Quote:
Originally Posted by Seahawk
I agree. Sensor operators and their digital assistants look for anomalies in their "day in the life" analysis. It is fairly rare to have large noise swings in the water.
I have listened to snapping shrimp, whales yap, etc. Great stuff.
I will say, everything is recorded and analyzed. That is how we "hull type" other countries submarine, right down to the hull number.
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we are talking about different things. im talking about the safety system in the sub to listen for the hull cracking ... not a hydrophone/passive sonar system.
wiki link:
https://en.wikipedia.org/wiki/Acoustic_emission