Definitions for: Detector


[n] any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it
[n] electronic equipment that detects the presence of radio signals or radioactivity
[n] rectifier that extracts modulation from a radio carrier wave



Webster (1913) Definition: De*tect"or, n. [L., a revealer.]
One who, or that which, detects; a detecter. --Shak.

A deathbed's detector of the heart. --Young.

Bank-note detector, a publication containing a description
of genuine and counterfeit bank notes, designed to enable
persons to discriminate between them.

Detector lock. See under Lock.


De*tect"or, n. Specifically:
(a) An indicator showing the depth of the water in a boiler.
(b) (Elec.) A galvanometer, usually portable, for indicating
the direction of a current.
(c) (Elec.) Any of various devices for detecting the presence
of electric waves.

Synonyms: demodulator, sensing element, sensor

See Also: crystal detector, device, electric eye, electronic equipment, electronic scanner, magic eye, metal detector, mine detector, photocell, photoconductive cell, photoelectric cell, radio, radio receiver, radio set, receiving set, rectifier, scanner, tuner, wireless

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