Course contents:

1. Course introduction (PDF)

2. Classification of control systems (PDF)

3. Transfer function (PDF)

4. Closed loop system (PDF)

5. Properties of negative feedback (PDF)

6. System block diagram reduction techniques (PDF)

7. Signal flow graph method (PDF)

8. System reduction techniques: Examples (PDF)

9. First order active-RC filter analysis (PDF)

10. Second order active-RC filter analysis (PDF)

11. Time response: first order systems (PDF)

12. Time response: second order systems (PDF)

13. Second order systems: underdamped response (PDF)

14. Steady state error in unity feedback systems (PDF)

15. Steady state error vs System Type (PDF)

16. Bounded input and Bounded output stability (PDF)

Assignment-1 (PDF)

Assessment exam-1 (Question) (Solution) 

17. Routh-Hurwitz stability criterion (PDF)

18. Root Locus (1) (PDF)

19. Root Locus (2) (PDF)

Root Locus construction instructions (PDF)

20. Root Locus (3) (PDF)

21. Root Locus (4) (PDF)

22. Root Locus of First order systems (PDF)

23. Root Locus of Second order systems (PDF)

Assignment-2 (PDF)

24. PI/Lag compensation using Root Locus (PDF)

25. PD/Lead compensation using Root Locus (PDF)

26. PID/Lead-Lag compensation using Root Locus (PDF)

27. Active and Passive compensators (PDF)

Assessment exam-2 (Question) (Solution) 

28. Bode plot and stability analysis (PDF)

29. Bode plot and second order systems (PDF)

30. Bode plot and Design for Overshoot (PDF)

31. Bode plot and Design for Transient response (PDF)

32. Nyquist plot: Sinusoidal transfer functions (PDF)

33. Nyquist plot: Stability analysis concept (PDF)

34. Nyquist plot: Steps to find no. of RHP poles (PDF)

35. Nyquist plot: Special case examples (PDF)

Final exam