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Feb 21st, 2020
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  1. close all
  2. %{
  3. w=0.1:1000:100000;
  4.  
  5. %1A
  6. H=2./(j*w+10);
  7. H_db = 20*log10(abs(H));
  8. plot(log10(w),H_db);
  9. title('Magnitude 1A');
  10. figure
  11. plot(log10(w),angle(H));
  12. title('Phase 1A');
  13.  
  14. %1B
  15. H=6./((j*w+10).*(j*w+6));
  16. H_db = 20*log10(abs(H));
  17. figure;
  18. plot(log10(w),H_db);
  19. title('Magnitude 1B');
  20. figure
  21. plot(log10(w),angle(H));
  22. title('Phase 1B');
  23.  
  24. %1C
  25. H=10*(j*w)./((j*w+10).*(j*w+6).*(j*w+8));
  26. H_db = 20*log10(abs(H));
  27. figure;
  28. plot(log10(w),H_db);
  29. title('Magnitude 1C');
  30. figure
  31. plot(log10(w),angle(H));
  32. title('Phase 1C');
  33.  
  34. %1D
  35. H=1./((j*w).^4+10*(j*w).^2+5*j*w+1);
  36. H_db = 20*log10(abs(H));
  37. figure;
  38. plot(log10(w),H_db);
  39. title('Magnitude 1D');
  40. figure
  41. plot(log10(w),angle(H));
  42. title('Phase 1D');
  43. %}
  44. %Problem 3
  45. %3A
  46. num=[2]
  47. den=[1 10]
  48. H=tf(num, den)
  49. figure;
  50. bode(H)
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