Pilot Institute

SEPTEMBER 26, 2024

Aircraft need to have a two-way radio, transponder with Mode C, and Automatic Dependent Surveillance-Broadcast (ADS-B) Out equipment. Class C airports’ speed limits require aircraft within 4 Nautical Miles (NM) of the primary airport and below 2500 feet to maintain an Indicated Airspeed (IAS) of 200 knots or less.

Clearance 52

Clearance Transponder Knot Indicated Airspeed 52

Pilot Institute

APRIL 24, 2024

All aircraft inside the veil must have an operating Mode C transponder and ADS-B Out. A Mode-C transponder (automatic altitude reporting capability) inside the Mode C Veil. This effectively limits traffic in Class B to 250 knots due to 14 CFR § 91.117(a). However, you will need an operating Mode C transponder and ADS-B Out.

Clearance 52

Clearance Ceiling Airspace Classes Transponder 52

Universal Weather

JANUARY 24, 2025

be equipped with an appropriate transponder with ADS-B Out capabilities that performs to the Minimum Operational Performance Standards of RTCA DO-260B, or newer; and have antenna capability for broadcast toward both ground-based as well as space-based ADS-B receivers. For more information, see AIP ENR 1.6.3.

True Airspeed 59

True Airspeed Instrument Flight Rules Knot Air Traffic Control 59

Universal Weather

APRIL 9, 2024

be equipped with an appropriate transponder with ADS-B Out capabilities that performs to the Minimum Operational Performance Standards of RTCA DO-260B, or newer; and have antenna capability for broadcast toward both ground-based as well as space-based ADS-B receivers. For more information, see AIP ENR 1.6.3.

True Airspeed 52

True Airspeed Instrument Flight Rules Knot Air Traffic Control 52

Flight Training Central

APRIL 29, 2024

They are generally established below 10,000′ MSL for operations at speeds above 250 knots. MTR’s with segments above 1,500′ AGL are identified by a three-digit number. MTR’s flown entirely below 1,500′ AGL are identified by a four-digit number. VFR pilots must file a D.C. SFRA flight plan.

Clearance 111

Clearance AGL NOTAMs Pilot 111