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The built-in sync feature selects four successive points from the signal and passes a third degree curve through them (approximates third-degree polynomials)
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In comparison with strictly software systems, hardware-software systems are the next step in the modeling of electronic processes. Such systems allow students to use their knowledge in situations similar to real life
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The Spectrans software program is designed for spectral-temporal analysis of nonstationary vibrational signals in tasks related to experimental mechanics, radio electronics, measuring equipment, biomechanics, etc.
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Information processing systems usually receive continuous signals, which are converted to a discrete form for more convenient processing. This involves sampling (over time) and quantization (by level)
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Analysis of vibrational modes is an effective experimental method for determining the dynamic characteristics of structures based on the results of measurements and analysis of forced mechanical vibrations. A ZETLab program is used for modal analysis
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One of the main factors that reduce low-frequency signal measurement accuracy is the effect of electromagnetic interference of natural and artificial origin on the measuring channels of the measuring equipment. In laboratory, industrial and field conditions, the main obstacle is 50 Hz network interference. ZETLab has a program called Filtr50, which eliminates this interference
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In carrying out various kinds of tests, measurements, diagnostics and speech recognition in difficult conditions of surrounding noise, reliable estimation of signal parameters - for example, the frequency level or the coefficient of correlation with another signal - becomes problematic. If the signal and noise are separated in the frequency domain, the most common method is signal filtering
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