Page 40 - Torpedo News Today

Hours. >> tom, what happens next? >> its to triaction newsing late the pings. this is the area theyre working in, and to give you some sense, you may recall that the chinese thought that they heard pings as well over the weekend. this now seems much more credible, the area the australians are looking in, but the problem is that area is two to three miles deep. the ocean is very deep there. theyre going to once again come in and search in area yet again, and theyre going to try to get another rea...

Towed pinger locator. were at the manufacturers facility in maryland, the place which has made this device and also has manufactured the bluefin 21, the torpedo like device that gets sent down. the towed pinger can detect signals from two miles away. it can go down to as low as 21,000 feet below the surface of the ocean. it does have a lot of capabilities, but it has a lot of limitation as well. without a confirmed piece of wreckage, it much more difficult to find a signal. if this is indeed a s...

Pinger locator goes down and sweeps that area first. the towed pinger locator can go down as far as 20,000 feet below the surface of the sea. it can detect the pinger from up to two miles away, even if it is fading. these developments overnight and mid day in the region are very encouraging. of course, we know it does not necessarily mean that they have found the black box, but it is encouraging. the next step now that they have gotten the signals is to send the bluefin 21 down to that area wher...

Ill bring you an example that we can talk about. passive sonar is the idea of pinger listener. its device that is towed behind the ship and its listening passively to the sound of the flight data recorders. and it has to be within a mile of two of hearing them. if it does, it can be a sense whereof the plane might be. very slow process. the ships not moving fast at all. beyond that, theres the question of active sonar and that involves a robot. essentially if we drive below the water here, we ca...

Additional three to five days of life before the battery starts to diminish to the point where the output signal below minim minimums. >> reporter: cnn safety analyst cites his sources saying malaysia airline stored batteries for pingers in a place much hotter than recommended. malaysia airlines said we are unaware of issue with the under water locater beacon or batteries. >> i know they are trying everything they possibly can. you are reporting on the towed pinger locater. that is not the only ...

Tensions in these waters. back in 2011, the north koreans fired a torpedo that sunk a south korean war ship. this latest incident comes one day after north korea hinted that it might conduct another nuclear test. this question of provocation very much on the minds of the pentagon right now and it comes as there are 13,000 u.s., south korean troops and other nations in south korea conducting their own military exercises. as always watching that peninsula. chris? >> gentleman barbara, thank you ve...

>> that is our focus for the surf fashion ship search today, to find the debris confirmed, whether or not it came from the aircraft and use that to cast back to gain an accurate position of the impact point of the aircraft. >> meanwhile, time is running out for the battery inside the missing planes black box. right now, an australian ship carrying sophisticated underwater equipment including an american made black box detector is gearing up to join the hunt. it is called the ocean shield. it is ...

They are now in a race against time. >> the race is intensifying to recover the clues before its too late. >> things are getting compromised as the clock ticks here. there are components that can corrode. so this could be disappearing. the clock is again running against them. >> reporter: aviation expert matthew robinson spent 20 years investigating accidents for the marine corps. he said the top priority must be finding the data recorder. >> torpedo-like device will such for the data recorder. ...

A ton and costs about $2.5 million. mike persell is the principal engineer. >> very stable, you get really good data almost all the time. >> reporter: why would it find something that others havent been able to find? first of all, the torpedo shaped vehicle can reach depths up to 6,000 meters, or more than 3 1/2 miles below the surface, and survey wide swaths of the ocean floor, using side scan sonar. >> they fend a sound beam out to the side and it bounces off the sea floor and we get a reflect...

Institution on cape cod. its 13 feet long, weighs almost a ton and costs about $2.5 million. why would this robot find anything that the navy and search teams havent been able to find? first of all, the torpedo shaped vehicle can reach depths up to 6,000 meters or more than 3 1/2 miles below the surface. it can survey wide swaths of the ocean floor. using whats called side scan sonar. >> they send a sound pulse out to the side and it will travel out almost half a mile and it bounces off the sea ...