radio telescope wikipedia - EAS
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Radio telescope - Wikipedia
A radio telescope is a specialized antenna and radio receiver used to detect radio waves from astronomical radio sources in the sky. Radio telescopes are the main observing instrument used in radio astronomy, which studies the radio frequency portion of the electromagnetic spectrum emitted
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Xem thêmThe first radio antenna used to identify an astronomical radio source was built by Karl Guthe Jansky, an engineer with Bell Telephone Laboratories, in 1932. Jansky was assigned the task of identifying sources of
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Xem thêmThe range of frequencies in the electromagnetic spectrum that makes up the radio spectrumis very large. As a consequence, the types of antennas that are used as radio telescopes vary widely in design, size, and configuration. At wavelengths of 30 meters
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Xem thêmOne of the most notable developments came in 1946 with the introduction of the technique called astronomical interferometry, which means combining the signals from multiple
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Xem thêmMany astronomical objects are not only observable in visible light but also emit radiation at radio wavelengths. Besides observing energetic
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Xem thêm• Rohlfs, K., & Wilson, T. L. (2004). Tools of radio astronomy. Astronomy and astrophysics library. Berlin: Springer.
• Asimov, I. (1979). Isaac Asimov's Book of facts; Sky Watchers. New York: Grosset & Dunlap. pp. 390–399. ISBN 0-8038-9347-7...
Xem thêm• Aperture synthesis
• Astropulse – distributed computing to search data tapes for primordial black holes, pulsars, and ETI...
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Radio telescope - Simple English Wikipedia, the free ...
Radio telescope - Wikipedia
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