Theory and application of digital signal processing: laboratory workshop for students of specialty 40 02 02 “Electronic calculations” by A. A. Petrovsky is an indispensable resource for students and professionals seeking to deepen their knowledge in the field of digital signal processing (DCS) In this practical manual, the author not only shares the theoretical foundations, but also offers the reader a lot of laboratory tasks that allow you to consolidate the knowledge gained in practice. Digital signal processing is an area that today is one of the most relevant and popular within engineering and technical specialties. Petrovsky’s book examines key aspects of this discipline, ranging from the foundations of theory to modern methods of signal processing. The reader will be able to learn about various algorithms used for signal analysis and processing, as well as about the principles of working with digital filters, spectral analysis and many other important topics. Who can like this edition? First of all, it is addressed to technical students studying electronics, information technology and related disciplines . However, the book will be of interest not only to students, but also to practicing engineers who want to update their knowledge or master new methods in the field of COS .. It can also be useful for teachers who want to supplement their courses with relevant practical tasks . One of the main topics raised in the book is the importance of practical application of the theory. Petrovsky emphasizes that without practical skills it is impossible to achieve a deep understanding of digital signal processing. Laboratory workshops presented in the book allow students not only to study theoretical aspects, but also to apply them in real conditions, which significantly increases the level of assimilation of material .. This makes the book especially valuable for those who seek practical application of knowledge in their future professional activities. The author's style is distinguished by clarity and accessibility, which makes it easy to perceive even the most complex concepts. Petrovsky uses many examples and illustrations, which makes the material more clear and understandable. His approach to learning is based on the principle of "simple to complex", which allows the reader to gradually immerse himself in the topic, without feeling overwhelmed with information. In addition to "Theory and Applications of Digital Signal Processing", A. A. Petrovsky is the author of other well-known works on electronics and computing. His books are often recommended as teaching aids in universities, indicating a high level of trust in his methods and approaches. This book will be an excellent assistant for anyone who wants to understand the intricacies of digital signal processing and learn how to apply the theory in practice. If you are looking for a tutorial that combines theoretical knowledge and practical skills, then “The Theory and Application of Digital Signal Processing” is exactly what you need. Do not miss the opportunity to deepen your knowledge and become a real specialist in this dynamically developing field!