Chapter 14

Cathode-ray Oscilloscope

Basic construction of a CRT

Chapter Outline

The concepts introduced in this chapter are:

  • The force on motion of electron in magnetic field
  • The electron path when subjected to magnetic fields
  • The behaviour of electron when subjected to both electric and magnetic fields
  • Types of deflections of an electron beam
  • Different methods of focusing electrons to a fine spot in an electron beam
  • Constructional features of a CRT
  • Applications of CRO
14.1 INTRODUCTION

The signals employed in electronic circuits may be audio, video, data, timing signals and so on. Generation and manipulation are the main functions of ...

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