Questions tagged [ads-b]

ADS-B (Automatic Dependent Surveillance - Broadcast) is a surveillance technology that works by broadcasting GNSS position, velocity and identity to interested parties. It can be used as a supplement to or alternative to radar systems for tracking aircraft. It is a component of the FAA's NextGen ATC improvements, as well as the European SESAR programme.

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What is the current state of the practice regarding surveillance and surveillance data integrity?

I am experiencing difficulties in finding out exactly how air traffic surveillance works in practice, and more specifically what is done to verify the integrity of surveillance data. ADS-B and other ...
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How do you reconcile an airline flight number with an ADS-B record, is this possible?

If you go look at arriving flights at an airport, you'll see something like "American Airlines Flight 224." How do you cross reference that ADS-B flight data? Is this possible? Seems like there's ...
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Would FAR 91.227, or any other regulation, forbid use of ADS-B-out in an unregistered ultralight?

Would FAR 91.227, or any other regulation, forbid use of ADS-B-out in an unregistered ultralight? Could the N-number field simply be left blank, without violating any regulation or law? One possibly ...
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How does the ADS-B signal transmission randomization work?

As the FAA mentions, the ADS-B messages like Identification, Position and Velocity are transmitted randomly uniquely between $ 04 \pm 02 $ sec. How does the transmitter define that randomization? Is ...
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Do ferry flights to the US that are not ADS-B Out equipped require a special ferry permit from 1 Jan 2020?

The aircraft is not compliant with ADS-B Out DO 260B and will be parked in Arizona after return. Can this aircraft fly to the State for ferry flight only to US without ADS-B Out DO 260B? Should I ...
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Where can I find an example of a raw 1090ES message for testing?

Can anyone provide a raw 1090ES Aircraft Operation status message (DO-260B standard) so I can test my decoding logic?
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50 views

What is the relationship between ADS-B IN/OUT and different mode transponders?

What is the relationship between ADS-B IN/OUT system and different mode transponders? Can a aircraft with mode A or C transponder have the ADS-B in/out capability, that is getting more detailed ...
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307 views

A question about FAR 91.225(e)(2) — pertains to ADS-B-out requirement and exemption for aircraft with no electrical system

This is a question about FAR 91.225 (requirement for ADS-B-out) and where aircraft with no electrical system will be able to fly. FAR 91.225 exempts aircraft with no electrical system from many of ...