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> Could you explain what "AC components" refers to? All but the first component of the Fourier transform. (The first component is the average of the data.) The

by sampo 7y ago

> Could you explain what "AC components" refers to? All but the first component of the Fourier transform. (The first component is the average of the data.) The term comes from electrical engineering, but Fourier transform has lots of applications also outside of electrical engineering.