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DEVICE FOR MEASURING FREQUENCY-RESPONCE CHARACTERISTICS OF GROUP DELAY TIME OF QUADRIPOLES
DEVICE FOR MEASURING FREQUENCY-RESPONCE CHARACTERISTICS OF GROUP DELAY TIME OF QUADRIPOLES
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机译:四倍体群延迟时间的频率响应特性测量装置
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the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to measurement technique and can be used u0434u043bu00a0 u0438u0437u043cu0435u0440u0435u043du0438u00a0 frequency class time u0437u0430u043fu0430u0437u0434u044bu0432u0430u043du0438u00a0 (u0433u0432u0437) u0440u0430u0434u0438u043eu0443u0441u0442u0440u043e u0439u0441u0442u0432.in order to u043fu043eu0432u044bu0448u0435u043du0438u00a0 accuracy and u0431u044bu0441u0442u0440u043eu0434u0435u0439u0441u0442u0432u0438u00a0 u0438u0437u043cu0435u0440u0435u043du0438u00a0 u0433u0432u0437 at the entrance of u0447u0435u0442u044bu0440u0435u0445u043fu043eu043bu044eu0441u043du0438u043au0430 8 gave a signal asking the generator 1, modulated in u043cu043eu0434u0443u043bu00a0u0442 auray 5 u043fu043eu043bu0438u0433u0430u0440u043cu043eu043du0438u0447u0435u0441u043au0438u043c signal reference and measuring signals (channels 10 and 9) u043fu0440u0435u043eu0431u0440u0430u0437u0443u044eu0442u0441u00a0 on u043fu043eu0441u0442u043eu00a0u043du043du0443u044e intermediate frequency by u0441u043bu0435u0434u00a0u0449u0435u0433u043e generator and 2, 3 and the block synchronization.with the help of amplifiers 13 and 14 spectral u0441u043eu0441u0442u0430u0432u043bu00a0u044eu0449u0438u0435 signal intermediate frequency u0444u0438u043bu044cu0442u0440u0443u044eu0442u0441u00a0 and u043fu043eu0434u0432u0435u0440u0433u0430u044eu0442u0441u00a0 dual track digital processing with the evaluation of their amplitudes and phases with the help of analog to digital converters 15 and 16 blocks 17 and 18 of the provisional processing registers 19 and 20 and connected with them in icu the dark line computer system 22.the microprocessor control with calculator 23, 24 and 25 u0443u043fu0440u0430u0432u043bu0435u043du0438u00a0 block u043eu0442u043eu0431u0440u0430u0436u0435u043du0438u00a0 (display). the microprocessor u043fu0440u0435u043eu0431u0440u0430u0437u043eu0432u0430u043du0438u00a0 calculator 23 operates on discrete fourier transform, the amplitude and phase of each u043eu043fu0440u0435u0434u0435u043bu00a0u00a0 u0434u043bu00a0 spectral u0441u043eu0441u0442u0430u0432u043bu00a0u044eu0449u0435u0439 u0441u0433u043bu0430u0436u0435u043d the intermediate frequency signal of the r periods.in this u0438u0441u043fu043eu043bu044cu0437u0443u0435u0442u0441u00a0 u0434u043bu00a0 sampling to points between the basic harmonic u043cu043eu0434u0443u043bu00a0u0446u0438u043eu043du043du043eu0433u043e u0441u0438u0433u043du0430u043bu0430.8 il. os oj
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