Altimeter - Wikipedia
An altimeter or an altitude meter is an instrument used to measure the altitude of an object above a fixed level. [1] The measurement of altitude is called altimetry, which is related to the term bathymetry, the …
Altimeter | Barometric Pressure, Altitude Measurement & Aviation ...
altimeter, instrument that measures the altitude of the land surface or any object such as an airplane.
Simple Ways to Read an Altimeter: 9 Steps (with Pictures) - wikiHow
Jan 2, 2026 · An altimeter is a device that uses air pressure, or barometric pressure, to determine altitude above sea level. Altimeters are important instruments both in aviation and in wilderness …
Altimeter - National Geographic Society
Oct 19, 2023 · An altimeter is a device that measures altitude, the distance of a point above sea level. Altimeters are important navigation instruments for aircraft and spacecraft pilots who monitor their …
Altimeter Technology Explained: How We Measure Altitude Across Air ...
Apr 25, 2025 · An altimeter is one of the most indispensable instruments in both aviation and geospatial science, responsible for measuring altitude —the vertical distance between a reference level, …
What Is an Altimeter and How Does It Work? - thedailyeco.com
Oct 22, 2024 · An altimeter is a device that measures altitude, meaning the vertical distance between a given point and certain fixed level. In most practical uses, this fixed level is sea level. Its use is …
How Does the Altimeter Work? - measuregadget.com
Nov 21, 2025 · The altimeter remains fundamental to how aircraft instruments work. Understanding how barometric altimeter works—measuring atmospheric pressure to determine altitude—is essential for …
Altimeter: A Guide to Altitude and Pressure Measurement
Sep 17, 2024 · An altimeter measures altitude, or height above sea level, and is used in aviation, mountaineering and scientific research. How to Read an Altimeter is a key skill for anyone relying on …
How do altimeters work - Explain that Stuff
Mar 20, 2022 · Measuring the air pressure is therefore (in theory, at least) a simple and effective way of measuring altitude. The altimeters onboard most planes are actually aneroid barometers (pressure …
Altimeters: how they work and their role in aviation - AeroTime
Nov 14, 2023 · Altimeters are instruments that perform a critical role in ensuring the safety of flights. The most commonly used is a pressure (barometric) altimeter.