Horn

A horn comprises a basin stand, a magnetic circuit system which is fixed on the basin stand, a vibrating film which is combined on the basin stand, and a voice coil, wherein the upper end of the voice coil is fixed to the vibrating film, and the lower end of the voice coil penetrates into a magnetic...

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Bibliographic Details
Main Author CHEN HUANGMIAO
Format Patent
LanguageChinese
English
Published 03.07.2013
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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Summary:A horn comprises a basin stand, a magnetic circuit system which is fixed on the basin stand, a vibrating film which is combined on the basin stand, and a voice coil, wherein the upper end of the voice coil is fixed to the vibrating film, and the lower end of the voice coil penetrates into a magnetic gap of the magnetic circuit system. The horn is characterized in that the magnetic circuit system comprises a base seat, a first magnet which is fixed relative to the base seat, an inner washer and an outer washer, wherein the outer washer surrounds the inner washer and the magnetic gap is formed between the inner washer and the outer washer. The horn has high sensitivity and high power.
Bibliography:Application Number: CN20111450156