collision avoidance
Radar: It's More Than Just Collision Avoidance
Lessons from attending a seminar with Terry Sparks author of Radar Made Simple for Cruisers
Raymarine AIS Intercept Graphics, Better Collision Avoidance? (BLOG)
I've only had a little on-the-water experience with this and other collision avoidance features that came in the LightHouse Release 15 update last October, but I sense that a lot of boaters will appreciate the intercept zone concept...