Cosmic Radio Signals from Sun and Stars

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KirtB
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Cosmic Radio Signals from Sun and Stars

Post by KirtB » Wed Jul 26, 2017 10:07 pm

Cosmic Radio Signals from Sun and Stars, March 1948 Radio Craft

National defense needs have pushed back the frontiers of science and technology since time immemorial. Mechanics, chemistry, medicine, mathematics, psychology, astronomy, electricity, and as of the late nineteenth century, electronics. Astronomy was useful as a navigational tool and required a very sophisticated knowledge of geometry and algebra to make it accessible to seafaring men, cartographers, and land surveyors. Since the early 1900s, radio astronomy has played a huge role in the advancement of super-sensitive receiver designs. Most people think of information arriving to them in two or maybe three forms: sound, visible light, and some (but not many) even consider radio waves. As over-the-air AM and FM radio broadcasts die out, even fewer people are aware of radio … http://www.rfcafe.com/references/radio-craft/cosmic-radio-signals-march-1948-radio-craft.htm
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