| 摘要 |
A driver for a speaker including: an upper housing, a lower housing and a vibration device, wherein said upper housing combines with said lower housing to form a chamber therein. The vibration device is received in the chamber. The vibration device is basically constituted with an acoustic phase equalizer, a diaphragm, a flux guiding plate, a magnet and a yoke. By the design of the flux guiding plate, the magnet and the yoke in present invention, the disadvantage of highly concentrated heat in prior art can be improved and extends the operation period.
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