Main Window

You must be logged in as an administrator when installing CoupleFil. After installation you can start CoupleFil from the start menu.
If you start CoupleFil the first time, the following window will appear.
Main Window
On the top there is the menu and the toolbar. Further details about the toolbar can be found here.
When you start CoupleFil the first time only the specification window is visible.
Note: CoupleFil works in real time and calculates all filter properties new with every changing. Thus, all opened windows respond to every changing in the filter specification window.