Introduction to Electronics
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Course Introduction

 

Core Standards of the Course

STRAND 1
Students will understand, demonstrate, and practice safe working habits in an electronics lab.

Standard 1
Students will demonstrate a habit of Electrical Safety.

1. Students will demonstrate safety while using test equipment.
   
2. Students will properly care and maintenance of test equipment.
   

Standard 2
Demonstrate safe use of a Soldering Iron

1. Students will identify potential hazards before and during use and take proper precautions.
   
2. Students will properly care for, maintain, and store soldering irons and soldering materials (solder, wick, tips, etc.)
   

Standard 3
Students will recognize safety hazards and demonstrate the proper behaviors to remove or minimize hazards.

1. Clean as you go
   
2. Always wear safety glasses and appropriate PPE (Personal Protective Equipment).
   
3. Deenergize circuits/equipment before testing. Demonstrate proper safety while testing/trouble shooting.
   

Performance Skill

1. Students can complete a safety test without error (100%) before using any tools or shop equipment.
   
2. Students will demonstrate proper use of PPE.
   
3. Student will demonstrate safe practices while working with electricity.
   

STRAND 2
Students will understand the fundamental principles of electricity and electrical theory.

Standard 1
Students will learn the basic structure of an atom

1. Protons
   
2. Neutrons
   
3. Electrons
   

Standard 2
Identify conductors and insulators and understand their differences at an atomic level.

Standard 3
Understand how electricity is produced by the flow of electrons.

1. Students can identify voltage sources and explain/demonstrate their operation.
   
   • Battery cell -Primary
   • Battery cell - Secondary
   • Thermocouple
   • Photovoltaic cell
2. Students can demonstrate application of batteries in series aiding and opposing configurations.
   
3. Students can demonstrate application of batteries in parallel configuration
   

Standard 4
Define electrical units of measure

1. Term
   
   • Charge,
   • Voltage
   • Current
   • Resistance
   • Power
2. Description
   
   • Quantity of Accumulated Eletronss
   • Electrical Potential Difference
   • Rate of Electron Flow
   • Opposition to Electron Flow
   • Rate of doing Electrical Work
3. Symbol
   
   • Q
   • V
   • I
   • R
   • P
4. Unit of Measure
   
   • Colulombs
   • Volts
   • Amps
   • Ohms
   • Watts
5. Symbol of Base Units
   
   • C
   • V
   • A
   • Ω
   • W

Standard 5
Define the difference between AC and DC electricity.

Standard 6
Understand the relation between voltage, current, resistance, and power using the following laws:

1. Ohm's Law
   
   • Current is directly proportional to voltage and inversely proportional to resistance.
   • V=IR
2. Watt's Law
   
   • Power in a component is the product of the voltage and the current.
   • P=IV

Standard 7
Student will understand the principles of a series circuit.

1. Kirchoff's Voltage Law
   
   • Sum of the voltage drops equals the voltage source.
   • Voltage drops are additive.
2. Current is constant inseries circuits.
   
3. Resistance is additive
   
   • Rt=R1+R2+R3+...Rn
4. Power is additive
   
   • Pt=P1+P2+P3+...Pn

Standard 8
Student will understand the principles of a parallel circuit.

1. Kirchoff's Current Law
   
   • Sum of the current flowing into a node is equal to the current flowing out of a node.

Standard 9
Student will understand the principles of a parallel circuit.

1. Resistance is the inverse of the sum of the inverses of the individual branches.
   
   • Rt=(R1-1+R2-1+R3-1+...Rn-1)-1

Standard 10
Student will understand the principles of a parallel circuit.

1. Voltage is constant across each of the individual branches.
   

Standard 11
Student will understand the principles of a parallel circuit.

1. Power is additive.
   

Performance Skill

1. Students can identify and define:
   
   • Voltage: An electromotive force or the potential difference expressed in volts
   • Current: A flow of charged particles (electrons) moving through a conductor.
   • Resistance: is a measure of the object's opposition to electrical current.
   • Power: The rate of transfer of electrical energy in a circuit.
2. Students can calculate power, voltage, current, and resistance in a series circuit.
   
3. Students can calculate power, voltage, current, and resistance in a parallel circuit.
   
4. Students can calculate voltage, current, or resistance when given only two of the three values using proper units
   

STRAND 3
Students will understand and demonstrate how to use and test electronic components.

Standard 1
Identify the following electrical components and their schematic symbols:

1. Battery/Cell
   
2. Resistor
   
3. Incandescent light bulb
   
4. Light Emitting Diode (LED)
   
5. Motor
   
6. Normally-open (N.O) switch
   
7. Normally-closed (N.C) switch
   
8. Single-pole single-throw switch (SPST)
   
9. Single-pole double-throw switch (SPDT)
   
10. Wire
    

Standard 2
Students can read and understand the resistor color code.

Standard 3
Students will learn how printed circuit boards are made and how they work.

Standard 4
Students will learn how printed circuit boards are made and how they work.

Standard 5
Students will learn how to safely use a soldering iron to solder components to a printed circuit board.

Performance Skill

1. Student can accurately read an electrical schematic drawing.
   
2. Student can identify the value of a resistor using the resistor color code.
   
3. Students can create a working circuit using a breadboard.
   
4. Student can select the proper components based on an electrical schematic drawing.
   

STRAND 4
Students will demonstrate the proper use of electrical testing equipment and troubleshooting techniques.

Standard 1
Students will learn to make accurate measurements, use, and maintenance of an Ohmmeter.

Standard 2
Students will learn proper placement and use of a voltmeter.

Standard 3
Students will learn proper placement and use of an ammeter including placement for accurate measurement in a circuit.

Standard 4
Students will learn proper use and safety of a DC voltage source in testing circuits.

Standard 5
Students will understand the effects of an "open" on a series or parallel circuit.

Standard 6
Students will understand the effects of a "short" on a series or parallel circuit.

Performance Skills

1. Students can use a digital multimeter to measure voltage, current, and resistance.
   
2. Students can troubleshoot and correct open and short circuits.
   

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