ADS-R

Cleared Direct Aug 23, 2026

The Two ADS-B Frequencies, Nine Seventy-Eight UAT and Ten Ninety ES, and the ADS-R Rebroadcast That Had to Stitch America's Split Datalink Back Together

Why US ADS-B runs on two frequencies, how ADS-R stitches them together, and why a receive-only box hides traffic from you.

Vector

Cleared Direct Aug 16, 2026

The Two ADS-B Links, Ten Ninety ES and Nine Seventy-Eight UAT, and Why the FAA Has to Rebroadcast Traffic So the Two Halves of the Sky Can See Each Other

Radio Hangar explores The Two ADS-B Links, Ten Ninety ES and Nine Seventy-Eight UAT, and Why the FAA Has to Rebroadcast Traffic So the Two Halves of the Sky Can See Each Other.

Vector

Cleared Direct Aug 3, 2026

ADS-R, the Rebroadcast That Vouches for You, and Why the Airplane on the Other Frequency Is Invisible Until a Ground Station Ties the Picture Together

ADS-R is why your ADS-B traffic display can be lying to you - here's how the dual-link system works and why you need ADS-B Out.

Vector

Cleared Direct Jul 31, 2026

The Dual-Link Split, Why America Runs ADS-B on Two Frequencies at Once, and the Ground Rebroadcast That Keeps 978 and 1090 From Ever Meeting in the Air

Why the U.S. runs ADS-B on two frequencies - 978 and 1090 MHz - and how ground stations bridge the gap for pilots.

Vector

Cleared Direct Jul 26, 2026

TIS-B, ADS-R, and the Ghost Target - How the Ground Network Stitches Together the Traffic on Your Screen, From the Avionics Hangars at Oshkosh

Why a ghost target of your own airplane appears on ADS-B traffic displays - and what it reveals about how the ground network builds your picture.

Vector