“We've got a GPS for tracking, and a black box with a pinger so we can find the rocket no matter where it lands.”
“The second camera run experienced initial difficulties when the second pinger available on the ship turned out not to be an oceanographic pinger but rather a location beacon.”
“Tenders are invited for construction and maintenance of road from plassian to pinger, package no.”
ping
A high-pitched, short and somewhat sharp sound.
(submarine navigation) A pulse of high-pitched or ultrasonic sound whose echoes provide information about nearby objects and vessels.
(networking) A packet which a remote host is expected to echo, thus indicating its presence.
(text messaging) An email or other message sent requesting acknowledgement.