2. Properties of the DTFT.
3. Ideal Filters.
4. Practical FIR Filters.
2. Properties of the DFT.
3. Spectrum Analysis of Discrete Periodic Signals.
4. Windows.
5. The Spectrogram.
6. The Fast Fourier Transform (FFT).
4. The Zeros and Poles of H(z) 5. Simple Filters. 6. Properties of Linear Phase Filters.