And this sums up you dont understand posts written in English. Systems, as in "sonar systems". Apparent by my other posts which told people not to go off topic because this thread is about SONAR.
Narrow view? And what makes you so much of an expert? I suppose you also spent a week with Force Recon, spent some time on a nuclear aircraft carrier etc etc. You also rub shoulders with members of the CIA? Ex-presidents? You spend time in the Pentagon, do you? Advise in National Security matters? Appear in countless documentaries?
Yeah right....get over yourself.
