extract a desired harmonic

  • 1Inverter (electrical) — An inverter is an electrical device that converts direct current (DC) to alternating current (AC)[1]; the converted AC can be at any required voltage and frequency with the use of appropriate transformers, switching, and control circuits. Solid… …

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  • 2spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …

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  • 3Maurice Ravel — This article is about the late 19th , early 20th century composer. For other uses, see Ravel (disambiguation). Maurice Ravel Maurice Ravel in 1912 Born Joseph Maurice Ravel March 7, 1875 …

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  • 4Isaac Newton — Sir Isaac Newton …

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  • 5Random permutation statistics — The statistics of random permutations, such as the cycle structure of a random permutation are of fundamental importance in the analysis of algorithms, especially of sorting algorithms, which operate on random permutations. Suppose, for example,… …

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  • 6Reassignment method — The method of reassignment is a technique forsharpening a time frequency representation by mappingthe data to time frequency coordinates that are nearer tothe true region of support of theanalyzed signal. The method has been… …

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  • 7Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …

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  • 8History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …

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  • 9Distortion (music) — Fuzzbox redirects here. For other uses, see Fuzzbox (disambiguation). Distortion (music) Boss distortion pedal Notes A well used Turbo Distortion guitar effect pedal made by Boss Distortion effects create warm , dirty and fuzzy sounds by… …

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  • 10Polymer field theory — A polymer field theory within the framework of statistical mechanics is a statistical field theory, describing the statistical behavior of a neutral or charged polymer system within the field theoretic approach.It can be derived by transforming… …

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