plural of spark coil

An induction coil used for producing sparks, as in an internal combustion engine. / A self-induction coil used to increase the spark in an electric gas-lighting apparatus.

plural of Oudin coil

An electric coil of small resistance and large inductance, used in an alternating current circuit to impede or throttle the current, or to change its phase.

plural of mosquito coil

plural of coil winder

plural of audio coil

plural of field coil

(electrical engineering) An electromagnet, consisting of a coil of wire through which a current flows, used to generate a magnetic field in an electromagnetic machine, typically a rotating machine such as a motor or generator.

plural of choking coil