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The Pitot-Static System: How It Works

Pilot Institute

To find True Airspeed (TAS), youll need to account for these effects. If theyre blocked, your instruments can give false or no readings. In Instrument Meteorological Conditions (IMC), you must rely on instruments, so knowing how to diagnose these issues is critical.

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IFR Flight Planning: Best Tips for Pilots

Pilot Institute

IFR Currency Requirements As a pilot, you must remain proficient in flying under Instrument Meteorological Conditions (IMC). The FAA requires specific currency requirements to maintain your instrument flying privileges. Within the Past 6 Months, You Must Log: 6 instrument approaches. True airspeed.