Structure and basic knowledge of speakers

The electrical energy into acoustic parts called speaker, commonly known as the horn. If the host is the human brain, then speaker is a person's voice, voice is sweet, it is necessary to look at how the voice. Its role is to convert the audio signal to the sound signal and to the surrounding air medium. 

Is a sound system in an indispensable important equipment, its quality, characteristics, the entire sound system plays a decisive role. The most common use of horn in the design of a car horn is because of the limited number of its position in the vehicle. The conical design can enlarge the effective area of the diaphragm as much as possible, and the effective area of the diaphragm determines the low frequency response of the loudspeaker. 

Winnowing device usually consists of dust cap, cone, voice coil, vibration plate, stud, upper and lower guide pole pieces, steel etc..