Thanks. That makes a lot more sense.

Thanks, I do understand convergence zones. It seems that it never picks up any subs at the outer CZ.

Back in old Harpoon, subs were the best detection platform. Now, whether it is a sub or ship even if you are creeping you do not know a sub is out there until it fires at you.

<t> I have been a player of Harpoon for many years now dating back to the DOS days. Recently I re-found Harpoon and bought the Commanders Edition. One thing that I noticed is that passive sonar seems to be much more limited.<br/>
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An example:<br/>
I created a simple scenario where a Seawolf ...