The Principles of Telecommunication Systems, edited by A. In. Karmanova and other authors is an important and relevant publication that immerses the reader in the world of modern communication technologies. With the rapid development of information technology and the growing need for high-quality communication, this book is becoming an indispensable tool for both students of telecommunications and practitioners in this field. The main purpose of the book is to give the reader a clear understanding of the principles of design and operation of telecommunication systems. The authors, possessing rich experience and deep knowledge, share their experience and research, which allows to create a holistic picture of how modern communication systems are built. The book covers a wide range of topics, from the foundations of communication theory to the complex aspects of network infrastructure design. The reader will learn about various types of telecommunication systems, their architecture, as well as modern methods and technologies used in this field. Who can like this edition? First of all, the book will be useful for technical students studying telecommunications, information technology and related disciplines . It will be an excellent addition to the teaching materials and will help to better understand the theoretical foundations as well as practical aspects of communication systems design. In addition, the book will be of interest to professionals working in the field of telecommunications, engineers and designers who seek to update their knowledge and get acquainted with the latest trends in this rapidly changing field. The topics raised in the book cover not only technical aspects, but also issues related to project management, the economics of telecommunications systems and their integration into existing infrastructures. The authors emphasize the importance of an integrated approach to design, which includes not only technical characteristics, but also economic feasibility, as well as compliance with modern standards and requirements. The style of presentation of the authors is clear and accessible, which allows the reader to easily assimilate complex concepts. The book is filled with examples from practice, which makes the material more visual and understandable . In addition, it presents current data and research, which emphasizes its scientific value. If you are looking for literature that will help you understand the intricacies of telecommunications systems, this book will become your reliable companion. It will not only expand your knowledge, but also inspire new ideas and projects. Readers interested in works such as Telecommunications Fundamentals or Communication and Data Transfer Systems will also find this book a lot of useful and interesting. As a result, “Principles of telecommunication systems” is not just a textbook, but a real encyclopedia of knowledge that can become the basis for your professional growth and development in the field of telecommunications. Do not miss the opportunity to enrich your knowledge and skills by immersing yourself in the world of modern communication technologies that this book opens before you.