Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Aeronautics

NAND gate

Aviation; Aeronautics

A NOT AND logic gate having two or more inputs and one output. The output is a logic zero (NOT one) if all of the inputs are logic one. The symbol for a NAND gate is the same as ...

NOT gate

Aviation; Aeronautics

A NOT gate is an inverter. A NOT gate has one input and one output, and the logic condition at the output is always opposite the logic condition at the input. The symbol for a NOT ...

NOR gate

Aviation; Aeronautics

A NOT OR logic gate that has two or more inputs and one output. The output is logic zero (NOT one) when the signal on any one of the inputs is logic one. The symbol for a NOR gate ...

notice to airmen (NOTAM)

Aviation; Aeronautics

A notice containing information (not known sufficiently in advance to publicize by other means) concerning the establishment, condition, or change in any component (facility, ...

placard

Aviation; Aeronautics

A notice placed on an aircraft in plain sight of the appropriate crew member to give information pertinent to the operation of the aircraft. Operations limitations as well as ...

Airworthiness Alert

Aviation; Aeronautics

A notice sent by the FAA to certain interested maintenance personnel, identifying problems with aircraft that have been gathered from Malfunction and Defect Reports. These are ...

choked nozzle

Aviation; Aeronautics

A nozzle in a gas turbine engine that limits the speed of the gases flowing through it. The gases speed up until they reach the speed of sound. At this point, a normal shock wave ...