Characterised Surface Medium
Define a characterised surface medium by importing the transmission and reflection coefficients from a .tr file.
![](../../../../../../images/feko/user_guide/editfeko_cards/dialog_di9.png)
Figure 1. The DI - Set medium properties dialog, for Characterised surface medium.
Parameters
- File name
- The name of the .tr file used to define the characterised surface. See the DA card for more detail on the .tr file format.