This paper presents a LABVIEW based on the sound card and data acquisition system, the method simple, cost-effective.
本文提出了一种基于LABVIEW和声卡的数据采集系统，该方法实现简单、性价比高。
Experiment results prove that the system can acquire signals in the frequency range designed for sound card correctly, and can be applied in the domains of data acquisition and general analysis.
实验结果表明：该系统能够正确采集声卡设计频率范围内的信号，可用于该范围内的一般数据采集与应用。
DLL in Windows, adopting double deposits, achieving real-time data acquisition of sound card.
DLL中的低级音频函数，采用双缓存机制，实现声卡对音频信号的实时采集；
DLL in Windows, adopting double deposits, achieving real-time data acquisition of sound card.
DLL中的低级音频函数，采用双缓存机制，实现声卡对音频信号的实时采集；
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