About the book: 2022 / The article is devoted to the features of the development of preselectors for digital radio receivers. It can be useful both to students studying radio engineering and to specialists involved in the design of such devices. Published: Proceedings of the 13th Russian Scientific and Technical Conference Kaluga 2014. Pp. 283. KNIITMU - Kaluga Research Institute of Telemechanical Devices. The article is devoted to the peculiarities of the development of preselectors.