Mar 10, 2005 #1 D david753 Full Member level 1 Joined Jan 9, 2005 Messages 96 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 856 spectrum? In spectrum instrument, I only can find amplitude of selected frequency range. there is no "phase" of selected frequency range. But, in Fourier transform, we can easily got phase of frequency range. What wrong is it?
spectrum? In spectrum instrument, I only can find amplitude of selected frequency range. there is no "phase" of selected frequency range. But, in Fourier transform, we can easily got phase of frequency range. What wrong is it?
Mar 10, 2005 #2 C chihhao Full Member level 4 Joined Apr 4, 2004 Messages 204 Helped 4 Reputation 8 Reaction score 3 Trophy points 1,298 Activity points 1,701 Re: spectrum? The data you saw from spectrum analyzer is "magnitude", not "amplitude".
Mar 11, 2005 #3 C Circuit_seller Full Member level 5 Joined Sep 23, 2002 Messages 300 Helped 17 Reputation 34 Reaction score 7 Trophy points 1,298 Activity points 2,350 Re: spectrum? Hi Spectrum analyzers are frequency voltmeter. they do not measure even power. Regards