In this paper a method base on the near-field theory of acoustics is used to measure the frequency response of the low-frequency loudspeaker through the engineering and technology practice.
本文是应用声学原理中的近场理论，通过工程技术实践探讨测量低频扬声器频响的一种方法。
Linear distortion - frequency response, polar response, resonance - affects primarily the timbre and clarity of a loudspeaker.
线性失真-频率响应，指向性响应，共振，主要影响音色和清晰度。
A loudspeaker which emits sound of frequency 1000 Hz is placed several meters from a plane reflecting wall in a large chamber containing a gas.
扬声器发射的声音频率1000赫兹是放置数米，从平面反映墙在一个大型会议厅，载有天然气。
It adopts the total least square method (TLS) to identify the complete coefficient set of the loudspeaker in time domain, thus measures low frequency characteristic of loudspeaker.
采用全面最小二乘法识别扬声器系统的时域函数的全套系数，从而测出扬声器系统的低频特性参数。
The vibration equation for thin flat plane loudspeaker with single point drive and four corners fixed is deduced and its simple harmonic vibration frequency in this condition is analyzed.
推导了固定四角薄型平板扬声器在单点激励下的振动方程，分析了在受激情况下的简正频率，并由简正频率方程导出其受力方程。
It can be substituted for frequency division loudspeaker system and widely used in various high fidelity sound system.
可替代分频扬声器系统，广泛地用于各种高保真音响系统。
It can be substituted for frequency division loudspeaker system and widely used in various high fidelity sound system.
可替代分频扬声器系统，广泛地用于各种高保真音响系统。
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