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Frequency Response. Polar plot for RC filter.

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Presentation on theme: "Frequency Response. Polar plot for RC filter."— Presentation transcript:

1 Frequency Response

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3 Polar plot for RC filter.

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6 Bode Diagram

7 First Order System

8 Two vectors on the s-plane to evaluate G( jω 1 ).

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13 Second Order System

14 Vector evaluation of the frequency response for selected values of ω.

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20 Asymptotic Curves for Basic Terms of a Transfer Function.

21 Asymptotic Curves for Basic Terms of a Transfer Function (cont.)

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30 Pole–zero patterns giving the same amplitude response and different phase characteristics.

31 The phase characteristics for the minimum phase and nonminimum phase transfer function.

32 The all-pass network (a) pole–zero pattern, and (b) frequency response, and (c) a lattice network.

33 Example:

34 Magnitude asymptotes of poles and zeros used in the example.

35 Magnitude characteristic.

36 Phase characteristic.

37 The Bode plot of the G( jω) of Eq. (8.42).

38 A Bode diagram for a system with an unidentified transfer function.

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42 A second-order closed-loop system.

43 Magnitude characteristic of the second-order system.

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49 (a) Engraving machine control system. (b) Block diagram model.

50 Bode diagram for G(jω).

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52 Bode diagram for closed-loop system.

53 The Bode plot associated with Eq. (8.59).

54 The bode function, given G(s).

55 The logspace function.

56 Spring, mass, friction model of flexure and head.

57 Disk drive head position control, including effect of flexure head mount.

58 Sketch of the Bode diagram magnitude for the system of Fig

59 The magnitude Bode plot for (a) the open-loop transfer function and (b) the closed-loop system.

60 Bode Diagram Plots for Typical Transfer Function

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