The war is coming to a close...

[Serverdaemon]

Originally Posted by Kalach

The sonar is an active pinging device used from the hydrophone room to measure distance, your thinking of the hydrophones that track noise

Actually, was probably using the modern phraseology wherein the term Sonar applies to both. (i.e., Passive Sonar and Active Sonar, together referred to as the Sonar suite).

Ah well, it's annoying, but doesn't seem to affect the sytems, so...
;O)

Serverdaemon