DSP#1 Introduction to Digital Signal Processing

DSP#2 Frequency domain sampling and reconstruction of discrete time signals

DSP#3 Discrete Fourier Transform (DFT) and Inverse Discrete Fourier Transform (IDFT)

DSP#4 Problems on Discrete Fourier Transform (DFT)

DSP#5 Problem to find DFT, Magnitude and phase spectrum

DSP#6 Problem on Inverse Discrete Fourier Transform (IDFT)

DSP#7 Discrete Fourier transform as linear function ( matrix form)