anechoic

A NSA model of impact anechoic chamber ispresented herein theoretically.

文章首先经过推导和计算,得出了一套计算紧缩型暗室的归一化场地衰减(NSA)理论值模型.

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It is the important reference for the evaluation of anechoic chamber performances.

为评估全电波暗室的性能提供重要技术依据.

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Noise is measured in anechoic room.

?噪音值是在无音室中的测量值.

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Computation of the acoustic field in an anechoic tank is important for selection of absorption lining.

消声水池的声场计算对消声水池尺寸的确定和所敷设的吸声材料参数的选择十分重要.

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The article introduces a new method about design electromagnetic wave anechoic chamber and provide basic flowchart.

从定性设计和定量设计两方面,概述电波暗室的设计方法,给出了设计思想的流程图.

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Maintain test and measurement area , including anechoic chamber , rooftop measurement area, and listening rooms.

维护所有测试配置和听音设备及电缆.

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Responsible for anechoic chamber designs for EMC and antenna test and measurement requirements.

负责EMC、天线测试与丈量电波暗室设计.

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The paper establishes reverberation - anechoic chamber sound insulation test method via lot of test research and demonstration.

本文通过大量的试验研究与论证,建立了混响室—消声室法隔声测量方法,填补了国内在该领域研究的空白.

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