| 摘要 |
PURPOSE: A dynamic micro speaker having a dual suspension is provided to regenerate sound of a wide range by installing the second suspension in an inner part of a speaker. CONSTITUTION: A dynamic micro speaker having a dual suspension includes a yoke(9), a permanent magnet(8), a plate(7), a vibration plate(2), a voice coil(5), a frame(6), and a protector(1). The dynamic micro speaker having dual suspension further includes a second suspension(4). The second suspension(4) is installed between the plate(7) and the vibration plate(2). The voice coil(5) is located at a bottom part of the second suspension(4). The vibration plate is located at a bottom part of the second suspension. An edge of the second suspension is fixed to the frame(6).
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