How to change time domain signal to frequency domain?

I have time domain signal but i need frequency domain signal. How to create block diagrams to change time domain signal to frequency domain signal?

Answer 1

[Cris LaPierre]

Sounds like you need to take the FFT of your time signal. You can do that using the FFT block.

Here is an example you may find helpful: https://www.mathworks.com/help/dsp/ug/transform-time-domain-data-into-the-frequency-domain-using-the-fft-block.html