Matches in DBpedia 2015-10 for { ?s ?p "A magneto is an electrical generator that uses permanent magnets to produce periodic pulses of alternating current. Unlike a dynamo, a magneto does not contain a commutator to produce direct current. It is categorized as a form of alternator, although it is usually regarded as distinct from most other alternators, which use field coils rather than permanent magnets.Hand-cranked magneto generators were used to provide ringing current in telephone systems."@en }
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- Magneto comment "A magneto is an electrical generator that uses permanent magnets to produce periodic pulses of alternating current. Unlike a dynamo, a magneto does not contain a commutator to produce direct current. It is categorized as a form of alternator, although it is usually regarded as distinct from most other alternators, which use field coils rather than permanent magnets.Hand-cranked magneto generators were used to provide ringing current in telephone systems.".