About the book: 2000 / For amateur designers of electronic equipment engaged in independent technical creativity, practical diagrams are given with a detailed description of various radio devices intended for household use. All devices are assembled on a modern domestic element base and are accessible for manufacturing even to those who do not have deep knowledge in radio electronics. Beginning radio amateurs should first familiarize themselves with Section 7, which provides useful experience and knowledge necessary for performing radio engineering work. For ease of assembly of the described circuits , at the end of the brochure there is reference data on the parts used.