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FAA Transponder Requirements Explained

Pilot Institute

A transponder is not required unless an aircraft is operating: In Class A, Class B, or Class C airspace. Above 10,000 feet Mean Sea Level (MSL), excluding airspace below 2,500 feet Above Ground Level (AGL). Above, and within the lateral boundaries of Class B or Class C airspace up to 10,000 feet MSL.

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Class E Airspace Explained

Pilot Institute

Key Takeaways Class E airspace is the most common controlled airspace in the United States. It typically begins at 1200 feet AGL but can start lower in some locations. Introduction to Class E Airspace Class E airspace is the most common type of controlled airspace.

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Pilot’s Guide to Airspace

Flight Training Central

Class C Class C airspace surrounds airports handling a moderate volume of air traffic and resembles a two-layer upside-down wedding cake in shape. It typically extends to 4,000′ AGL. To operate in Class C, you’ll need to establish communications with ATC and hold at least a student pilot certificate.

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Practical Guide to Drone Laws & Regulations for Remote Pilots

Plane and Pilot

Maximum altitude : Drones must be flown at or below 400 feet Above Ground Level (AGL). Some exceptions exist when flying around buildings, but 400 feet AGL is a good number to remember. Airspace authorization : For operations in controlled airspace (Class A, B, C, D, and E), pilots must obtain prior authorization from the FAA.

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Class B Airspace Explained

Pilot Institute

VFR flyways, corridors, and transition routes help VFR traffic transit the crowded airspace. What is Class B Airspace? Class B (or Bravo) airspace surrounds the busiest airports in the country. The airspace funnels vast traffic volumes to and from major metro areas.

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Class C Airspace Explained

Pilot Institute

To operate in Class C airspace, the FAA has set speed limitations to improve traffic flow and safety: Under 2500 feet AGL and within 4 NM of the main airport, the aircraft must maintain 200 knots or less. Tips to avoid violations in Class C airspace: Evaluate the charts and airport/facility directories before flying.

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Common Mistakes Pilots Make at Non-Towered Airports

Pilot Institute

Pattern altitudes are typically 1,000 feet above ground level (AGL) for piston aircraft. SVFR is only available in controlled airspace (Class B, C, D, or E surface areas) where ATC services are available. Flight Service will contact the Air Traffic Control facility that oversees the airspace of your intended destination.

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