EE240LabManual

EE240LabManual - EE 240 Evaluation of Circuits Laboratory...

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Unformatted text preview: EE 240 Evaluation of Circuits Laboratory Muhammad Khaliq Julio C. Mandojana August 31, 2004 ii Contents 1 Laboratory Safety 3 1.1 Electric Shock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.3 Circuit Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.4 Sources of Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.5 General Laboratory Operating Procedure . . . . . . . . . . . . . . . . 6 2 Digital and Analog Multimeters 9 2.1 Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.2 Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.3 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.3.1 Resistance Measurement . . . . . . . . . . . . . . . . . . . . 10 2.3.2 DC Measurements . . . . . . . . . . . . . . . . . . . . . . . 12 2.3.3 Ohms Law . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.3.4 Protoboard Connections . . . . . . . . . . . . . . . . . . . . 13 2.3.5 Voltmeter Internal Resistance Measurement . . . . . . . . . . 13 2.3.6 Ammeter Internal Resistance Measurement . . . . . . . . . . 14 3 Resistive Circuits and Power 17 3.1 Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.2 Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.3 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.3.1 Parallel Resistance Circuit . . . . . . . . . . . . . . . . . . . 18 3.3.2 Series and Parallel Resistance Circuit . . . . . . . . . . . . . 19 3.3.3 Reference Ground . . . . . . . . . . . . . . . . . . . . . . . 20 3.3.4 Ohms Law Plot . . . . . . . . . . . . . . . . . . . . . . . . 21 4 Wheatstone Bridge 23 4.1 Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 4.2 Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 4.3 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 4.4 Reading Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . 24 4.5 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 iii iv CONTENTS 5 Divider Circuits and LEDs 29 5.1 Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 5.2 Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 5.3 Reading Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . 30 5.4 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 5.4.1 Current Divider Circuit . . . . . . . . . . . . . . . . . . . . . 30 5.4.2 Light Emitting Diode (LED) . . . . . . . . . . . . . . . . . . 31 6 Equivalent Circuits 33 6.1 Objectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 6.2 Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 6.3 Reading Assignment . . . . . . . . . . . . . . . . . . . . . . . . . .....
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EE240LabManual - EE 240 Evaluation of Circuits Laboratory...

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