compass compensating

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• Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …   Wikipedia

• compensating magnets — Two or more magnets on a magnetic compass to correct or minimize deviation. Typical arrangements of compensating magnets …   Aviation dictionary

• compass swing — noun The process of swinging and compensating a ship or aircraft compass by determining and reducing the deviation coefficients and recording the residual deviations; now done by computer …   Wiktionary

• compensating magnet — noun : compass corrector …   Useful english dictionary

• vernier compass — noun : a surveyor s compass with a vernier by means of which a compensating adjustment may be made for magnetic variation to enable the reading of the correct bearings directly from the compass * * * Survey. a compass on a transit (vernier… …   Useful english dictionary

• quadrantal correctors — Masses of soft iron placed near a magnetic compass to correct for quadrantal deviation. These serve the same purpose as compass compensating magnets …   Aviation dictionary

• Timeline of Chinese history — History of China ANCIENT …   Wikipedia

• Magnetic deviation — Deviation table for steering compass on Dar Młodzieży Magnetic deviation is the error induced in a compass by local magnetic fields, which must be allowed for, along with magnetic declination, if accurate bearings are to be calculated. In… …   Wikipedia

• List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …   Wikipedia

• Binnacle — A binnacle is a case or box on the deck of a ship, generally mounted in front of the helmsman,in which navigational instruments are placed for easy and quick reference as well as to protect the delicate instruments.A binnacle may be subdivided… …   Wikipedia

• acceleration error — i. An error in magnetic compasses caused by acceleration forces acting on the dip compensating weight when an aircraft is flying in an east west direction. In the Northern Hemisphere, when the aircraft accelerates in an east west direction the… …   Aviation dictionary