#hfdf — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #hfdf, aggregated by home.social.
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You might be interested in the KiwiSDR work being done to do TDOA based geolocation of HF transmissions. There is a writeup on the RTL-SDR weblog here
https://www.rtl-sdr.com/kiwisdr-tdoa-direction-finding-now-freely-available-for-public-use/
from the announcement, and quite a bit of subsequent work to automate and make it easier.
Martin G8JNJ is referenced in the article.
For lots of technical details see
https://www.rtl-sdr.com/thesis-on-locating-transmitters-with-tdoa-and-rtl-sdrs/
It's a masters thesis from Jan Hrach, U Karlova (Czech Republic).