FFT in Data Analysis (Fast Fourier Transform)

A quick explainer for Digital Signal Processing by MadgeTech, Inc.. 2 min. Watch on YouTube

Course: Digital Signal Processing (Engineering). Covers: sampling dft fft filters z-transform.

All lectures in Digital Signal Processing

  1. Why Study Digital Signal Processing (DSP)?| Applications,Scope&Importance | Introduction | Lecture 1 · 9 min
  2. What is a SIGNAL? | Understanding Signals Through Real-World Examples | Lecture 2 · 21 min
  3. IS ANALOG SIGNAL PROCESSING DEAD? 🤔 | The Birth of DSP | Why DSP Became Dominant | Lecture 3 · 35 min
  4. How Does Your Voice Become Digital? | ADC, DSP, DAC & Sampling | Lecture 4 · 33 min
  5. How to Convert CT Signal to DT Signal? | Sampling & DT Sinusoids | Lecture 5 · 31 min
  6. CT & DT Sinusoids + Normalized Frequency | Periodicity, Uniqueness & Frequency Range | Lecture 6 · 33 min
  7. Sampling Theorem DERIVED! (Part 1) | No Aliasing Condition | Lecture 7 · 28 min
  8. Sampling Theorem(Part 2) | Can We Sample at Any Rate? | Aliasing & Proper Reconstruction | Lecture 8 · 23 min
  9. Aliasing Explained Visually | Sampling Theorem, Spectral Overlap & Aliased Frequency | Lecture 9 · 17 min
  10. Frequency Domain Analysis of LTI Systems | Distortionless Transmission & Linear Phase | Lecture 10 · 37 min
  11. LTISystems as Frequency-SelectiveFilters| Passband,Stopband,Transitionband & BasicFilters|Lecture 11 · 20 min
  12. Can We Create a Perfect LowPass Filter? | Ideal LPF Mathematical Analysis| Non-Causality| Lecture 12 · 33 min
  13. Ideal vs Practical Digital Filter | Passband, Stopband, Ripple & Attenuation | Lecture 13 · 36 min
  14. Geometric Evaluation of Frequency Response from Pole-Zero Plot | Lecture 14 · 24 min
  15. Pole-Zero Placement in FIR & IIR Filters | Intuition Behind Digital Filter Design | Lecture 15 · 20 min
  16. Zero-Phase Filter Explained | Impulse Response, Symmetry & Frequency Response | Lecture 16 · 27 min
  17. Linear Phase FIR Filters Explained | Impulse Response, Symmetry & Phase Response | Lecture 17 · 28 min
  18. Type-I FIR Filter Explained | Frequency Response Derivation for General N | Lecture 18 · 20 min
  19. Type-I FIR Filter: Frequency Constraints at ω = 0 & π | Lecture 19 · 14 min
  20. Type-II FIR Filter Explained | Frequency Response Derivation for N = 2M | Lecture 20 · 16 min
  21. Type-II FIR Filter Explained | Frequency Constraints at ω = 0 & π | Lecture 21 · 7 min