AN/FPS-118 Over-The-Horizon-Backscatter (OTH-B) Radar
Why the open web links it
Explains the development and operation of the AN/FPS-118 OTH-B radar system, a pioneering long-range radar technology.
Linked by 2 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including hackaday.com, omeka.net.