Altimeter

Definition

A barometric instrument measuring altitude by sensing atmospheric pressure changes. Requires proper setting to display correct altitude. Errors increase with distance from the pressure setting source.

Related Terms

Altimeter Setting(QNH)

The barometric pressure adjusted to sea level used to set the altimeter so it re...

Pressure Altitude

The indicated altitude when the altimeter is set to 29.92 inHg (1013.25 hPa). Us...

Encoding Altimeter

An altimeter that provides digitized altitude information to the transponder for...

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