Talk:Frame Shift Drive Interdictor/@comment-92.211.2.27-20150206213741/@comment-86.19.157.214-20150221023424
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"(seems to be about 20Ls depending on grade of module)"
So the class really affects the distance too. I had experience when I want from high calss to low and the difference was pretty big.
However you dont need to have top one, mid class is more then enough unless you have a space for better and you focusing for interdiction only.