如何规定扬声器系统的品质? - Klippel GmbH
如何规定扬声器系统的品质? - Klippel GmbH
如何规定扬声器系统的品质? - Klippel GmbH
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音圈 Voice coil<br />
扬声器缺陷:音圈碰撞<br />
扬声器缺陷 音圈碰撞<br />
Loudspeaker Defect: voice coil rubbing<br />
<strong>如何规定扬声器系统的品质</strong>? How to Specify Sound Quality ?, 51<br />
在328 Hz 处可能产生摇摆<br />
Rocking mode may cause at 328 Hz<br />
缝隙 gap 音圈碰撞 voice coil rubbing<br />
大多数缺陷表现为非线性振荡器<br />
Most defects behave as a nonlinear oscillator<br />
•在一定的幅度以上起效用<br />
active above a critical amplitude<br />
•新的振动模式<br />
new mode of vibration<br />
• 由激励信号驱动并同步<br />
powered and synchronized by stimulus<br />
• 恒定的输出功率<br />
constant output power<br />
失真信号 distortion signal<br />
<strong>如何规定扬声器系统的品质</strong>? How to Specify Sound Quality ?, 52<br />
一个周期 one period<br />
扬声器缺陷:<br />
扬声器缺陷 : 嗡嗡声问题<br />
Loudspeaker Defect: Buzz Buzz problem problem<br />
振动 vibration<br />
parasitic resonator<br />
失真信号 distortion signal<br />
Externally excited<br />
mass<br />
一个周期 one period<br />
spring<br />
www.klippel.de<br />
www.klippel.de<br />
时间 time<br />
Loose joint<br />
(Nonlinearity)<br />
时间 time
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