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 Power Spectral Density by FFT
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gonski

Australia
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Posted - 04/02/2008 :  3:40:14 PM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Origin Version (Select Help-->About Origin): v7.0
Operating System:windows

Hi Everybody,
I try to use FFT to obtain Power Spectral Density, the result seem very strange, I would appreciate your hints.

gonski

Australia
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Posted - 04/02/2008 :  3:47:40 PM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
I have uploaded the results representing by two *.png. but they can not display here. If possible, could you please give me a sample about this issue.
Regards,
Gonski
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Deanna

China
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Posted - 04/03/2008 :  03:44:25 AM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi Gonski,

Please send the project file to us. If we have your data, we can look into the problem further. You can submite your data with the following web page:
http://www.originlab.com/www/company/qform.aspx?s=1&

Deanna
OriginLab Technical Services
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