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。
This method is characterized with lower time-consumption, lower cost, high accurate and easy acquisition of the raw data.
这一方法耗时少，花费低，而且所需的原始实验数据容易获得，判识精度较高。
The practice shows that, for the project, as an effective method for acquisition fundamental information in early time, this technique has shortened the operation cycle, and has saved the cost.
实践证明此项技术作为获取项目前期基础信息的有效手段，作业周期短、成本经济且现势性好，其成果兼具客观性和直观性，可有效辅助项目后续工作的实施。
The method offers fast speed acquisition for the angular displacement signals with high precision, comparing with existing method, it is lower cost, more accurate, and easy to operate.
该解决方案可实现角位移信号的快速采集，比现有方案精度高、成本低、简单易用。
The design method is simple and feasible, which can be used as low-cost data acquisition module, or a little improvement as a simple digital oscilloscope or spectrum analyzer equipment.
本次的信号采集系统设计方法简便可行，可作为廉价的信号采集模块，或者稍加改进作为简易数字示波器。
The design method is simple and feasible, which can be used as low-cost data acquisition module, or a little improvement as a simple digital oscilloscope or spectrum analyzer equipment.
本次的信号采集系统设计方法简便可行，可作为廉价的信号采集模块，或者稍加改进作为简易数字示波器。
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