WIDE-BAND CONVERTER OF ROOT-MEAN-SQUARE VALUE OF VARIABLE VOLTAGE TO DIRECT VOLTAGE

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to u044du043bu0435u043au0442u0440u043eu0438u0437u043cu0435u0440u0438u0442u0435u043bu044cu043du043eu0439 technology and can be used to convert ac u0432u044bu0441u043eu043au043eu0442u043eu0447u043du043eu043c u0441u0440u0435u0434u043du0435u043au0432u0430u0434u0440u0430u0442u0438u0447u0435u0441u043au0438u0445 values e.g. u00a0u0436u0435u043du0438u00a0 in equivalent u043fu043eu0441u0442u043eu00a0u043du043du043eu0435 u043du0430u043fu0440u00a0u0436u0435u043du0438u0435. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - improving the accuracy of measurements, the range of input u043du0430u043fu0440u00a0u0436u0435u043du0438u0439 and expansion of frequency range in the direction of low frequency.the conversion of an input signal u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u0435u0442u0441u00a0 through resistors 2, 4 field transistors 1,3,8,9, u0440u0430u0431u043eu0447u0430u00a0 point which u043eu043fu0440u0435u0434u0435u043bu00a0u0435u0442u0441u00a0 block generators u043fu043eu0441u0442u043eu00a0 x current. transformative signal u043eu0431u0440u0430u0431u0430u0442u044bu0432u0430u0435u0442u0441u00a0 integrator 6 and after the u0441u0443u043cu043cu0438u0440u043eu0432u0430u043du0438u00a0 signal source 12, a reference u043du0430u043fu0440u00a0u0436u0435u043du0438u00a0 arrives at the integrator 13.u0432u0437u0430u0438u043cu043eu043eu0431u0440u0430u0442u043du044bu0435 u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u043du0438u00a0 signal u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442u0441u00a0 also by u043cu043eu0434u0443u043bu00a0u0442u043eu0440u0430 15, u0443u043fu0440u0430u0432u043bu00a0u0435u043cu043eu0433u043e generator 16, u043eu0433u0440u0430u043du0438u0447u0438u0442u0435u043bu00a0 u043fu043eu043bu00a0u0440u043du043eu0441u0442u0438 14, 17 to 19 u043du0430u043fu0440u00a0u0436u0435 dividers u043du0438u00a0. the capacitors 7 and 11 are very small and u043fu043eu0434u0431u0438u0440u0430u044eu0442u0441u00a0 u0434u043bu00a0 u043eu0431u0435u0441u043fu0435u0447u0435u043du0438u00a0 a wide range of frequencies. 1 il.