The Decca Navigator System was a hyperbolic radio navigation system that allowed ships and aircraft to determine their position by using radio signals...

Air Force for use by RAF Bomber Command. This was followed by the Decca Navigator System in 1944 by the Royal Navy, along with LORAN by the US Navy for long-range...

book by Jessica Mitford Decca Navigator System, a defunct marine and aeronautical navigation system Decca Radar, later Racal-Decca Marine, a defunct marine...

commercial ventures after the war, in particular, the Decca Navigator System, and the Decca Radar company. Decca Radar launched its first marine radar, the 159...

accurate than the timing system used by the master/secondary stations. By this time the Loran-C and Decca Navigator systems were dominant in the medium-range...

g., Gee, Sonne (a.k.a. Consol), LORAN(-A and -C), Decca Navigator System and Omega Navigation System) that significantly reduced the need for positioning...

of ships and aircraft. Examples are the Decca Navigator System and LORAN. Nowadays, local positioning systems are often used as complementary (and in...

and Ireland, the system was implemented as a maritime navigation aid to fill the gap left by the demise of the Decca Navigator System in 2000. With a network...

radio navigation system operated on 100 kHz. In the past, the Decca Navigator System operated between 70 kHz and 129 kHz. The last Decca chains were closed...

hyperbolic navigation system, pulse timing systems like Gee and LORAN, and phase-timing systems like the Decca Navigator System. The former requires sharp...

the development of the Decca Navigator System and the company's subsequent expansion to become a leader in maritime radar systems. He later worked for Plessey...

Radio navigation systems came into general use after World War II. Several systems were developed including the Decca Navigator System, the US coastguard...

officer during World War II William J. O'Brien, inventor of the Decca Navigator System William P. O'Brien (police commissioner) (1891–1960), American police...

cities. Decca, OMEGA, and LORAN-C are three similar hyperbolic navigation systems. Decca was a hyperbolic low frequency radio navigation system (also known...

point of arrival of the bullet on a firing range target. Decca Navigator System – A system used from the end of World War II to the year 2000, employing...

positions, and hyperbolic trilateration is the principle used by the Decca Navigator System and LORAN. Similarly, the location of an aircraft may be determined...

confined areas in the jungle. All the aircraft were equipped with the Decca Navigator System. Aircraft maintenance support and availability of spare parts required...

officers, 74 ratings Sensors and processing systems ASDIC Radio Radar Gyrocompass Echo sounder Decca Navigator System Electronic warfare & decoys Degaussing...

The company diversified during World War II to make radar and the Decca Navigator System. The Shannon typewriter company manufactured at Shannon Corner to...

officers, 74 ratings Sensors and processing systems ASDIC Radio Radar Gyrocompass Echo sounder Decca Navigator System Electronic warfare & decoys Degaussing...

Formed from No. 1 (Signals) Wing RAF to control Gee (navigation) and Decca Navigator System chains No. 144 Signals Unit RAF 1951 RAF Bawdsey, 1953-1958 RAF...

the busiest area of sea in the world. The Decca Navigator System was a hyperbolic radio navigation system for commercial use that was installed in the...

salt water. Available navigation equipment installed included a Decca Navigator System, VOR, and ADF receivers. During the flight, the co-pilot had asked...

Shipyard, Brooklyn, New York; Used mainly for rescue, movie and Decca Navigator System research. PIKE'S ARM Launched 1962; Rig: motor vessel; Material:...

have numerous modifications to include elaborate weapons and anti-pursuit systems, alternative transportation modes, and various other functions. One car...

the minelayers while the fields were placed. After testing the Decca Navigator System at Moray Firth in early 1944, Scott surveyed positions for the blockships...

things, to the introduction of a new navigation system. It was then that the Decca Navigator System in the Baltic Sea became a reality. During the 1950s...

convoy operations in the late war period. Another British system from the same era was Decca Navigator. This differed from Gee primarily in that the signals...

replaced with the Decca Navigator System (Mark 6), which directly output measurements on three dials. By locating both the ADI and Decca output on the navigation...

development led him to play a leading role in the introduction of the Decca Navigator System for hyperbole navigation in the southern Baltic Sea. The facilities...