David

Longitudinal stability

Everyday English Longitudinal stability is the quality that makes an aircraft stable about its lateral axis. It involves the pitching motion as the aircraft’s nose moves up and down in flight.    A longitudinally unstable aircraft has a tendency to dive or climb progressively into a very steep dive or climb, or even into a stall. Podélná stabilita […]

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False horizon

Everyday English A false horizon is an illusion caused by flying over a banked cloud, night flying over featureless terrain with ground lights that are indistinguishable from the dark sky with stars.    Or during a night flies over a featureless terrain with a clearly defined pattern of ground lights and starless sky.    The disoriented pilot will operate

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Aircraft Proximity

Everyday English AIRPROX – short for Aircraft Proximity is a term used for the situation in which two aircraft come dangerously close.   AIRPROX incidents can occur for various reasons including miscommunication between ATC and pilots. Errors in navigation or altitude control or simply due to the density of air traffic in certain airspace.   Ultimately

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Boost pump

Everyday English It is an electrically driven fuel pump usually of the centrifugal type.   It is located close to the lowest point of fuel tanks lines to provide fuel to the engine.   Especially for starting or to provide fuel pressure in case of engine driven pump failure.   It also pressurizes the fuel

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Aircraft Proximity

Everyday English AIRPROX – short for Aircraft Proximity is a term used for the situation in which two aircraft come dangerously close.   AIRPROX incidents can occur for various reasons including miscommunication between ATC and pilots. Errors in navigation or altitude control or simply due to the density of air traffic in certain airspace.   Ultimately

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Runway incursion

Everyday English In a recent runway incursion incident at a major international airport a commercial airliner was cleared for takeoff on Runway 27L while another aircraft a business jet was given clearance to cross the same runway.   Unfortunately, due to miscommunication of both aircraft the business jet began its crossing just as the airliner started its takeoff roll.

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Runway Visual Range

Everyday English RVR or Runway Visual Range is a crucial measurement in aviation that assesses visibility and helps pilots during takeoff, landing and taxiing.   It measures the distance along the runway surface that a pilot can visually perceive.   RVR values are typically reported in feet or meters. Can be found in ATIS or NOTAM reports.

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