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USAF Considering Reuse of Previous Backscatter Sites

Frank Wolfe

Thursday, March 30th, 2023

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USAF Considering Reuse of Previous Backscatter Sites

A 1980 Photo of the OTH-B Site in Moscow, Maine (Lirbary of Congress)

The U.S. Air Force said that it is considering reuse of the previous Over the Horizon Backscatter (OTH-B) radar sites to augment the U.S.-Canadian North Warning System (NWS). In fiscal 2024 the Air Force requests more than $423 million for rapid prototyping of OTH-B to supplement NWS, including funds to satisfy a classified U.S. European Command requirement, $360 million to fund the first two OTH-B sites in the U.S., and funds for the detection of stratospheric balloons and unidentified aerial…

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