galvanometer coil

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• Galvanometer — D Arsonval/Weston galvanometer movement with the moving coil shown in red. A galvanometer is a type of ammeter: an instrument for detecting and measuring electric current. It is an analog electromechanical transducer that produces a rotary… …   Wikipedia

• galvanometer — /gal veuh nom i teuhr/, n. an instrument for detecting the existence of small electric currents and determining their strength. [1795 1805; GALVANO + METER] * * * Instrument for measuring small electric currents by deflection of a moving coil. A… …   Universalium

• galvanometer — An instrument for measuring the strength of an electric current. d Arsonval g. a sensitive g. consisting of a moving coil suspended in a permanent magnetic field between delicate metallic wires or ribbons that serve as both torsion …   Medical dictionary

• galvanometer — noun Date: 1802 an instrument for detecting or measuring a small electric current by movements of a magnetic needle or of a coil in a magnetic field • galvanometric adjective …   New Collegiate Dictionary

• Mirror galvanometer — A mirror galvanometer A mirror galvanometer is a mechanical meter that senses electric current, except that instead of moving a needle, it moves a mirror. The mirror reflects a beam of light, which projects onto a meter, and acts as a long,… …   Wikipedia

• ballistic galvanometer — noun a moving coil galvanometer that measures electric charge • Hypernyms: ↑moving coil galvanometer * * * noun : a moving coil galvanometer that indicates the presence of an electric charge by the single impulse imparted to the coil by a sudden… …   Useful english dictionary

• Search coil — A search coil is a device for measuring eye movements using coils that are embedded into a tightly fitting contact lens or a rubber ring that adheres to the eye. In animal studies, the search coil may be surgically implanted into the sclera of… …   Wikipedia

• d'arsonval galvanometer — noun Usage: usually D Arsonval : a moving coil galvanometer whose coil is provided with a filament suspension or with pivots and hairspring and rotates about a stationary soft iron core between the poles of a strong permanent magnet * * * /dahr… …   Useful english dictionary

• moving-coil galvanometer — noun a galvanometer that is operated by the force exerted by an electric current flowing in a movable coil suspended in a magnetic field • Hypernyms: ↑galvanometer • Hyponyms: ↑ballistic galvanometer …   Useful english dictionary

• tangent galvanometer — noun : a galvanometer consisting of a very small magnetic needle in the center of a large vertical circular coil of wire through which electric current is passed and whose plane is in the magnetic meridian with the intensity of the current being… …   Useful english dictionary

• Voice coil — A voice coil (consisting of a bobbin, collar and winding) is the coil of wire attached to the apex of the cone of a loudspeaker. It provides the motive force to the cone by the reaction of a magnetic field to the current passing through it. The… …   Wikipedia