Aeronautical Information Manual Instrument Flight Rules VOR 
Pilot Institute
JUNE 19, 2025
Say, for example, that you’re going to depart for an Instrument Flight Rules (IFR) flight in fog. The Aeronautical Information Manual (AIM) defines the touchdown zone as the first 3,000 feet of the runway beginning at the threshold, and the touchdown zone markers are spaced 500 ft apart.
Pilot Institute
APRIL 26, 2024
The FAA’s Aeronautical Information Manual (AIM) is a fantastic resource. IFR vs VFR Radio Calls Different flight rules have different radio calls. When starting out, you will fly under visual flight rules (VFR). Instrument flight rules flying (IFR) is more procedural, meaning more radio calls.
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