aneroid pressure diaphragm

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• Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …   Wikipedia

• aneroid — adjective Etymology: French anéroïde, from Greek a + Late Greek nēron water, from Greek, neuter of nearos, nēros fresh; akin to Greek neos new more at new Date: circa 1848 using no liquid; specifically operating by the effect of outside air… …   New Collegiate Dictionary

• Pitot-static system — A pitot static system is a system of pressure sensitive instruments that is most often used in aviation to determine an aircraft s airspeed, Mach number, altitude, and altitude trend. A pitot static system generally consists of a pitot tube, a… …   Wikipedia

• Barometer — Schematic drawing of a simple mercury barometer with vertical mercury column and reservoir at base …   Wikipedia

• manometer — An instrument for indicating the pressure of any fluid or the difference in pressure between two fluids, whether gas or liquid. [G. manos, thin, scanty, + metron, measure] aneroid m. a m. in which the pressure is indicated by a revolving pointer… …   Medical dictionary

• vertical speed indicator — A flight instrument that indicates the rate of climb or descent or the zero, or level, position at 9 o’clock. The VSI is a sensitive pressure gauge that senses the rate of change of static pressure. Atmospheric pressure is led directly into an… …   Aviation dictionary

• Supermarine Spitfire variants: specifications, performance and armament — Spitfire Role Fighter Manufacturer Supermarine Designer R. J. Mitchell First flight 5 March 1936 Introduction 1938 Retired 1955, RAF Primary user Royal Air Force …   Wikipedia

• Analog signal — An analog or analogue signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e analogous to another time varying signal. It differs from a digital… …   Wikipedia