Measuring signals and functional devices for their processing: at 3 h. H. 3: Functional measuring devices by Viktor Basov is the final part of an extensive work devoted to one of the key topics in the field of measuring equipment and automation. This work will be of interest to both professionals and students who seek a deeper understanding of the principles of processing measuring signals and functional devices used in modern systems. In the third part of the book, the author focuses on functional devices that play a critical role in the processing of measuring signals. Basov shares his knowledge of various methods and approaches that allow you to convert, filter and analyze data obtained from sensors and other measuring devices. The reader will be able to learn about how to correctly select and configure signal processing devices, as well as how they can be integrated into more complex automation systems. The book will be especially useful for those working in areas such as electronics, automation, information technology and engineering. Students of technical universities, graduate students and young professionals will find in it valuable information that will help them in their studies and professional activities. It will also be of interest to practicing engineers who want to update their knowledge and get acquainted with modern trends in signal processing. The topics raised in the book cover a wide range of issues, including signal processing theory, filtering methods, data analysis algorithms, and more. Basov not only explains the theoretical aspects, but also offers practical examples, which makes the material accessible and understandable. The book stands out for its structure and logical approach, which allows the reader to easily navigate complex concepts. The author's style is distinguished by clarity and accuracy of presentation, which allows even complex technical details to be perceived with ease. Viktor Basov is a well-known specialist in the field of measuring equipment, and his previous works, such as “Measurement signals and their processing” and “Basics of measurement automation”, have already won recognition among professionals. In this book, he continues to develop his ideas, offering new perspectives on known problems. Reading this book will not only enrich knowledge in the field of measuring signal processing, but will also help the reader to better understand how this knowledge can be applied in practice. Exploring functional devices, Basov opens up a world where every detail matters, and the right choice of equipment and processing methods can significantly affect the final result. If you are looking for literature that combines theory and practice, and want to deepen your knowledge in the field of measuring technology, then “Measurement signals and functional devices for their processing” will be an excellent choice. This book is not just a tutorial, but a real find for those who seek professional growth and want to be aware of modern technologies and methods in their field.