Had another look at this morning, and found it. Its because its using the same "TGA" as the torp wake, never thought about looking at it, as I thought its another one. So basically by using the existing "Brighter Torp Wake Mod" made by
briny norman
http://www.subsim.com/radioroom/show...r+torpedo+wake you will also have a brighter scope wake.
I tweaked it even brighter as an alternative
JSGME ready:
http://files.filefront.com/BRIGHTER+SCOPE+WAKErar/;8166638;;/fileinfo.html