finding harmonic amplitudes of a sinewave

27 次查看（过去 30 天）
Syed AWM
Syed AWM 2020-10-1
回答： Xavier 2020-10-1
I have a sine wave with frequency of 'wn', how can I get the amplitudes of its harmonics i.e amplitude at '2*wn', '3*wn' ... I tried using 'fft' function in matlab, if fft does that then why the sumation of all harmonics from 'fft' does not equal to the max amplitude of actual signal?

请先登录，再回答此问题。

回答（1 个）

Xavier
Xavier 2020-10-1

类别

在 Help Center 和 File Exchange 中查找有关 Fourier Analysis and Filtering 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by