May 19, 2011 #1 J janor Newbie level 3 Joined May 19, 2011 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,300 I'm trying to plot the PSD of a signal, I did it using the fft function but I was wondering if there is a shortcut?
I'm trying to plot the PSD of a signal, I did it using the fft function but I was wondering if there is a shortcut?
May 19, 2011 #2 pancho_hideboo Advanced Member level 5 Joined Oct 21, 2006 Messages 2,847 Helped 767 Reputation 1,536 Reaction score 733 Trophy points 1,393 Location Real Homeless Activity points 17,490 See The Designer's Guide Community Forum - how to estimate the PSD of a complex signal in MATLAB
May 19, 2011 #3 N ninju Full Member level 3 Joined May 14, 2011 Messages 188 Helped 49 Reputation 98 Reaction score 48 Trophy points 1,308 Activity points 2,398 here's the easiest method. periodogram(x, [] ,'onesided',512,fs); fs is the sampling rate.