radio interferometer

American

noun

Astronomy.

any of several different types of instrumentation designed to observe interference patterns of electromagnetic radiation at radio wavelengths: used in the discovery and measurement of radio sources in the atmosphere.

radio interferometer British

noun

a type of radio telescope in which two or more aerials connected to the same receiver produce interference patterns that can be analysed to provide an image of the source of the radio waves

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radio interferometer

When two telescopes in a radio interferometer make a common detection—when both telescopes record the same exact light waves—astronomers say they “found fringes” between the two sites.

From Scientific American ● May 22, 2015

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