Sentences with phrase «pings flight recorders»
Longer - lasting underwater pings Flight recorders carry an underwater location device that emits an ultrasound pulse once a second for 30 days after it is submerged.
https://www.newscientist.com/ Not exact matches
The Australian ship Ocean Shield seems to have detected ultrasonic pings from both flight recorders aboard the plane, which has been missing since 8 March.