Can someone help me whit a project? any help is welcome .

Matlab.

I need to make a sinusoidal signal from stairs signal. like this

 -3..0..3

I need to apply a low pass filters that generate a clear signal . any idea ?

I have some ecuation if someone can help me ,whrite me and i will give more details.

[Matthew]

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[Cris Andree]

Matthew i need to make this project tomorrow Can you help me i will give all my documentation ?

[Jan]

Hi Chris, what have you tried so far? Which problems occur?

[Cris Andree]

i started whit a staris(x) I calculated the armonics whit this abs(2*fft(x)/256) then i dont know how to continue

[Cris Andree]

Jan Simon can you help me whit this project i will give you my documentation.