大学物理 ›› 2015, Vol. 34 ›› Issue (11): 28-28.

• 著者文摘 • 上一篇    下一篇

基于声卡和MATLAB软件的声速测量

何春乐 付美荣   

  1. 长治学院电子信息与物理系,山西长治046011
  • 出版日期:2015-11-25 发布日期:2015-11-20

Measurement of sound velocity based on sound card and MATLAB

  • Online:2015-11-25 Published:2015-11-20

摘要: 设计了一种测量空气中声速的新方法,该方法以计算机声卡为硬件、Matlab为软件构建数据采集系统测量声速.结果验证了该实验方法的正确性和可靠性.表明该设计实验具有实现简单、灵敏度较高等特点.

关键词: 声速, Matlab, 声卡

Abstract: This paper designs a new method for measuring the sound velocity in the air, which is based on computer sound card and MATLAB software. The result shows that the design is correct, reliable, simple and sensitive.

Key words: sound velocity, Matlab, sound card

中图分类号: 

  • O422.1