The Pitot-Static System: How It Works
Pilot Institute
DECEMBER 12, 2024
To find True Airspeed (TAS), youll need to account for these effects. The atmospheric, or static pressure, varies with altitude and weather. The altimeter uses the input from the static port to determine the altitude. As the name implies, the VSI shows the rate of the aircrafts climb or descent.
97 
Let's personalize your content