From the HamSCI 2020 Conference, David Smith, W6EY, talks to us about Using amateur radio to validate model‐based properties of earth's protective shield.
HamSCI Website: https://hamsci.org
HamSCI 2020 Complete Playlist: https://www.youtube.com/playlist?list=PLs_Ab58w9LI-QR_iKPAfplFGivnFqhVfs