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Подобные документы
A broadband coherent orthomode converter based on a coaxial four-ribbed waveguide for a frequency band of 3.4-5.4 GHz was developed. Each element of the design was separately optimized with CST Microwave Studio. Final modeling of characteristics.
??????, добавлен 29.09.2016Current methods of modeling ultrasonic sensors. The most frequently used modelling methods are considered to be: modeling by creating equivalent and electrical circuits of varying complexity, which allow calculating the frequency band of the transducer.
??????, добавлен 11.03.2025Finding a way to build an active eight-band equalizer to adjust the frequency response shape. Characterization of graphic equalizers based on a differential amplifier, signal composition of bandpass filters and an active filter with a feedback circuit.
??????, добавлен 12.05.2024Examinations of the pulses envelopes scattered on several micror-esonator band-stop filters in optical transmission line. The possibilities of pulses time manipulation with various carrier frequencies. Approaches to indistinguishable pulses separation.
??????, добавлен 29.01.2017Dielectric waveguide applications. An electrodynamic problem for band pass filter on the base of coupled dielectric waveguides. Reducing a problem to an integral equation. Development of microwave components on the base of dielectric waveguides.
??????, добавлен 04.11.2018?????? ??????????? ??????-????????? ? ????????? ? ??????????. ????? ?????????? ?????? ? ??????-?????????. ???????? ??????? ???? ?????????: ??????? ?????, ???????? ????????????, ????????? ??????? ? ?????? ??????. Xiaomi ?i Band - ???????? ???? ?????????.
??????, добавлен 19.02.2019The role and significance of attenuation by vegetation in remote sensing. The model of vegetation as a continuous medium. Effective dielectric constant of vegetation. Methods of measurements of attenuation. The directions of future research needs.
??????, добавлен 04.11.2018Physics principles of a new type of microwave input amplifiers. Low noise level, broad band, switchable gain, super high self-protection against microwave overloads, rapid recovery and small DC consumption of a cyclotron wave electrostatic amplifier.
??????, добавлен 04.11.2018The first tunable Resonant Cavity Enhanced Detectors for the mid-infrared spectral range are reported. The advantage in the RCED configuration compared to a passive band-pass filter in front of a conventional broadband photodetector is the reduced noise.
??????, добавлен 28.06.2013The higher frequency bands in satellite telecommunication systems and in astronomy. Design of the Orthomode Transducer. The Optimized Right-Angle Coaxial Junction. Problem of development of multiband feeds for reflector an-tennas in wide frequency ranges.
??????, добавлен 27.07.2016- 11. The frequency-locked loop system of the narrow-band follow-up voltage-controlled oscillator filter
Astatic system of the frequency-locked loop with improved noise immunity. Increasing noise immunity by applying radiopulses convert the spectrum of the input harmonic signal. Implementation radiopulses Converter of the spectrum of the harmonic signal.
??????, добавлен 14.08.2016