DEVICE FOR DETERMINING AMPLITUDE-FREQUENCY CHARACTERISTICS AND PHASEFREQUENCY CHARACTERISTICS OF FOUR-TERMINAL NETWORK WITH FREQUENCY TRANSLATION CAPABILITY

摘要

the invention can be used to check and configure various radio electronic devices with the transformation frequency. the purpose of u0438u0437u043eu04318 u0440u0435u0442u0435u043du0438u00a0 extension functionality is u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 by u043eu0431u0435u0441u043fu0435u0447u0435u043du0438u00a0 u0438u0437u043cu0435u0440u0435u043du0438u00a0 complex coefficients u043eu0442u0440u0430u0436u0435u043du0438u00a0 u0447u0435u0442u044bu0440u0435u0445u043fu043eu043bu044eu0441u043du0438u043au043eu0432 the transformation frequency.u0434u043bu00a0 this device containing the generators 1, 2 u043au0430u0447u0430u044eu0449u0435u0439u0441u00a0 frequency, block 3 u0443u043fu0440u0430u0432u043bu0435u043du0438u00a0, mixers 7, 11 phase u0430u0432u0442u043eu043fu043eu0434u0441u0442u0440u043eu0439u043au0438 frequencies, phase detectors 12, 16, the u0441u0442u0440u0430u0438u0432u0430u0435u043cu044bu0439 intermediate frequency generator 17 who have distributed their $4, 21 signal, switches 6, 8, 9, 15, 20, 22, an amplifier 10, the attenuator 5, the researched u0447u0435u0442u044bu0440u0435u0445u043fu043eu043bu044eu0441u043du0438u043a 14 with u043fu0440u0435u043eu0431u0440u0430u0437 u043eu0432u0430u043du0438u0435u043c frequency, the mixer 3.mixers 23, 24 of the intermediate frequency u0438u0437u043cu0435u043eu044d 4u044c yu gao yu