Section 13 Setting up the Operation Mode 13-18
Creating a Ring Filter
1 Click on the [Ring] tab.
2 Click on [Make AIS Filter].
The button is highlighted and the cursor mode is set to the Make AIS Filter mode.
3 Move the cursor, place it on the distance of the Ring filter you want to set up, and then
click on it.
A distance can also be directly input by selecting the [Distance] text box.
Memo
When the AZ function is set to ON, a distance smaller that the outer arc of AZ cannot be set for the