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