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| From | Gregory Ewing <greg.ewing@canterbury.ac.nz> |
| Newsgroups | comp.lang.python |
| Subject | Re: Harmonic distortion of a input signal |
| Date | Mon, 20 May 2013 13:09:36 +1200 |
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killybeard91@gmail.com wrote: > One more question. Function np.argmax returns max of non-complex numbers ? > Because FFT array of my signal is complex. You'll want the magnitudes of the complex numbers. Actually the squares of the magnitudes (assuming the data from the oscilloscope represents voltages), because you're after a ratio of powers. -- Greg
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Harmonic distortion of a input signal Anti Log <antilogeffects@gmail.com> - 2013-05-19 03:52 -0700
Re: Harmonic distortion of a input signal Chris Angelico <rosuav@gmail.com> - 2013-05-20 01:34 +1000
Re: Harmonic distortion of a input signal killybeard91@gmail.com - 2013-05-19 15:25 -0700
Re: Harmonic distortion of a input signal Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2013-05-19 23:49 +0100
Re: Harmonic distortion of a input signal Terry Jan Reedy <tjreedy@udel.edu> - 2013-05-19 19:19 -0400
Re: Harmonic distortion of a input signal killybeard91@gmail.com - 2013-05-19 15:59 -0700
Re: Harmonic distortion of a input signal killybeard91@gmail.com - 2013-05-19 16:03 -0700
Re: Harmonic distortion of a input signal killybeard91@gmail.com - 2013-05-19 16:36 -0700
Re: Harmonic distortion of a input signal Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-05-20 13:09 +1200
Re: Harmonic distortion of a input signal Dave Angel <davea@davea.name> - 2013-05-19 21:11 -0400
Re: Harmonic distortion of a input signal jmfauth <wxjmfauth@gmail.com> - 2013-05-20 10:23 -0700
Re: Harmonic distortion of a input signal Christian Gollwitzer <auriocus@gmx.de> - 2013-05-20 19:50 +0200
Re: Harmonic distortion of a input signal Christian Gollwitzer <auriocus@gmx.de> - 2013-05-20 19:56 +0200
Re: Harmonic distortion of a input signal jmfauth <wxjmfauth@gmail.com> - 2013-05-23 04:44 -0700
Re: Harmonic distortion of a input signal Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2013-05-21 15:58 +0100
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