CNN New Day Saturday April 5, 2014 11:58:00
About these pingers that are in the ocean. this is such a difficult search because you are talking about underwater. we think about ground robots. this is under water. we are dealing with ground robots. they are talking about two dimensions. when you talk about under the water, this is truly a three dimensional search. >> thats right. depending upon, obviously the strength of the battery and age of the black box and pinger, the range is between a half mile all the way up to three miles or perhap...
Source: archive.org