The Six Pack: Basic Flight Instruments
Pilot Institute
JANUARY 27, 2025
To understand why the six primary instruments look the way they do, you need to have a basic understanding of how they function. The six primary instruments (the six-pack) are the Attitude Indicator (AI), Heading Indicator (HI), Turn Coordinator, Airspeed Indicator, Altimeter, and the Vertical Speed Indicator (VSI).
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