The book "Радиотехника Пособие для командного и начальствующего состава частей связи и курсантов военных училищ связи РККА" is a comprehensive guide for military communication officers and students of military communication schools on the use of radio communication equipment during World War II. The book provides an in-depth overview of the principles and practices of radio communication, including the theory and operation of various types of radios, transmitters, receivers, and antennas. It also covers topics such as signal propagation, interference, and noise reduction, as well as the basics of radio frequency (RF) engineering. The book is divided into several chapters, each focusing on a specific aspect of radio communication technology. Chapter one provides an introduction to the fundamentals of radio communication, including the history of its development and the importance of understanding the principles of RF engineering. Chapter two delves into the physics of electromagnetic waves and their application in radio communication systems.

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