Electronics S1W4: Metric Prefixes and Resistor Color Codes

Correctly use metric prefixes, identify resistor values, measure voltage, current and resistance and circuit power.

This course uses PowerPoint presentations to cover the following topics:

What you’ll learn

  • List and identify metric prefixes, such as micro, milli, kilo, mega, and explain how they are used in electronics..
  • Use a resistor Color Code Chart to correctly determine the correct resistance of a resistor..
  • Explain the difference between fixed resistors and potentiometers..
  • Correctly calculate the proper wattage of resistor that can be safely used in a circuit..
  • Explain how to take voltage, resistance and current readings using a multimeter..

Course Content

  • Introduction to Metric Units –> 1 lecture • 19min.
  • Resistor Color Codes –> 2 lectures • 25min.
  • Types of Resistors and Resistor Power Ratings –> 2 lectures • 37min.
  • Electronic Measurements –> 4 lectures • 51min.
  • Electronics Lab –> 4 lectures • 50min.

Electronics S1W4: Metric Prefixes and Resistor Color Codes

Requirements

  • No prior knowledge, materials or software is required for this course..

This course uses PowerPoint presentations to cover the following topics:

  1. Metric prefixes (pico, micro, milli, kilo, mega, tera) and their use in electronics
  2. Correct identification of resistor values using the a Resistor Color Code Chart
  3. Practice using the Color Code Chart
  4. Identify different physical configurations of resistors
  5. Correctly identify a resistor’s power rating
  6. Determine that a resistor with a specific power rating can safely be used in an electronic circuit
  7. Use a multimeter to correctly and accurately measure voltage, current and resistance in electronic circuit.
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