- amplitude ratio
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1) отношение амплитуд2) амплитудный коэффициент
Англо-русский словарь технических терминов. 2005.
amplitude ratio
Смотреть что такое "amplitude ratio" в других словарях:
amplitude ratio — the ratio of a forced vibration amplitude to the static amplitude … Mechanics glossary
ratio — amplitude ratio damping ratio density ratio Poisson s ratio … Mechanics glossary
Amplitude-shift keying — (ASK) is a form of modulation that represents digital data as variations in the amplitude of a carrier wave.The amplitude of an analog carrier signal varies in accordance with the bit stream (modulating signal), keeping frequency and phase… … Wikipedia
Amplitude-Comparison Monopulse — Amplitude monopulse direction finding refers to a common technique employed in radar systems to improve the accuracy with which the direction of arrival of a pulse can be estimated. Approach Two overlapping antenna beams are formed, which are… … Wikipedia
amplitude rate — the ratio of a forced vibration amplitude to the static amplitude … Mechanics glossary
Signal-to-noise ratio — For signal to noise ratio in statistics, see Cohen s d. Signal to noise ratio (often abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. It is defined… … Wikipedia
Standing wave ratio — In telecommunications, standing wave ratio (SWR) is the ratio of the amplitude of a partial standing wave at an antinode (maximum) to the amplitude at an adjacent node (minimum), in an electrical transmission line. The SWR is usually defined as a … Wikipedia
Damping ratio — Classical mechanics Newton s Second Law History of classical mechanics … Wikipedia
Optical modulation amplitude — In telecommunications, optical modulation amplitude (OMA) is the difference between two optical power levels, of a digital signal generated by an optical source, e.g., a laser diode. It is given by where P1 is the optical power level generated… … Wikipedia
signal-to-noise ratio — The ratio, at a selected point in the circuit, of signal power to noise power. It measures the comprehensibility of a data source or transmission link, usually expressed as the root mean square signal amplitude divided by the root mean square… … Aviation dictionary
Modulation error ratio — The modulation error ratio or MER is a measure used to quantify the performance of a digital radio transmitter or receiver in a communications system using digital modulation (such as QAM). A signal sent by an ideal transmitter or received by a… … Wikipedia
