Chapter six
Data presentation systems
Objectives
The objectives of this chapter are that, after studying it, the reader should be able to:
- Explain the problem of loading in measurement systems.
- Identify commonly used data presentation elements and describe their characteristics.
- Explain the principles of magnetic and optical recording.
- Explain the principles of displays, in particular the LED seven-segment and dot matrix displays.
- Describe the basic elements of data acquisition systems and data loggers.
6.1 Displays
This chapter is about how data can be displayed, e.g. as digits on an LED display or as a display on a computer screen, and stored, e.g. on a computer hard disk or a CD.
Measurement systems consist of three elements: sensor, ...
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