This section explains how to create a Vivaldi slot antenna.

When the option is selected, the next panel and a previsualization of the antenna with the parameters on the panel are displayed.

Figure 1. Vivaldi panel
  • Position: set the Cartesian coordinates for the position of the antenna. For the antenna, user can select the position with the mouse by selecting the 'Pick' check box and clicking any point in the geometry panel.
  • Dimensions: set the values of the length of the sides (L1 and L2), the separation from the slot (S), the length of the blades (P), the length of the coaxial (T) and the width of the slot (W).

For each modification on parameters panel, this previsualization will be updated for the new parameters.

Figure 2. Vivaldi previsualization

Clicking on 'Add' button, the final visualization for the antenna with a red dashed line for the coaxial feed will be shown.

Figure 3. Vivaldi visualization