54
Oscilloscope Techniques
OBJECTIVES
In this chapter you will learn about:
- Preliminary checks on the oscilloscope
- Screen patterns obtained with deflection voltages
- Lissajous figures in the range from 0° to 360°
- Frequency ratios
- Voltage and current measurement
The cathode ray tube
54.1 INTRODUCTION
The most glamorous and important electrical/electronic test and measuring instrument is the cathode ray oscilloscope. The scope is widely used for the visual observation of electrical work forces. In addition, the oscilloscope is finding diversified applications in many nonelectronic industrial and scientific uses where physical effects and phenomena ...
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