# FFT : spectral transformation basic example

**URL:** <https://forum.juce.com/t/fft-spectral-transformation-basic-example/16602>\
**Category:** Audio Plugins\
**Created:** [February 8, 2016, 10:50am UTC](https://forum.juce.com/t/fft-spectral-transformation-basic-example/16602 "2016-02-08T10:50:28Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![baptisteb](https://sea2.discourse-cdn.com/flex026/user_avatar/forum.juce.com/baptisteb/32/33_2.png) [@baptisteb](https://forum.juce.com/u/baptisteb)\
**Post date:** [February 8, 2016, 10:50am UTC](https://forum.juce.com/t/fft-spectral-transformation-basic-example/16602/1 "2016-02-08T10:50:28Z")

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Hi,

I got a difficulties using the FFT plugin to manipulate the audio on the spectral domain.

Could someone provide a simple example of a&nbsp;FFT transformation of a signal, then revert the transformation to the time domain, using the FFT plugin?

Thank you,

Baptiste