Remove Indicated Airspeed Remove Lift Remove Visual Flight Rules
article thumbnail

Exploring the Intricacies of the Airspeed Indicator

Pilot's Life Blog

True Airspeed vs Indicated Airspeed VS Equivalent Airspeed Since airspeed indicators use air pressure to measure speed, the indicated airspeed can be less than the actual airspeed at higher altitudes. True airspeed (TAS) is the difference between the indicated airspeed and actual speed.