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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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测量Measurement 模型Modeling<br />

应用Application<br />

部件 Parts<br />

(cone, spider,<br />

motor parts)<br />

分布式参数模型<br />

Distributed Parameter Models<br />

(FEA, BEA)<br />

结构<br />

Geometry<br />

材料参数<br />

Material<br />

Parameter<br />

<strong>如何规定扬声器系统的品质</strong>?<br />

How to Specify Sound Quality of f Loudspeaker Systems ?<br />

线性T/S参数<br />

Linear T/S<br />

Parameters<br />

驱动单元<br />

Driver (woofer,<br />

tweeter)<br />

能量参数<br />

Thermal<br />

Parameters<br />

集总参数模型<br />

Lumped Parameter<br />

Models<br />

锥体震动<br />

Cone Vibration<br />

非线性参数<br />

Nonlinear<br />

Parameters<br />

<strong>如何规定扬声器系统的品质</strong>? How to Specify Sound Quality ?, 7<br />

系统 System<br />

(driver + Xover + room)<br />

面向系统模型<br />

System-oriented<br />

Models<br />

小信号性能 非线性失真<br />

Small Signal<br />

Nonlinear Distortion<br />

Performance<br />

功率处理<br />

Power Handling<br />

目标性能的定义 Definition of Target Performance<br />

组成成分的选择与设计 Selection of Components & Design<br />

第一个蓝本的评估 Evaluation of the First Prototype<br />

在线测量 End-of-line Testing<br />

R&D<br />

www.klippel.de<br />

聆听者<br />

Listener<br />

心理声学模型<br />

Psycho-acoustical<br />

Models<br />

声响密度<br />

Loudness density<br />

声音属性<br />

Sound Attributes<br />

QC<br />

品质韵律<br />

Quality Metrics<br />

参数独立于激励 Parameters independent of stimulus 症状取决于激励 Symptoms depend on stimulus<br />

现代扬声器诉求<br />

Requirements on Modern Loudspeakers<br />

• 小体积 Small dimensions<br />

• 轻重量 Low weight<br />

• 少成本 Low cost<br />

• 低失真大输出 High output at low distortion<br />

• 最大效率 Maximal efficiency<br />

<strong>如何规定扬声器系统的品质</strong>? How to Specify Sound Quality ?, 8<br />

及再大声一些 “Loud“speakers are required<br />

www.klippel.de

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