I uploaded my project report (written by VC) for the module of signal processing when studied in Univ., The functions on FIR IIR and Fourier Transform etc. have been implemented in it. Hope it is benefit for you.

Packet : 721123rainsoft_200372295849.rar filelist
Process
Process\AboutFrm.dfm
Process\AboutFrm.pas
Process\FaceForm.dfm
Process\FaceForm.pas
Process\MainForm.dfm
Process\MainForm.pas
Process\Processing.dpr
Process\Processing.res
Process\Readme.txt

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