Pinger Sound News Today

Soo you use techniques, the same i used to claire fbi recordings in waco and sandy hook 911 calls and so on. after a certain amount of processing with some good planning, this is what we evolve. then once we have an idea of what were listening for and we feel that weve gotten it, we do some additional processing and we finally evolve something that is much more useful for taking measurements. [ pinging ] >> that would be the unmistakable sound with the proper repetition rate, frequency, and shap...

Pinger sound, or ricochet sound. the realtime, the scientists and technicians on the boat will be listening. >> pinger locaters have been used for years. in 1996, a tpl successfully located the black box for twa flight 100, in shallow waters off new york. investigators used one in 2009 when air france flight 447 went down in the atlantic but found nothing. if they have any luck locating the pinger from flight 370, next they will deploy this autonomous under water vehicle that maps the ocean floo...

Switch. on this side is the battery. >> reporter: he invited us to see where they turn out these black boxes. he believes it was one of thinks teams pingers on the flight. authorities allowed him to listen to the pinger sounds just detected over the weekend. you actually heard the pinger sound that the ship picked up? >> they sent us some data. >> reporter: how did it sound is now >> like one of our pings. >> reporter: what does it sound like? listen. so its stant. as soon as it hits the water i...

He believes it was one of thinks teams pingers on the flight. authorities allowed him to listen to the pinger sounds just detected over the weekend. you actually heard the pinger sound that the ship picked up? >> they sent us some data. >> reporter: how did it sound is now >> like one of our pings. >> reporter: what does it sound like? listen. so its stant. as soon as it hits the water it starts pinging. >> it doesnt take a lot of water to start pinging. its designed that way. >> reporter: if th...

Is technically possible that they did, because of the ocean liars, the gradient, the temperatures, its technically possible they picked up the same ping from the black boxes, if thats what they turn out to be. indeed, yes, the answer is yes. >> mike, i imagine theres a lot of noise in the ocean. what other, if any other, natural sounds, could be confused for the pinger? >> weve talked about this throughout the day. we cant really identify a sound that would be misconstrued as this pinger sound. ...

Not possible. but in actual fact, we spoke to some oceanographers, some experts in this field here locally, and they say, yes, it is technically possible that they did, because of the ocean liars, the gradient, the temperatures, its technically possible they picked up the same ping from the black boxes, if thats what they turn out to be. indeed, yes, the answer is yes. >> mike, i imagine theres a lot of noise in the ocean. what other, if any other, natural sounds, could be confused for the pinge...

Again in just a few minutes right after this break. still ahead, much more on the disappearance of flight 370. hope after a month of searching. its hard to find especially for families with loved ones on that plane. the new pinger sound has not changed that. plus decoding the black box. the answer we need to uncode the puzzle is inside the flight tate to recorders, but are we closer to finding them? imagine if everything you learned led to the one job you always wanted. at university of phoe...

Previously searched for sonic transmissions from the flight data recorder. what else could it be looking for if not the all important pinger sound. >> that are is what they are looking for. im encouraged to hear them saying this is possible low the most difficult search ever undertaken. we shouldnt deminnish the challenges of trying to find this pinger box or wreckage that might be there from flight 370. its interesting and if they have made a break. >> authorities have said that false alert cou...

Fortunate. >> that sin credible. to that point, an incredibly intensive process. were relying on humans and advanced teg nothichnology. chasing down these leads would take time? >> yes. the key thing would be if you pick up the pinger sound. if you dont, we have another couple of weeks. sometimes it run longer than specs say it will. if you dont get the pinger, youre into the long haul and as tony mentioned, we have the air france crash where day did find, without the pingers, the black boxes. i...