Oscilloscopes

Nine individual lessons make up the ITC Learning On-Line Oscilloscopes Library. These lessons were designed for the training of electricians and electronic technicians as well as for the multi-craft training needs of process and manufacturing facilities.

Introduction to Oscilloscopes


Description: This is the first lesson in the iKNOW™ Oscilloscopes Library. This lesson explains the purpose of oscilloscopes, introduces waveforms, and presents analog and digital oscilloscope systems using a flowchart.

Prerequisites: A basic understanding of electronic devices and circuits is recommended.

Topics:

Purpose of Oscilloscopes

Introduction to Waveforms

Analog Oscilloscopes

Digital Oscilloscopes

Objectives:

  • Define the purpose of an oscilloscope
  • List some of the uses of an oscilloscope
  • Explain the vertical and horizontal axes of a waveform represent
  • List what can be learned about a signal from a waveform
  • Recognize the positive and negative peaks on a waveform
  • Name and describe the purpose of an analog oscilloscope’s systems using a flowchart
  • Name and describe the purpose of a digital oscilloscope’s systems using a flowchart

The Display


Description: This is the second lesson in the iKNOW™ Oscilloscopes Library. This lesson explains the functions of the display and display controls on an analog and digital oscilloscope. The lesson also explains how divisions are used.

Prerequisites: A basic understanding of electronic devices and circuits and review of the lesson, Introduction to Oscilloscopes, is recommended.

Topics:

Display Controls

Analog Scope Display

Digital Scope Display

Divisions

Objectives:

  • Explain the functions of an analog oscilloscope’s display controls
  • Explain the functions of a digital oscilloscope’s display controls
  • Explain how divisions are used

Vertical System Controls


Description: This is the third lesson in the iKNOW™ Oscilloscopes Library. This lesson explains the vertical system controls on analog and digital oscilloscopes.

Prerequisites: A basic understanding of electronic devices and circuits and review of the lessons, Introduction to Oscilloscopes, and This Display, is recommended.

Topics:

Vertical System Controls

Analog Scope Vertical System Controls

Digital Scope Vertical System Controls

Objectives:

  • Explain the function of the oscilloscope vertical controls
  • Explain the vertical system controls of an analog oscilloscope
  • Explain the vertical system controls of a digital oscilloscope

Horizontal System Controls


Description: This is the fourth lesson in the iKNOW™ Oscilloscopes Library. This lesson explains the horizontal system controls on analog and digital oscilloscopes.

Prerequisites: A basic understanding of electronic devices and circuits and review of the lessons, Introduction to Oscilloscopes, This Display, and Vertical System Controls, is recommended.

Topics:

The Horizontal System

Horizontal Controls

Analog Scope Horizontal System Controls

Digital System Horizontal System Controls

Objectives:

  • Explain the function of an oscilloscope’s horizontal system
  • Explain the function of an oscilloscope’s horizontal controls
  • Explain the function of an analog oscilloscope’s horizontal system controls
  • Explain the function of a digital oscilloscope’s horizontal system controls

The Trigger System


Description: This is the fifth lesson in the iKNOW™ Oscilloscopes Library. This lesson explains the functions and controls of the trigger system on analog and digital oscilloscopes.

Prerequisites: A basic understanding of electronic devices and circuits and review of the lesson, Introduction to Oscilloscopes, and knowledge of the vertical and horizontal systems is recommended.

Topics:

Trigger Controls

Holdoff

Digital Trigger System

Objectives:

  • Describe the function of an oscilloscope’s trigger system
  • Describe the controls of an oscilloscope’s trigger system

Probes


Description: This is the sixth lesson in the iKNOW™ Oscilloscopes Library. This lesson explains the purpose and use of probes, and trains the participant to match the probe/scope combination to the application.

Prerequisites: A basic understanding of electronic devices and circuits and review of the lesson, Introduction to Oscilloscopes, is recommended

Topics:

Purpose of Probes

10x Attenuator Probe

Types of Probes

Scope & Probe Selection

Objectives:

  • Explain the reason for probe compensation
  • Describe other common probe types
  • Describe the applications of common probe types
  • Match a probe/scope combination to the application

Setup


Description: This is the seventh lesson in the iKNOW™ Oscilloscopes Library. This lesson trains the participant to safely setup an oscilloscope for use, how to adjust the controls, and compensate the probe.

Prerequisites: A basic understanding of electronic devices and circuits and familiarity with oscilloscope control systems and probe types is recommended.

Topics:

Adjust Display Controls

Adjust Trigger Settings

Adjust Vertical and Horizontal Controls

Probe Compensation

Objectives:

  • Describe the safety rules related to using an oscilloscope
  • Adjust the display controls on an oscilloscope
  • Adjust the trigger controls to display a given waveform
  • Adjust the vertical and horizontal controls to display a given waveform
  • Compensate the probe

Waveforms


Description: This is the eighth lesson in the iKNOW™ Oscilloscopes Library. This lesson teaches participants to recognize the various waveform types and how to analyze waveforms.

Prerequisites: A basic understanding of electronic devices and circuits and familiarity with the various oscilloscope functions, probes, and controls is required.

Topics:

Waveform Types

Analyzing Waveforms

Objectives:

  • Identify a sine waveform
  • Identify a square waveform
  • Identify a rectangular waveform
  • Identify a sawtooth waveform
  • Identify a triangle waveform
  • Identify a pulse signal
  • Identify a step signal
  • Identify a complex waveforms
  • Explain what factors influence differences between source documentation of signals and displayed signals

Measurement


Description: This is the final lesson in the iKNOW™ Oscilloscopes Library. This lesson teaches how to determine various measurements taken with an oscilloscope.

Prerequisites: A basic understanding of electronic devices and circuits and familiarity with the various oscilloscope functions, probes, and controls, as well as knowledge of waveform types is required.

Topics:

Voltage

Period and Frequency

Rise time

Pulse Width

Phase Shift

Objectives:

  • Measure voltage using a waveform
  • Measure the period and frequency of a waveform
  • Define pulse rise time and pulse width
  • Measure rise time
  • Measure pulse width
  • Measure phase shift