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Using the sound board as an analog-to-digital card

 

作者: Kirk Hansen,   Mark Harnetiaux,   Peter B. Siegel,  

 

期刊: The Physics Teacher  （AIP Available online 1998）
卷期: Volume 36, issue 4  

页码: 231-232

 

ISSN:0031-921X

 

年代: 1998

 

DOI:10.1119/1.880049

 

出版商: American Association of Physics Teachers

 

关键词: analog to digital conversion;electro-cardiogram;sound board

 

数据来源: AIP

 

摘要:

We discuss how the sound board, or sound blaster card, can be used as an analog-to-digital data logger in the student laboratory. As an example, we describe an inexpensive electro-cardiogram set-up that uses the line input of the sound board to digitize signals from a simple amplifier circuit.

 

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