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Old 4th July 2003, 06:53 PM   #1
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Default Sound cards - test and measurements

i thought some would be interested in links to "Test and Measurement World" articles on the professional use of computer sound cards for real world engineering problems. Here's one in which a sound card from Creative does the job of an $80,000 spectrum analyzer:

http://www.e-insite.net/tmworld/inde...ext=sound+card
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Old 5th July 2003, 01:45 PM   #2
blmn is offline blmn  Brazil
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Tks Jackinnj,

Its a very interesting article, specially for poor guys like me... .
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Old 5th July 2003, 03:02 PM   #3
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Soundcards are great for AC measurements. I've been doing that for years with Labview. I'm in the middle of designing a complete speaker measurement package in Labview, here's one of my early impedance measuring windows, where I'm measuring the input impedance of the original Quad ESL:

http://www.quadesl.com/madisound/impedance1.gif


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