# Modal FRF

Calculate a frequency response based on modal results.

Calculate a frequency response based on modal results.

**Modal FRF - Define Modes**

Select the modes.**Modal FRF - Define Loads**

After selecting the modes from the Define Modes tab, select nodes at which unit excitations or actual excitations can be applied.**Modal FRF - Define Response**

Calculate and export responses.**Modal FRF - Plot Response**

Plot the response options.**Modal FRF - Plot Diagnostics**

Plot the diagnostics.