sonobuoy
21Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …
22Japanese submarine I-52 — I 52 , code named Momi (樅, Japanese for evergreen or fir tree ) was a Type C 3 cargo submarine of the Imperial Japanese Navy used during World War II for a secret mission to Lorient, France, then occupied by Germany, during which she was… …
23CH-148 Cyclone — Infobox Aircraft name = CH 148 Cyclone caption= type=Maritime helicopter manufacturer= Sikorsky Aircraft designer= first flight= introduced= retired= status= Developmental primary user= Canadian Forces produced= number built= unit cost= USD… …
24Doppler effect — Change of wavelength caused by motion of the source. An animation illustrating how the Doppler effect causes a car engine or siren to soun …
25S-3 Viking — Infobox Aircraft name=S 3 Viking type=Anti submarine aircraft manufacturer=Lockheed Corporation caption=An S 3B Viking launches from the catapult aboard USS Abraham Lincoln . first flight= 21 January 1972 introduction=1974 retired= status=… …
26SH-3 Sea King — Infobox Aircraft name=SH 3 Sea King caption= US Navy SH 3H Sea King helicopters type= ASW/Medium lift transport/utility helicopter national origin = United States manufacturer= Sikorsky Aircraft designer= first flight= 11 March, 1959.… …
27P-3 Orion — infobox Aircraft name = P 3 Orion caption = U.S. Navy P 3C Orion assigned to VP 22 type = Maritime patrol aircraft national origin = United States manufacturer = Lockheed designer = first flight = 25 November 1959 introduction = 1962 status =… …
28USS Tripoli (CVE-64) — The first USS Tripoli (CVE 64) was an Casablanca class escort carrier of the United States Navy.She was built under a Maritime Commission contract (MC hull 1101) at Vancouver, Washington, and was laid down by the Kaiser Shipbuilding Co. on… …
29CH-124 Sea King — Infobox Aircraft name= CH 124 Sea King caption= A Canadian Forces CH 124 Sea King type= ASW / utility helicopter national origin= United States / Canada manufacturer= Sikorsky Aircraft United Aircraft of Canada (assembly) first flight=… …
30Anti-submarine warfare — (ASW or in older form A/S) is a branch of naval warfare that uses surface warships, aircraft, space craft or other submarines to find, track and then damage or destroy enemy submarines. Like many forms of warfare, successful anti submarine… …
