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Liveboth stations up

Aircraft, two stations

Aircraft broadcast their position continuously on 1090 MHz. Two of my receivers listen, 800 miles apart.

Indiana
Backyard mast, shared with the satellite antennas
Florida
Weatherproof box on a tile roof in Destin
Band
1090 MHz, plus 978 MHz at the Florida site

Aircraft, two stations, one map

Two ADS-B receivers. One in a in , one in . Both decode 1090 MHz Mode S off dump1090. Every marker is a position one of them is hearing right now, colored by which one caught it. Arrowheads point along the track.

▲ Destin 0·▲ Indiana 0·0 aircraft live

·· refreshes every 8s · tap a station to highlight its planes, tap a plane for details0 live

Two sites, no overlap

The stations are far enough apart that the map is two separate coverage bubbles rather than one picture. The Florida site looks out over flat water; the Indiana site is inland with trees around it, and the difference in range is visible.