Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Sonar> ?p ?o }
- Sonar abstract "Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels. Two types of technology share the name \"sonar\": passive sonar is essentially listening for the sound made by vessels; active sonar is emitting pulses of sounds and listening for echoes. Sonar may be used as a means of acoustic location and of measurement of the echo characteristics of \"targets\" in the water. Acoustic location in air was used before the introduction of radar. Sonar may also be used in air for robot navigation, and SODAR (an upward looking in-air sonar) is used for atmospheric investigations. The term sonar is also used for the equipment used to generate and receive the sound. The acoustic frequencies used in sonar systems vary from very low (infrasonic) to extremely high (ultrasonic). The study of underwater sound is known as underwater acoustics or hydroacoustics.".
- Sonar soundRecording Sonar__1.
- Sonar thumbnail Motte-Picquet-tugged-sonar.jpg?width=300.
- Sonar wikiPageExternalLink www.acoustics.washington.edu.
- Sonar wikiPageExternalLink single_beam.htm.
- Sonar wikiPageExternalLink AcousticsUnpacked.asp.
- Sonar wikiPageExternalLink sympafae.
- Sonar wikiPageExternalLink Sonars-marine-_envir_82682a.pdf.
- Sonar wikiPageExternalLink 2005_1202Hydroacoustics-Lakes.doc.
- Sonar wikiPageExternalLink sensors_sonar.shtml.
- Sonar wikiPageExternalLink Acoustic_protocols.pdf.
- Sonar wikiPageExternalLink 0,8816,804015,00.html.
- Sonar wikiPageExternalLink v=onepage&q&f=true.
- Sonar wikiPageID "29438".
- Sonar wikiPageLength "66593".
- Sonar wikiPageOutDegree "276".
- Sonar wikiPageRevisionID "701959092".
- Sonar wikiPageWikiLink AQS-20A.
- Sonar wikiPageWikiLink SLQ-25_Nixie.
- Sonar wikiPageWikiLink SQQ-32_Mine-hunting_sonar.
- Sonar wikiPageWikiLink AQS-13.
- Sonar wikiPageWikiLink Absolute_threshold.
- Sonar wikiPageWikiLink Absorption_(acoustics).
- Sonar wikiPageWikiLink Acoustic_Doppler_current_profiler.
- Sonar wikiPageWikiLink Acoustic_location.
- Sonar wikiPageWikiLink Acoustic_mine.
- Sonar wikiPageWikiLink Acoustic_seabed_classification.
- Sonar wikiPageWikiLink Acoustic_tag.
- Sonar wikiPageWikiLink Acronym.
- Sonar wikiPageWikiLink Albert_Beaumont_Wood.
- Sonar wikiPageWikiLink Alexander_Behm.
- Sonar wikiPageWikiLink Alperm.
- Sonar wikiPageWikiLink Alternating_current.
- Sonar wikiPageWikiLink Ambient_noise_level.
- Sonar wikiPageWikiLink Ammonium_dihydrogen_phosphate.
- Sonar wikiPageWikiLink Analog_signal.
- Sonar wikiPageWikiLink Anechoic_tile.
- Sonar wikiPageWikiLink Animal_echolocation.
- Sonar wikiPageWikiLink Anti-frogman_techniques.
- Sonar wikiPageWikiLink Array_gain.
- Sonar wikiPageWikiLink Baffles_(submarine).
- Sonar wikiPageWikiLink Barium_titanate.
- Sonar wikiPageWikiLink Bat.
- Sonar wikiPageWikiLink Bathymetry.
- Sonar wikiPageWikiLink Battery_(electricity).
- Sonar wikiPageWikiLink Beaked_whale.
- Sonar wikiPageWikiLink Beamforming.
- Sonar wikiPageWikiLink Bearing_(navigation).
- Sonar wikiPageWikiLink Bistatic_sonar.
- Sonar wikiPageWikiLink Blue_whale.
- Sonar wikiPageWikiLink Board_of_Invention_and_Research.
- Sonar wikiPageWikiLink Boat.
- Sonar wikiPageWikiLink Bold_(decoy).
- Sonar wikiPageWikiLink British_H-class_submarine.
- Sonar wikiPageWikiLink Bulk_modulus.
- Sonar wikiPageWikiLink Carbon_microphone.
- Sonar wikiPageWikiLink Casa_Loma.
- Sonar wikiPageWikiLink Cast_iron.
- Sonar wikiPageWikiLink Castor_oil.
- Sonar wikiPageWikiLink Category:Anti-submarine_warfare.
- Sonar wikiPageWikiLink Category:British_inventions.
- Sonar wikiPageWikiLink Category:Sonar.
- Sonar wikiPageWikiLink Category:Submarine_warfare.
- Sonar wikiPageWikiLink Cavitation.
- Sonar wikiPageWikiLink Cetacean_stranding.
- Sonar wikiPageWikiLink Chirp.
- Sonar wikiPageWikiLink Clearance_diver.
- Sonar wikiPageWikiLink Code_name.
- Sonar wikiPageWikiLink Computer.
- Sonar wikiPageWikiLink Continuous_spectrum.
- Sonar wikiPageWikiLink Convection.
- Sonar wikiPageWikiLink Database.
- Sonar wikiPageWikiLink Deep_sea.
- Sonar wikiPageWikiLink Density.
- Sonar wikiPageWikiLink Depth_charge.
- Sonar wikiPageWikiLink Digital_data.
- Sonar wikiPageWikiLink Directivity_index.
- Sonar wikiPageWikiLink Diver_Detection_Sonar.
- Sonar wikiPageWikiLink Dolphin.
- Sonar wikiPageWikiLink Doppler_effect.
- Sonar wikiPageWikiLink Echo.
- Sonar wikiPageWikiLink Echo_sounding.
- Sonar wikiPageWikiLink Echoview.
- Sonar wikiPageWikiLink Eddy_current.
- Sonar wikiPageWikiLink Effervescence.
- Sonar wikiPageWikiLink Electric_generator.
- Sonar wikiPageWikiLink Electrostatics.
- Sonar wikiPageWikiLink Empirical_evidence.
- Sonar wikiPageWikiLink Fessenden_oscillator.
- Sonar wikiPageWikiLink Figure_of_merit.
- Sonar wikiPageWikiLink File:Humpback_Whale_underwater_shot.jpg.
- Sonar wikiPageWikiLink File:Miinitraaleri_%22Virsaitis%22_vrakk.jpg.
- Sonar wikiPageWikiLink Fisheries_acoustics.
- Sonar wikiPageWikiLink Fishfinder.
- Sonar wikiPageWikiLink Fishing.
- Sonar wikiPageWikiLink Flotilla.
- Sonar wikiPageWikiLink Fourier_transform.
- Sonar wikiPageWikiLink France.
- Sonar wikiPageWikiLink Freight_transport.
- Sonar wikiPageWikiLink Frequency.