Smoothing group delay data

Updated November 25, 2005

Click here to go to our page that describes why smoothing is usually cheating

Click here to learn more about group delay

Click here to learn more about our S-Parameter Utilities spreadsheet

New for December 2005! The only time that smoothing network analyzer data is acceptable is in group delay calculation.

The data below was taken from Hittite's web site. The raw data has so much noise on it, you wouldn't want to use it in a system group delay calculation. But by smoothing just three points for each frequency, most of the noise magically goes away!

More to come!