If it is the first time you are using this
software I advice you to read the help page or
by clicking on the button Help.
The goal of this page is to help students when they design filters so
they can see what they actually do.
This was under the supervising of professor Timo Rahkonen.
Here you can
find a resume of myself and a link to my school
of engineering
I would
like to thanks professor Lappalainen
who gave me the opportunity to work for the university
Warning: it appeared that if you are using
a PC the drag option has some problems, but if you are using a unix session
everything is fine.
Link to a simulation of transien response of a 2nd order low pass
filter: step
response