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Effect of a powerful low-frequency signal on an anisotropic medium over hydrocarbonThe article analyses the interaction of a powerful low-frequency signal with an anisotropic medium

Some characteristics of low-amplitude cardiac signals are reported. It is found that the structure of the frequency characteristics of low-amplitude signals has

Two models of the sound-signal frequency dependence on the animal body size as exemplified by the ground squirrels of Eurasia (mammalia, rodentia)Dependence of the sound-signal frequency on the animal body length was studied in 14 ground

LINE-OF-SIGHT BLOCKING MODELS IN THE MILLIMETER AND TERAHERTZ BANDS BETWEEN AIRCRAFT AND A GROUND BASE STATION: THEORETICAL RESEARCH efficient systems for transmitting and receiving signals in the terahertz frequency range. In addition

Vocalization with the mouth closed as a mechanism of generation of the low-frequency sound signal in great gerbil (mammalia, Rodentia)Vocalization with the mouth closed as a mechanism of generation of the low-frequency sound signal

Аппаратная реализация системы передачи электромагнитных сигналов через горную породу in the frequency range of 0.3–30 kHz. The methods of modulation and coding of information in the channel

Model parameters of a horizontal seismometer with an optical diffraction vibration sensor movement. Thus, the sensitivity of the seismometer model does not decrease in the range of low frequency

Some characteristics of low-amplitude cardiac signals are reported. It is found that the structure of the frequency characteristics of low-amplitude signals has

EFFICIENCY OF DIRECT PIEZO DISCHARGE GENERATION DEPENDING ON THE WAVEFORM AND FREQUENCY OF THE INPUT SIGNAL FROM THE DEVELOPED GENERATOR connected loop magnetic antenna, depending on the shape and frequency of the signal supplied

Проектирование системы синтеза частот с низким уровнем дискретных побочных спектральных составляющих of the appearance of spurious signals in frequency synthesis systems with phase-locked loop and in direct digital

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