Transducer

Transducer

A transducer is a device that converts one type of energy to another, or responds to a physical parameter. A transducer is in its fundamental form a passive component. If the component is electrical then it generally has two electrical terminals.

See also electronics, gear.

Table of contents

1 List of transducers
2 Sources/references
3 External links

List of transducers

Electrochemical:
Electromechanical:
- actuator
- circuit breaker
- dynamo
- galvanometer
- MEMS
- motor, linear motor
- servomechanism
- switch
- piezoelectric
- quartz
- relay
- strain gauge used in weight/force measuring.
Electroacoustic:
Photoelectric:
Electromagnetic:
- reed switch
- antenna (electronics)
- cathode ray tube (CRT)
- photocell or light-dependent resistor (LDR)
- light bulb
- fluorescent lamp
Magnetic:
- Hall effect sensor
Electrostatic:
- electrometer
- liquid crystal display (LCD)
Thermoelectric:
- thermocouple
- Peltier cooler
- thermistor (includes PTC resistor and NTC resistor)
Other:
- Geiger-M�ller tube used for measuring radioactivity.
Electronic. These components change one electrical parameter in response to another. By some definitions these are electronic components, not transducers.
- diode
- gyrator
- varicap diode, varactor diode, tuning diode
- negative impedance converter, NIC
- Schottky diode
- transistor, Field effect transistor (FET)
- Transorb
- tunneling diode
- varistor
- voltage-dependent resistor
- Zener diode
Electrical. These components change one electrical parameter in response to another. By some definitions these are passive electronic components, not transducers.
Mechanical.
- gear

Sources/references

The Danish Wikipedia

External links

whatis: transducer

Federal Standard 1037C, August 7, 1996: transducer

American National Standard for Telecommunications - Telecom Glossary 2000: transducer

Search: transducer+definition

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