The history and use of the speaker

To introduce the use of loudspeakers, first we need to understand, the speaker is a sound equipment inside the thin, but he is also one of the most important, because the audio equipment is the main equipment of pronunciation speakers, the speaker is the main magnet, with high frequency and low frequency points, the principle can go Baidu Yixia, probably is the principle of electrostatic ring magnet after loudness to increase the sound, and can change the quality, the quality improvement to a near perfect degree, good speaker can enhance the loudness of sound and sound quality greatly, is the main frequency, not causing sound distortion and this is the most important if the speaker, can not take the original sound realistic out it is distorted, but you hear yourself say voice and hear the voice of others is not the same, this is caused by the effect of sonic, Concerts such as large-scale performances are used very high levels of speakers, close to a hundred native speakers, this speaker only custom, with the material is also very expensive, you can come to the division for reference.