use: in radio engineering in systems u0441u0432u00a0u0437u0438, u0438u0437u043cu0435u0440u0438u0442u0435u043bu044cu043du0430u00a0 technique. the essence of the u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0: u043au0432u0430u0434u0440u0430u0442u0443u0440u043du044bu0439 rc - the u0440u0430u0442u043eu0440 harmonic oscillations includes a first operational amplifier 1, a resistor 2, a capacitor 5, u0432u0442u043eu0440u043e second and third operational amplifiers 6, 7, a third resistor 9, a positive feedback u0441u0432u00a0u0437u0438 10, u043fu00a0u0442u044bu0439, sixth, seventh resistors 11 to 13.increasing the temperature stability of the amplitude fluctuations in the output due to the simplification u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 u0432u0437u0430u0438u043cu043eu0434u0435u0439u0441u0442u0432u0438u00a0 many closed loops, u043eu0431u0440u0430u0437u0443u044eu0449u0438u0445u0441u00a0 in u043au0432u0430u0434u0440u0430u0442u0443u0440u043du043eu043c rc generator harmonic oscillations of the u043du0430u043bu0438u0447u0438u00a0 backward u0441u0432u00a0u0437u0435u0439. 1 il.
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