Display Devices
The display devices are output devices to display the information in visual form by means of various types of display systems. In digital instruments, the output device of the instrument…
Permanent Magnet Moving Coil (PMMC) Meter
PMMC Meter The Permanent Magnet Moving Coil (PMMC) Meter movement was invented by D’Arsonval. Hence, it is also called D’Arsonval movement. The power consumption in this system is very low.…
Transducer and Its Classifications
What is Transducer? Definition of Transducer: The transducer is a device that is used to converts a physical identity to be measured into an equivalent electrical signal (voltage or current).…
Lissajous Figures or Lissajous Patterns
Lissajous Figures or Lissajous patterns is one of the applications of a CRO is to determine the phase, frequency, amplitude, and other characteristics of a given waveform. These characteristics can…
Resistance Thermometer Transducer
Resistance Thermometers Resistance Thermometer: The resistance of a conductor changes when its temperature is changes. This property is utilized for the measurement of temperature. The resistance thermometer is an instrument…
Plotter | Types – Drum Plotter, Flatbed Plotter
Plotter A plotter is a computer printing device for printing vector graphics. In the past, plotters were widely used in applications such as computer-aided design, though they have generally been…
Liquid crystal display LCD
Liquid crystal Display LCD Liquid crystal Display (LCD) very common display technique which is used in displays for electronic devices such as LCD monitors, car dashboard displays, watches, calculators, and…