salty wrote on May 12th, 2010, 7:25am:1> When I look at sideband 0 noise output, does that mean noise sources that do not experience a frequency translation?
Yes.
salty wrote on May 12th, 2010, 7:25am:2> Is this noise density all positive frequency of spread over pos and neg frequencies?
Yes, it is a Single Sided PSD regardless of "freqaxis expression".
http://www.designers-guide.org/Forum/YaBB.pl?num=1258339986/38#38salty wrote on May 12th, 2010, 7:25am:3> Likewise, for sideband -1 and 1, are those sidebands that experience frequency translation to my measurement output.
Yes.