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FIGURE 6-1 Comparison of: (a) ac waveform: (b) dc waveform; (c) dc variable power supply and battery-sources of dc; (d) function generator-a source of.

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Presentation on theme: "FIGURE 6-1 Comparison of: (a) ac waveform: (b) dc waveform; (c) dc variable power supply and battery-sources of dc; (d) function generator-a source of."— Presentation transcript:

1 FIGURE 6-1 Comparison of: (a) ac waveform: (b) dc waveform; (c) dc variable power supply and battery-sources of dc; (d) function generator-a source of ac; (e) function generator-a common type of laboratory equipment. (Courtesy Fluke Corp.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

2 FIGURE 6-1 continued Comparison of: (a) ac waveform: (b) dc waveform; (c) dc variable power supply and battery-sources of dc; (d) function generator-a source of ac; (e) function generator-a common type of laboratory equipment. (Courtesy Fluke Corp.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

3 FIGURE 6-1 continued Comparison of: (a) ac waveform: (b) dc waveform; (c) dc variable power supply and battery-sources of dc; (d) function generator-a source of ac; (e) function generator-a common type of laboratory equipment. (Courtesy Fluke Corp.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

4 FIGURE 6-1 continued Comparison of: (a) ac waveform: (b) dc waveform; (c) dc variable power supply and battery-sources of dc; (d) function generator-a source of ac; (e) function generator-a common type of laboratory equipment. (Courtesy Fluke Corp.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (e)

5 FIGURE 6-2 Five cycles of alternating current. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

6 FIGURE 6-3 Voltage values of an ac waveform. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

7 FIGURE 6-4 Comparison of effective ac voltage and dc voltage. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

8 FIGURE 6-5 A square-wave voltage. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

9 FIGURE 6-6 Harmonics: (a) square wave to be produced; (b) fundamental plus third harmonic; (c) fundamental plus third and fifth harmonic; (d) fundamental plus third, fifth, and seventh harmonic. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

10 FIGURE 6-7 Pulses: (a) short duration; (b) medium duration; (c) long duration. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

11 FIGURE 6-8 Two ac voltages that are in phase. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

12 FIGURE 6-9 Two ac voltages that are out of phase by an angle of 90 Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

13 FIGURE 6-10 Comparison of (a) single-phase and (b) three-phase ac voltages. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

14 FIGURE 6-10 continued Comparison of (a) single-phase and (b) three-phase ac voltages. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

15 FIGURE 6-11 Scale of an analog multimeter with the ac voltage section shown. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

16 FIGURE 6-12 Oscilloscope used to measure ac voltage. (Courtesy of Hickok Electrical Co.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

17 FIGURE 6-13 Ac waveform displayed on the screen of an oscilloscope. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

18 FIGURE 6-14 Symbols used for inductors: (a) air core; (b) iron core © powered metal core. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

19 FIGURE 6-14 continued Symbols used for inductors: (a) air core; (b) iron core © powered metal core. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

20 FIGURE 6-14 continued Symbols used for inductors: (a) air core; (b) iron core © powered metal core. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

21 FIGURE 6-15 Some types of inductors: (a) subminiature inductors used with high frequencies; (b) inductors that use a color-coded value; (c) inductors used in equipment power supplies; (d) inductors for various electronic applications. [(a), (b), and (d) Courtesy of J.W. Miller Division/Bell Industries; (c) courtesy of TRW/UTC Transformers.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (a)

22 FIGURE 6-15 continued Some types of inductors: (a) subminiature inductors used with high frequencies; (b) inductors that use a color- coded value; (c) inductors used in equipment power supplies; (d) inductors for various electronic applications. [(a), (b), and (d) Courtesy of J.W. Miller Division/Bell Industries; (c) courtesy of TRW/UTC Transformers.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (b)

23 FIGURE 6-15 continued Some types of inductors: (a) subminiature inductors used with high frequencies; (b) inductors that use a color- coded value; (c) inductors used in equipment power supplies; (d) inductors for various electronic applications. [(a), (b), and (d) Courtesy of J.W. Miller Division/Bell Industries; (c) courtesy of TRW/UTC Transformers.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (c)

24 FIGURE 6-15 continued Some types of inductors: (a) subminiature inductors used with high frequencies; (b) inductors that use a color- coded value; (c) inductors used in equipment power supplies; (d) inductors for various electronic applications. [(a), (b), and (d) Courtesy of J.W. Miller Division/Bell Industries; (c) courtesy of TRW/UTC Transformers.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (d)

25 FIGURE 6-16 Capacitor symbols: (a) fixed capacitor; (b) variable capacitor. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

26 FIGURE 6-16 continued Capacitor symbols: (a) fixed capacitor; (b) variable capacitor. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

27 FIGURE 6-17 Types of capacitors: (a) small capacitors used in electronic equipment; (b) variable trimmer capacitors used in communication circuits; (c) variable capacitor used in tuning circuits; (d) capacitors used for power factor correction on electrical power systems. [(a) Courtesy of Centralab, Inc., a North American Philips Co.; (b) courtesy of Johanson Manufacturing Corp.; (c) courtesy of J.W. Miller Division/Bell Industries; (d) courtesy of McGraw-Edison Co.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

28 FIGURE 6-17 continued Types of capacitors: (a) small capacitors used in electronic equipment; (b) variable trimmer capacitors used in communication circuits; (c) variable capacitor used in tuning circuits; (d) capacitors used for power factor correction on electrical power systems. [(a) Courtesy of Centralab, Inc., a North American Philips Co.; (b) courtesy of Johanson Manufacturing Corp.; (c) courtesy of J.W. Miller Division/Bell Industries; (d) courtesy of McGraw-Edison Co.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

29 FIGURE 6-17 continued Types of capacitors: (a) small capacitors used in electronic equipment; (b) variable trimmer capacitors used in communication circuits; (c) variable capacitor used in tuning circuits; (d) capacitors used for power factor correction on electrical power systems. [(a) Courtesy of Centralab, Inc., a North American Philips Co.; (b) courtesy of Johanson Manufacturing Corp.; (c) courtesy of J.W. Miller Division/Bell Industries; (d) courtesy of McGraw-Edison Co.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

30 FIGURE 6-17 continued Types of capacitors: (a) small capacitors used in electronic equipment; (b) variable trimmer capacitors used in communication circuits; (c) variable capacitor used in tuning circuits; (d) capacitors used for power factor correction on electrical power systems. [(a) Courtesy of Centralab, Inc., a North American Philips Co.; (b) courtesy of Johanson Manufacturing Corp.; (c) courtesy of J.W. Miller Division/Bell Industries; (d) courtesy of McGraw-Edison Co.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

31 FIGURE 6-18 Inductive phase relationships. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

32 FIGURE 6-19 Capacitive phase relationships. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

33 FIGURE 6-20 Capacitor charge and discharge circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

34 FIGURE 6-21 Paper capacitor construction. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

35 FIGURE 6-22 Resistive ac circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

36 FIGURE 6-23 Voltage and current waveforms of a resistive ac circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

37 FIGURE 6-24 Power curve for a resistive ac circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

38 FIGURE 6-25 Voltage and current waveforms of a purely inductive ac circuit: (a) circuit; (b) waveforms. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (a)

39 FIGURE 6-25 continued Voltage and current waveforms of a purely inductive ac circuit: (a) circuit; (b) waveforms. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (b)

40 FIGURE 6-26 Power curve for a purely inductive circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

41 FIGURE 6-27 Resistive-inductive (RL) circuit and its waveforms: (a) RL ac circuit; (b) voltage and current waveforms. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

42 FIGURE 6-28 Capacitive ac circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

43 FIGURE 6-29 Voltage and current waveforms of a purely capacitive ac circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

44 FIGURE 6-30 Power curves for a purely capacitive ac circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

45 FIGURE 6-31 Resistive-capacitive (RC) circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

46 FIGURE 6-32 Waveforms of an RC circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

47 FIGURE 6-33 Vector diagrams showing voltage and current relationships of ac circuits: (a) resistive (R) circuit; (b) purely inductive (L) circuit; (c) RL circuit; (d) purely capacitive (C) circuit; (e) RC circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

48 FIGURE 6-34 Right triangle for an ac series RC circuit. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

49 FIGURE 6-35 Sine, cosine, and tangent ratios. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

50 FIGURE 6-36 Standard graph and the method used to find sine, cosine, and tangent values. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

51 FIGURE 6-37 Rectangular coordinates. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

52 FIGURE 6-38 Polar coordinates. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

53 FIGURE 6-39 Radian values: (a) relation of radians to degrees; (b) radian/degree conversions; (c) table of radian/degree conversions; (d) sine-wave generation. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (a)

54 FIGURE 6-39 continued Radian values: (a) relation of radians to degrees; (b) radian/degree conversions; (c) table of radian/degree conversions; (d) sine-wave generation. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (b)

55 FIGURE 6-39 continued Radian values: (a) relation of radians to degrees; (b) radian/degree conversions; (c) table of radian/degree conversions; (d) sine-wave generation. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (c)

56 FIGURE 6-39 continued Radian values: (a) relation of radians to degrees; (b) radian/degree conversions; (c) table of radian/degree conversions; (d) sine-wave generation. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (d)

57 FIGURE 6-40 Coordinate diagram. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

58 FIGURE 6-41 Series impedances. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

59 FIGURE 6-42 Polar diagram. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

60 FIGURE 6-43 Series RL circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

61 FIGURE 6-44 Series RC circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

62 FIGURE 6-45 Series RLC circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

63 FIGURE 6-46 Parallel RL circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

64 FIGURE 6-47 Parallel RC circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

65 FIGURE 6-48 Parallel RLC circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (a)

66 FIGURE 6-48 continued Parallel RLC circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (b)

67 FIGURE 6-48 continued Parallel RLC circuit example: (a) circuit; (b) procedure for finding circuit values; (c) circuit triangles. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved. (c)

68 FIGURE 6-49 Power triangles for ac circuits: (a) RL circuit; (b) RC circuit; (c) RLC circuit with XL larger than XC; (d) RLC circuit with XC larger than XL; (e) formulas for calculating power values. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

69 FIGURE 6-50 Three types of filter circuits: (a) low-pass filter-passes low frequencies and blocks high frequencies; (b) high-pass filter- passes high frequencies and blocks low frequencies; (c) bandpass filter-passes a midrange of frequencies and blocks high and low frequencies. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

70 FIGURE 6-50 continued Three types of filter circuits: (a) low-pass filter-passes low frequencies and blocks high frequencies; (b) high- pass filter-passes high frequencies and blocks low frequencies; (c) bandpass filter-passes a midrange of frequencies and blocks high and low frequencies. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

71 FIGURE 6-50 continued Three types of filter circuits: (a) low-pass filter-passes low frequencies and blocks high frequencies; (b) high- pass filter-passes high frequencies and blocks low frequencies; (c) bandpass filter-passes a midrange of frequencies and blocks high and low frequencies. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

72 FIGURE 6-51 Circuits used to filter ac frequencies and their response curves: (a) low-pass filters; (b) high-pass filters; (c) bandpass filter. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

73 FIGURE 6-52 Resonant circuits: 9a) series and (b) parallel resonant circuits and their frequency response curves. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

74 FIGURE 6-53 Sample resonant circuit problem: (a) circuit; (b) procedure to find circuit values. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

75 FIGURE 6-53 continued Sample resonant circuit problem: (a) circuit; (b) procedure to find circuit values. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

76 FIGURE 6-54 Effect of resistance on bandwidth of a series resonant circuit: (a) high resistance, low selectivity; (b) low resistance high selectivity. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

77 FIGURE 6-54 continued Effect of resistance on bandwidth of a series resonant circuit: (a) high resistance, low selectivity; (b) low resistance high selectivity. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

78 FIGURE 6-55 Transformers. (Courtesy of TRW/UTC Transformers.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

79 FIGURE 6-56 Transformers: (a) pictorial; (b) schematic symbol. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

80 FIGURE 6-56 continued Transformers: (a) pictorial; (b) schematic symbol. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

81 FIGURE 6-57 Transformers: (a) set-up; (b) step-down. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

82 FIGURE 6-58 Transformer current ratio. Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

83 FIGURE 6-59 Adjustable transformer. (Courtesy of Superior Electric Co.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

84 FIGURE 6-60 Current transformer. (Courtesy pf F.W. Bell Co.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

85 FIGURE 6-61 Set-up transformer used in automobile ignition system. (Courtesy of Delco-Remy.) Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.

86 FIGURE 6-62 continued Three-phase transformers: (a) small three-phase transformers; (b) large three-phase power transformer used at electrical substations. [(a) Courtesy of TRW/UTC Transformers; (b) courtesy of Kuhlman Corp.] Dale R. Patrick Electricity and Electronics: A Survey, 5e Copyright ©2002 by Pearson Education, Inc. Upper Saddle River, New Jersey All rights reserved.


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