General Electronics Technician: Basic Electronics

Transcription

1 General Electronics Technician: Basic Electronics Instructional/Task Analysis Unit 1: Introduction to Electricity and Electronics 1. Definitions of terms associated with electricity and electronics 2. Areas of employment in the electronics industry 3. Areas of scientific study in the electronics industry 4. The electron theory of electricity 5. Electrical characteristics of conductors, insulators, and semiconductors 6 Sources of electricity 7. Characteristics of electrical flow 8. Units of measure, their abbreviations, and symbols for characteristics of electrical flow 9. Ohm s Law for calculating values of given characteristics of electrical flow 10. Watt s Law for calculating power 11. Forms of electrical current 12. Parts of a simple electrical 13. Types of electrical power sources 14. Purpose of the ground in an electrical 15. Types of grounds used with electronic equipment 16. Symbols for types of grounds used with electronic equipment 17. Classifications of electrical/electronic 18. The flow of electricity in a series 19. Electrical characteristics in a series 20. The flow of electricity in a parallel 21. Electrical characteristics in a parallel

2 Unit 1: Introduction to Electricity and Electronics (continued) 22. The flow of electricity in a series parallel 23. Electrical characteristics in a series parallel 24. Kirchhoff s first law regarding current in a 25. Kirchhoff s second law regarding voltage in a 26. The principle of maximum power transfer 27. The Superposition Theorem 28. Thevenin s Theorem 29. Electrical components commonly used in electronic equipment 30. Symbols for electrical components commonly used in electronic equipment 31. Difference in purposes of electrical and electronic 32. Types of information that can be represented by electronic signals 33. Two types of electronic signals 34. Three categories of electronic devices 35. Four main functions of electronic devices 36. Functions of electronic devices 37. Symbols for electronic devices 38. Magnetic properties of substances 39. Classifications of substances based on their magnetic properties 40. Ways of classifying magnets 41. Facts about magnetic flux lines 42. Facts about electromagnetism 43. The principle of induction 44. Factors that influence the amount of current produced through induction 45. Prefixes and symbols used with electrical and electronic terms to show decimal and powers of ten values 46. Apply Ohm s Law 47. Apply Watt s Law 48. Trace current flow in electrical 49. Apply Kirchhoff s Laws 50. Apply the superposition theorem 51. Apply Thevenin s theorem 52. Convert electrical units of measure 53. Interpret electrical schematics

3 1. Definitions of terms associated with shop orientation and safety 2. Parts of a typical electronics workstation 3. Functions of the parts of a typical electronics workstation 4. Types of damage that can occur to electrostatic-sensitive devices 5. Conditions that promote electrostatic discharge 6. Methods for reducing and monitoring electrostatic discharge 7. Types of general hand tools used in the electronics workplace 8. Uses of general hand tools in the electronics workplace 9. Uses of wire preparation and assembly tools 10. Uses of soldering tools 11. Uses of electronic component handling and preparation tools 12. Uses of types of electronic test equipment and inspection tools 13. Types of meters 14. Types of analog meter movements 15. Characteristics and operation of an ammeter 16. Characteristics and operation of a voltmeter 17. Characteristics and operation of an ohmmeter 18. Operation of a digital meter 19. Functions of oscilloscope controls 20. Operation of an oscilloscope 21. Measurements that can be made with an oscilloscope 22. Parts of a waveform display Unit 2: Shop Orientation and Safety

4 Unit 2: Shop Orientation and Safety (continued) 23. Applications of chemicals used in the electronics workplace 24. Types of hazards that may be encountered in an electronics shop 25. Rules for maintaining a safe work area 26. Statements regarding general workplace safety 27. Roles of agencies involved in overseeing safety and public safety in the electronics workplace 28. Meanings of safety code colors 29. Electrical hazards in the electronics workplace 30. Statements about electrical shock. 31. Steps in treating victims of electrical shock 32. Descriptions of chemical hazards in the electronics workplace 33. Ways in which chemicals can enter the body 34. Classes of fires 35. High energy hazards in the electronics workplace 36. Interpret Material Safety Data Sheets 37. Interpret safety symbols and colors 38. Determine basic first-aid measures for emergency situations 39. Interpret meter readings 40. Calculate voltage from sine wave dimensions 41. Calculate time and frequency from waveform dimensions 42. Determine phase relationships of AC signals 43. Lift and move a heavy object 44. Operate a fire extinguisher 45. Handle and store flammable materials and toxic substances 46. Obtain tools from the tool crib 47. Measure electrical characteristics in a series 48. Measure electrical characteristics in a parallel 49. Measure electrical characteristics in a series-parallel 50. Adjust oscilloscope controls for a stable waveform display 51. Measure frequency using an oscilloscope 52. Measure AC voltage using an oscilloscope 53. Measure DC voltage using an oscilloscope 54. Calibrate an oscilloscope probe

5 Unit 3: Fabrication and Repair 1. Definitions of terms associated with soldering and fabrication 2. Methods of electronic ry fabrication 3. Component and material preparation steps 4. Materials used in electronic ry fabrication 5. Types of wires and cables used in electronic ry fabrication 6. Types of connectors used in electronic ry fabrication 7. Methods for installing connectors 8. Reasons for lead-forming electronic components 9. Reasons for tinning electronic components 10. Goals for soldered connections 11. Statements about solder and flux 12. Guidelines for proper hand soldering 13. Solder joints 14. Types of solder defects 15. Methods of removing installed components 16. Parts of a printed board 17. Types of printed board construction 18. Types of printed board materials 19. Printed board coatings 20. Methods of removing printed board coatings 21. General steps for troubleshooting 22. Use data books and other resources 23. Apply troubleshooting principles 24. Prepare a soldering iron tip for use 25. Adjust wire strippers 26. Cut and strip low-voltage wire and cable 27. Install coaxial cable connectors 28. Install ribbon cable connectors 29. Install crimp connectors on wires 30. Install soldered connectors on wires 31. Solder wires to turret terminals and desolder wires 32. Splice wires together by means of crimping 33. Splice wires together by means of soldering 34. Install components using mechanical fasteners 35. Install components using swaging 36. Form and tin leads on through-hole components 37. Install through-hole components on a board 38. Install surface-mount components on a board 39. Remove through-hole components from a board 40. Remove surface-mount components from a board 41. Repair a printed board 42. Inspect an electronic and identify soldering and fabrication defects

6 1. Definitions of terms associated with DC and DC 2. Reason for using direct current in electronic equipment 3. Methods for providing direct current for electronic equipment 4. Functions of common types of DC components 5. Ways of classifying batteries 6. Descriptions of lamps used in DC 7. Symbols for lamps used in DC 8. Descriptions of switches used in DC 9. Symbols for switches used in DC 10. Methods for manually actuating switches 11. Circuit protection devices used in DC 12. Circuit protection devices used in DC 13. Symbols for protection devices used in DC 14. Types of resistors used in DC 15. Resistors used in DC 16. Symbols for resistors used in DC 17. Meanings of color bands on a resistor 18. Meanings of colors used on resistors 19. Inductors used in DC 20. Symbols for inductors used in DC 21. The left-hand rule for conductors 22. The left-hand rule for coils 23. Sensor devices used in DC 24. Symbols for sensor devices used in DC 25. Relays used in DC Unit 4: DC and DC Circuits

7 Unit 4: DC and DC Circuits (continued) 26. Symbols for relays used in DC 27. Characteristics of voltage dividers 28. Operation of loaded and unloaded voltage dividers 29. Types of bridge 30. Schematics for types of bridge 31. Calculate resistance values from color codes 32. Determine total voltage in a series 33. Determine voltage drops across resistances 34. Determine total resistance in a series 35. Determine current in a series 36. Compute power dissipated in a resistive series 37. Calculate current and voltage in parallel 38. Calculate resistance in parallel 39. Calculate power in parallel 40. Solve for branch voltages and currents in series-parallel 41. Solve for total resistance in series parallel 42. Solve for total current in series-parallel 43. Solve for total voltage in series-parallel 44. Solve for total power in series-parallel 45. Analyze DC 46. Measure and compare current in a at two different voltage levels 47. Wire a functional relay 48. Measure the voltage drop in a DC 49. Construct a voltage divider and analyze its function 50. Measure voltages in a balanced bridge 51. Measure voltages in an unbalanced bridge

8 1. Definitions of terms associated with alternating current and AC 2. Role of alternating current in the operation of electronic equipment 3. Methods for providing safety grounding for AC 4. Characteristics of an AC waveform 5. Differences between sinusoidal and nonsinusoidal waveforms 6. AC waveform phase relationships 7. Phase angles of various types of 8. Statements regarding inductance 9. Process of self-induction 10. Relationship between current and voltage in an inductive AC 11. Power in an inductive 12. Operation of a generator Unit 4: DC and DC Circuits (continued) Unit 5: AC and AC Circuits 52. Construct and operate a wheatstone bridge 53. Determine the maximum power transfer point on a resistor 54. Test and replace cells 55. Test and replace lamps 56. Test and replace switches 57. Test and replace resistors 58. Test and replace fuses and breakers 59. Test and replace capacitors 60. Test and replace coils 61. Test and replace sensor devices 62. Test and replace relays 63. Test and replace solenoids 64. Troubleshoot DC

9 13. Operation of an AC motor 14. Roles of transformers in the operation of electronic equipment 15. Types of transformers 16. Types of three-phase 17. Types of single-phase transformer connections 18. Time constant of inductive 19. Statements about inductive reactance 20. Process of mutual induction 21. Factors that influence the strength of inductors 22. Statements regarding the quality of inductors 23. Formulas for connecting inductors in series and parallel 24. Relationship between current and voltage in an RL 25. Impedance in RL 26. Formula for determining phase shift in RL 27. Statements regarding capacitance 28. Factors that influence the capacitance of a capacitor 29. Ways of classifying capacitors 30. Uses of capacitors in electronic 31. Capacitor defects 32. Rules for connecting capacitors in series and parallel 33. Time constants in an RC 34. Relationship between current and voltage in an RC 35. Power in an RC 36. Impedance in RC Unit 5: AC and AC Circuits (continued)

10 Unit 5: AC and AC Circuits (continued) 37. Formula for determining phase shift in RC 38. Statements regarding capacitive reactance 39. Formulas used to determine the characteristics of series RC 40. Formulas used to determine the characteristics of parallel RC 41. Uses of capacitive 42. Characteristics of series RCL 43. Resonant characteristics of a series RCL 44. Characteristics of parallel RCL 45. Descriptions of the resonant characteristics of a parallel RCL 46. Processes for conditioning signals 47. Devices and involved in analog signal conditioning 48. Devices and involved in digital signal conditioning 49. AC differentiator and integrator 50. Configurations of filter 51. Operation of types of filter 52. Differences between the operation of a high-pass filter and a low-pass filter 53. Guidelines for impedance matching 54. Statements regarding rectangular notation 55. Complete statements regarding polar notation 56. Determine sine wave conversions 57. Compute period 58. Determine current flow direction 59. Solve for total inductance 60. Compute inductive reactance 61. Compute applied voltage and impedance of RL 62. Compute inductor quality 63. Solve time constant problems 64. Compute capacitance values 65. Compute RC time constants 66. Compute capacitive reactance 67. Determine phase relationships in RC 68. Compute values of RC 69. Solve for reactance 70. Solve for impedance 71. Solve for parameters of resonant 72. Solve problems related to parallel RCL 73. Analyze a parallel resonant 74. Calculate the power in three-phase 75. Determine three-phase transformer connections 76. Measure AC voltages using a multimeter 77. Measure AC current using a multimeter 78. Determine the configuration of a multiplewinding transformer 79. Test and replace a transformer 80. Show the effect of inductance in AC 81. Solve for values of an operating RL 82. Test capacitors with an ohmmeter

11 Unit 5: AC and AC Circuits (continued) 83. Determine the effect of AC and DC on capacitors 84. Determine time constants of RC 85. Construct a neon bulb flasher 86. Show the effect of capacitive reactance in AC 87. Determine capacitive reactance and impedance in RC 88. Determine resonance in a series RCL 89. Determine the resonant frequency of an RCL parallel 90. Troubleshoot AC