SIGNAL ANALYSIS

... Engineering Lab Report AIMS 2 OBJECTIVES 2 PART 1: 2 PART 2: 2 EQUIPMENT 2 PROCEDURE 3 PART 1: 3 THEORY 4 FILTERS: 4 Fig 1 Ideal Filter 4 Fig 2 Typical Filter 5 Fig 3 Typical 2-stage Filter 5 TRANSFER FUNCTIONS AND THE LAPLACE TRANSFORM: 6 FOURIER ANALYSIS: 8 Components of a sine function: 8 RESULTS 9 LOW PASS FILTER 9 Table of Results: 9 Graph of Results: 9 Bode Plot for the Low Pass Filter: 10 HIGH PASS FILTER 10 Table of Results: 10 Graph of Results: 11 Bode Plot for the High Pass Filter: 11 BAND PASS FILTER 12 Table of Results: 12 Graph of Results: 13 Bode Plot for the Band Pass Filter: 13 STOP BAND FILTER 14 Table of Results: 14 Graph of Results: 15 Bode Plot for the Band Stop Filter: 15 2-STAGE LOW PASS FILTER 16 Table of Results: 16 Graph of Results: 16 Bode Plot for the 2-StageLow Pass Filter: 17 RESULTS FOR PART 2 17 SQUARE WAVE: 17 RAMP FUNCTION: 18 HALF WAVE RECTIFIER: 20 FULL WAVE RECTIFIER: 20 MODULATED SINE WAVE: 21 MODULATED SQUARE WAVE 21 DISCUSSION 22 CONCLUSION 23 APPENDICES 24 SIGNAL ANALYSIS AIMS Through experimentation of signal analysis, an understanding will be gained of a signal's behaviour when passing through filter systems of various orders. This also includes the understanding of the mathematical representation of signals and filter systems in both time and frequency domains with the use of Fourier analysis (series and

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