills in the design of power supplies. The topics raised in the book cover a wide range of issues, including the basics of electrical engineering, circuitry, and modern design techniques. Shakhnov emphasizes the importance of reliability and efficiency of power sources, which is a key aspect in the development of any electronic equipment. It also addresses issues of ecology and energy conservation, making the book particularly relevant in light of the contemporary challenges facing humanity. The author's style is distinguished by clarity and consistency, which makes reading easy and fascinating. Shakhnov, being an experienced teacher and practitioner, masterfully combines theory with practical examples, which allows readers not only to understand, but also to apply the knowledge gained in practice. His previous works, such as Electronic Power Sources and Electronic Device Design Basics, have also received recognition and high marks, which confirms his status as an expert in the field. The book "Design of power sources of electronic equipment" is not just a textbook, but a whole world of knowledge that opens up to the reader. It will become a reliable assistant in training and work, as well as a source of inspiration for those who seek to create innovative solutions in the field of electronics. If you are looking for quality literature on power source design, this book is your perfect choice. Do not miss the opportunity to immerse yourself in the fascinating world of electronics and expand your horizons with B. A. Shakhnov!