All common video signal types--composite, RF, s-video, component, SDI, and the various flavors of RGB--are ordinarily run in coaxial cables, or, as the shorthand term goes, "coax." The features of ...
On February 24, 1987, a spectacular signal was seen as never before. From 165,000 light-years away, the first signals from a recently destroyed star — a core-collapse supernova — arrived on Earth.
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