I was having a similar problem. So glad we have this forum. I have a very loud C# and F# with some strange high overtones that my K&K- like UltraTonic hears it. I don't have bridge pins on my Breedlove to add weight.
Sound:
https://soundcloud.com/matthew-levy-...tthew-20200624
Freq Analysis
https://www.dropbox.com/s/28knvqk2jg...06.24.jpg?dl=0
What to do? Thoughts?