Automatic Dependent Surveillance-Broadcast (ADS-B)

ADS-B is a surveillance technology in which aircraft broadcast their GNSS-derived position, altitude and identity for air traffic control and other aircraft.

What is Automatic Dependent Surveillance-Broadcast (ADS-B)?

Most drones are prohibited from transmitting ADS-B Out in the US to avoid congesting the frequency, but many receive ADS-B In to detect crewed aircraft.

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