An M6.7 solar flare erupted on Oct. 8 and pushed X-ray output past the M5 threshold that sets off NOAA’s R2 (Moderate) radio blackout rating. The Space Weather Prediction Center’s alert went out at 15 ...

Using the Tianma Radio Telescope (TMRT), researchers from the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences conducted 66 simultaneous dual‑frequency (2.25 GHz/8.60 GHz) ...

AUSTIN, Texas--(BUSINESS WIRE)--FlexRadio Systems will collaborate with BAE Systems on a multi-year contract for the U.S. Air Force to provide high frequency (HF) software defined radios for its ...

The Air Force Life Cycle Management Center’s Electronic Warfare and Avionics Program Office at Robins Air Force Base, Georgia, will transform legacy airborne high frequency radio systems into assured, ...

Stimulated Brillouin scattering experiments in the ionospheric plasma using a single electromagnetic pump wave have previously been observed to generate an electromagnetic sideband wave, emitted by ...

ROCHESTER, N.Y., 26 Dec. 2009. Harris Corp., an international communications and information technology company, won a $228 million order from the U.S. Marine Corps to provide Falcon II AN/VRC-104 ...

Using wideband technology high frequency communications can offer commensurate or increased data throughput over satellite communications in normal or satellite-denied environments to augment command ...

Military units from across the world participated in Noble Skywave, a global cyber contest, at U.S. Army Garrison Baumholder, Germany, from Oct. 26 to 27, 2022. Noble Skywave is a multi-national ...

A scout in Tobago uses a Barrett Communications high-frequency radio. (Photo provided by TEMA.) The disaster management agency in the Caribbean island nation of Tobago is bolstering its emergency ...