Electric loudspeaker is also called moving coil loudspeaker; it is an electroacoustic transducer based on electric principle; it is the most widely used and widely used loudspeaker for three main reasons:
1. The electric loudspeaker has the advantages of simple structure, easy production, and does not need large space, which leads to low price and can be widely used.
2. This kind of loudspeaker can achieve excellent performance and obtain uniform frequency response in the middle frequency band.
3.In the continuous improvement of this kind of loudspeaker, the history of loudspeaker development for decades is not only the history of continuous improvement of loudspeaker design, technology and materials, but also the history of performance keeping pace with the times.
The shape of electric loudspeaker is mostly conical or dome-shaped; the structure of conical loudspeaker