Technical data

Contents
Introduction 2
Equipment & Component List 3
Introduction to Digital Multimeters 4
Introduction to the Elenco XK-700 Electronic Trainer 6
Using Meters
Project 1 Voltmeters 12
Project 2 Ammeters 14
Project 3 Ohmmeters 16
Ohm’s Law
Project 4 Relationship of I and V with a Constant R 18
Project 5 Relationship of I and R with a Constant V 20
Project 6 Relationship of Power to V with a Constant R 22
Project 7 Relationship of Power to I with a Constant R 24
Resistors
Project 8 Resistor Color Codes 25
Series Circuits
Project 9 Resistance in Series Circuits 27
Project 10 Current Flow in Series Circuits 28
Project 11 Voltage in Series Circuits 29
Project 12 Power in a Series Circuit 31
Project 13 Detecting an Open in a Series Circuit 33
Project 14 Detecting a Short in a Series Circuit 35
Parallel Circuits
Project 15 Resistance in Parallel Circuits 36
Project 16 Current Flow in Parallel Circuits 38
Project 17 Voltage in Parallel Circuits 40
Project 18 Power in a Parallel Circuit 42
Project 19 Detecting an Open in a Parallel Circuit 44
Project 20 Detecting a Short in a Parallel Circuit 46
Combination Circuits
Project 21 Resistance in Series-Parallel Circuits 48
Project 22 Current in Series-Parallel Circuits 50
Project 23 Voltage in Series-Parallel Circuits 52
Project 24 Power in a Series-Parallel Circuit 54
Project 25 Detecting an Open in a Series-Parallel Circuit 56
Project 26 Detecting a Short in a Series-Parallel Circuit 58
Circuit Troubleshooting
Circuit Troubleshooting Strategies 60
Breadboard Circuits 66
Troubleshooting Exercises 68
Formulas 77
Instructor Sign-off Sheet 80
October 2007