Horn according to its pronunciation power has the branch of electric horn and air horn

Horn according to its pronunciation power has the branch of electric horn and air horn; According to the points with bookshelf computer speaker shape, cylindrical and three types of basin shape; According to the audio can be divided into high and low sounds the horn; According to the connection mode can be divided into single and double line system horn; There can be divided by a non-contact touch point (common type) electric horn and contactless electric horn (electronic). Among them, the air horn is mainly used for heavy bookshelf speaker truck with air brake, electric horn has simple structure, small volume, light quality, sound sweet and easy maintenance characteristics, thus obtained is widely used in small and medium-sized vehicles. Should be paid attention to when adjusting the core and the clearance must be uniform around the armature, a right, not skewed, otherwise easily happened collided with each other at work, make the speaker produces shrill noise.