Antenna Associates is a Massachusetts-based developer of Identification Friend or Foe (IFF) and secondary surveillance radar (SSR) antenna systems. Its products are deployed worldwide across a range ...

Modelithics announces the Guerrilla RF into the Modelithics Vendor Partner (MVP) Program at the Sponsoring level. Guerrilla ...

TAMPA, Fla. — Astranis announced plans Nov. 5 to roll out a mobile ad-hoc network service called Vanguard, using its small geostationary satellites to extend the range of point-to-point communications ...

Conquer Colorado trails with this adventure-ready 2015 Subaru Outback Premium in Denver, featuring skid plates, rock sliders, ...

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

Abstract: We investigate spectrum sensing in cognitive radios with large antenna arrays. Gigantic MIMO and extra-large array antennas are fundamental technologies in 5G and future 6G networks, as well ...

Abstract: This paper discusses the fundamental principles of a cognitive-radio RF system. The key points required to achieve a true cognitive-radio device are outlined. The operation of a ...

A “thoughtful” 71-year-old disabled radio amateur has applied for permission to install a reinforced concrete base station for his 9m back garden antenna. Peter Crowley moved to Telford last year ...

The largest of three newly found ring shaped structures in the cosmos are almost a million light-years across. Citizen scientists have found several new "odd radio circles<" or ORCs, in distant, ...