Using a metric barometer, you should put a magnet in between the two, and the altitude on the altimeter should immediatley go to zero. if it is not at zero, but a negative or positive, you know it is off by that number.
Example: -7 ft. ----- This means your altimeter is 7 feet below the accurate number.
YES. radio altimeter is programmed to read accurate with landing gear down i.e. height of the tyres above the ground. Therefore if the configuration is clean the altimeter will underread.
Well, the main problem was its radar. You see, the F-111's altimeter was a radar altimeter. With the ash on the ground in Vietnam interfering with the radar, it was very rarely accurate.
The main difference between altimeter and cabin altimeter is the place where they take their pressure: Altimeter takes the pressure from static ports, while cabin altimeter takes it's pressure from the cabin.
There isn't one because it is a noun
The altimeter setting region refers to the area of an airport where a specific altimeter setting is in use for all aircraft operating within that region. This is crucial for ensuring accurate altitude readings and maintaining safe vertical separation between aircraft. Pilots must set their altimeters to the correct setting in order to accurately determine their altitude above mean sea level.
true altitude at field elevation.
In order to answer your question, first I will briefly explain how an altimeter works. An altimeter senses current atmospheric pressure, and converts it into an altitude reading. The lower the pressure, the higher altitude it will show. In aviation, the pilot needs to select the correct altimeter setting before takeoff and during flight in order to get a correct reading. This is required because the pressure at sea level changes based on weather conditions. For example, if I parked my aircraft at an airport, then came back the next morning, my altimeter would give me a different reading than before because the weather conditions changed slightly overnight. I would then have to change the altimeter to the current local altimeter setting. The local altimeter setting is defined as the atmospheric pressure at Mean Sea Level (MSL) in inches of mercury. Once the altimeter has the pressure at sea level, it can give an accurate reading of the current altitude. Air Traffic Control keeps pilots updated on the local altimeter settings as they fly. The other way to calibrate an altimeter, this only works on the ground, is to turn the pressure selector until the altimeter show the elevation of the airport you are currently at. At this point, the pressure shown is the local altimeter setting.
My handheld GPS instrument has a barometric altimeter in it also.
My GPS instrument contains a barometric altimeter.
My wristwatch has an altimeter, which as a backpacker, I find very useful.
An altimeter is a piece of apparatus which measures someone's altitude.
An altimeter is an altitude measuring device (alti + meter).