The sonar room is dominated by sonar consoles. Two modes of sonar observation are used. In the "active" mode, the echoes of sound waves sent out from the sub are timed and analyzed. In the passive ...

Once they get close to shore, he said, diesel-electric subs blend in with all sorts of background noise ... ship's combat information centre and the sonar room. "We are engaging more, based ...

Using your publicly available profiles on Facebook, Foursquare and Twitter, etc, mobile app Sonar, shows you who, how many, and why particular people are relevant to you in a room. Says founder ...

The ratio is a measure of how much signal is discernible against a background of other ocean ... Pfeifer, went to the sonar room to observe. At some point, one or more of those in the control ...

Sonar 2087 equips eight RN Type 23 frigates. Pictured here is the sonar room of HMS Westminster – the sonar director is nearest to the camera, with the four dual-screen sonar operator consoles ...

BEIJING (AP) — Australia has accused the Chinese navy of likely causing minor injuries to Australian naval divers by operating its sonar while they were trying to clear fishing nets from their ...