On Tue,11/24/2015 3:02 PM, Tom W8JI wrote: > Actually, to see the more gross defects, we would look at a lower > frequency. I don't want to imagine what my 160 stuff would look like > at VHF. Tom, I've been doing FFT-based measurements since 1982. I suggest that you try a technique before you criticize it. Your analysis is badly mistaken. 73, Jim K9YC