pinger

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ping·er

(pĭng′ər)

A device used underwater to produce pulses of sound, as for an echo sounder or a locator device.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

pinger

(ˈpɪŋə)

a device that makes a pinging sound, esp one that can be preset to ring at a particular time

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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Noun

pinger - a pulse generator used for echo sounding in sonar

pulse generator - a generator of single or multiple voltage pulses; usually adjustable for pulse rate

asdic, echo sounder, sonar - a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return; "sonar is an acronym for sound navigation ranging"; "asdic is an acronym for antisubmarine detection investigation committee"

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References in periodicals archive ?

The plane was located last week by a contracted salvage vessel that deployed a pinger locator that picked up the aircraft's emergency signal.

US Navy locates crashed plane deep on Pacific seabed

A French vessel carrying specialist probes designed to detect black box pinger signals has arrived to the search area where an EgyptAir jet is believed to have crashed last week, sources on the investigation committee said on Friday.

French vessel containing black box probes arrives to EgyptAir search zone

DEE JAUNDRILL: My grandson came in the living room and said: "Nan I've hurt me pinger." I didn't know what he meant till he put up his finger to me.

All round to ours for a roast dinner

The former Manchester United midfielder was a renowned - and relentless - "pinger" in his time at Old Trafford.

King of Ping Paul proves his Class; IN ASSOCIATION WITH

"The signal from the suspected pinger is located around 1 kilometer southeast from the spot where we located the tail section,'' S.B.

Black-box flight recorder not in AirAsia tail section

"We received an update from the field that the pinger locator already detected pings," said Santoso Sayogo, an investigator at the National Transportation Safety Committee.

AirAsia QZ8501: 'Pings' detected in plane search

He disclosed that five more ships equipped with pinger locator to find the black box will be deployed Monday to join hunting teams.

Indonesia expands search for AirAsia plane to East Java Sea

The area was defined on the basis of the four acoustic signals detected by the Towed Pinger Locator deployed on Australian Defense Vessel Ocean Shield.

Australian authority to announce new search area for MH370

CNN reported that the Navy's civilian deputy director of ocean engineering, Michael Dean, said most countries now agreed that the sounds detected by the Navy's Towed Pinger Locator came from a man-made source unrelated to the jet.

Search for jet to be extended after weeks of failure

Dean also said that their best theory currently is that the pings were likely some sound produced by the ship or within the electronics of the Towed Pinger Locator, which was used by searchers to listen for underwater signals.

US Navy reveals acoustic pings did not come from MH 370's black boxes

The first four signals were detected by a US Navy Towed Pinger Locator (TPL) aboard Australia's Ocean Shield vessel, while the latest was reported by an aircraft picking up transmissions from a listening device buoy laid near the ship on Wednesday.