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http://yellowsheepriver.org/index.html
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http://mrl.nyu.edu/~jhan/ftirtouch
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http://www.walrus.com/~raphael/html/mp3.html
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http://www-128.ibm.com/developerworks...l-hardsim.html?ca=dgr-lnxwDebugHardP1
Simulation, calcul et conception de filtres
http://perso.wanadoo.fr/f6crp/ba/rfsim.htm
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http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/442490