Negative differentiator gain

Has anyone ever found the need for a negative differentiator gain? The
reason I ask is because I have found that a type 1 systems, with
complex poles, that are very underdamped, often tune up best with a
negative differentiator gain.
Peter Nachtwey
Reply to
peter
Loading thread data ...

PolyTech Forum website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.