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decametre radiation
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What Do Eggs Have to Do with Easter?
illustration of the walking titanosaurus, Patagotitan mayorum
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July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.
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African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.
Timeline of the American Civil Rights Movement

decametre radiation

physics

Learn about this topic in these articles:

Jupiter

  • photo of Jupiter taken by Voyager 1
    In Jupiter: Radio emission

    …intermittent radio emission at the decametre wavelengths has been studied from Earth in the accessible range of 3.5–39.5 megahertz. Free of Earth’s ionosphere, which blocks lower frequencies from reaching the surface, the radio-wave experiment on the Voyager spacecraft was able to detect emissions from Jupiter down to 60 kilohertz, corresponding…

    Read More
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carrier wave
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carrier wave

electronics
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carrier wave, in electronics, the unmodulated single-frequency electromagnetic wave that carries the desired information—i.e., is modulated by the information. See modulation (electronics).

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