searchlight signal

См. также в других словарях:

• Searchlight (disambiguation) — Searchlight may refer to:* Searchlight, device to illuminate the sky while searching for aircraft * Searchlight, a certain type of railway signal * Operation Searchlight was a brutal military pacification carried out by the Pakistan Army in March …   Wikipedia

• Railway signal — Not to be confused with Railway signalling. A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers. The driver interprets the signal s… …   Wikipedia

• Operation Searchlight — Part of Bangladesh Liberation War Date March 26, 1971 – May 25, 1971.[1] Location …   Wikipedia

• Bat-Signal — Infobox comics elements name = Bat Signal imagesize = caption = The Gotham City Police Department with the Bat Signal. Cover of Gotham Central #1. Art by Michael Lark. publisher = DC Comics debut = Detective Comics #60 (February 1942) creators =… …   Wikipedia

• North American railroad signals — Main article: North American railway signaling Baltimore and Ohio Railroad Color Position Light bracket masts at Magnolia, West Virginia North American railroad signals generally fall into the category of multi headed electrically lit units… …   Wikipedia

• Прожекторный светофор — (англ. searchlight signal) световой сигнальный прибор, предназначенный для передачи машинисту локомотива (или другой подвижной единицы) информации о занятости пути и разрешения на движение. От линзового светофора отличается тем, что один… …   Википедия

• SCR-268 radar — The SCR 268 (for Signal Corps Radio no. 268 ) was the US Army s first radar system. It was developed to provide accurate aiming information and used in gun laying systems and directing searchlights against aircraft.The system was already… …   Wikipedia

• Inner German border — Innerdeutsche Grenze North and central Germany …   Wikipedia

• Australian railway signalling — Just as the railways of Australia has suffered issues from incompatible rail gauges, the different states have tended to go their own way regarding railway signalling practice.New South WalesThe signalling system in New South Wales consists… …   Wikipedia

• History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …   Wikipedia

• Battle of the Atlantic (1939–1945) — Infobox Military Conflict conflict = Battle of the Atlantic partof = World War II caption = Officers on the bridge of an escorting British destroyer keep a sharp look out for enemy submarines, October 1941 date = September 3 1939 May 7 1945 place …   Wikipedia