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Paper considers frequency synthesis methods, synthesizer’s main parameters and modern ways of increasing frequency synthesizer’s quality.

In the article it is constructed a variation model of the prognosis of combined aircrafts system development which is able to give the greatest effect at peaceful time as well as during emergency period.

Paper represents digital processing optimization in passive inverse synthetic aperture radar. Processing algorithms analyzed and compared for CPU and GPU processing.

Space surveillance passive radar proposed. Principle of space objects parameter estimation presented. Potential detection range calculated for ground space control radars. Advantages of the proposed space-based passive radar are analyzed.

This article describes the processes causing erosion of cathode of eddy-current fire detector in the field of the negative corona discharge. Photomicrographs of cathodes exposed to erosion are included. Factors affecting the erosion process are established.

The article is dedicated to free oscillations of umbrella-type antenna having a big diameter. The influence of the spokes material and knotted fabric on frequency and waveform is dealt with.

The system of digital processing of coherent signals against passive hindrances, consisting of recursive band rejecter filter of flexible structure and coherently-weighting receiver with switched delayed feedback has been investigated. The optimization of the weighting ...

The article describes the results related to development of microwave transistors, which are to be used in electronic components for satellite systems. The advantages of facilitation of nitride and gallium technologies in receiving and transmitting modules of the radar ...