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Definition of radio frequency
: any of the electromagnetic wave frequencies that lie in the range extending from below 3 kilohertz to about 300 gigahertz and that include the frequencies used for communications signals (as for radio and television broadcasting and cell-phone and satellite transmissions) or radar signals
Examples of radio frequency in a Sentence
Recent Examples on the Web This new view of the Milky Way shows the lowest radio frequencies in red, middle frequencies in green, and the highest frequencies in blue.
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Jack Guy, CNN, "Spectacular images of the Milky Way galaxy captured by telescope in Australian outback," 20 Nov. 2019 As a hedge against the unchecked proliferation of radio frequency interference, a radio astronomer named Jean Heidmann made the case for a SETI radio base on the far side of the moon back in the mid-’90s.
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Wired, "Alien Hunters Need the Far Side of the Moon to Stay Quiet," 15 Nov. 2019 Running cables from space to ground isn’t practical, so the Air Force wants to investigate converting electricity into a medium that can be transmitted wirelessly, in this case radio frequencies.
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Kyle Mizokami, Popular Mechanics, "The Air Force Wants To Beam Solar Power From Space Back to Earth," 4 Nov. 2019 San Diego’s Qualcomm said Monday that more than 30 electronics firms that make 5G gear for homes will use its modem chips and radio frequency filters, amplifiers and antenna modules for products released next year.
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San Diego Union-Tribune, "Qualcomm chips to power 30-plus devices targeting 5G home broadband," 14 Oct. 2019 The scientific consensus is that there are no known health risks from all forms of radio frequency energy at the low levels approved for every day consumer use.
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San Diego Union-Tribune, "Fast 5G networks aim to expand the reach of cellular beyond smartphones," 26 Sep. 2019 The new cellphones are to employ a range of radio frequencies up to dozens of times higher than those Dr. Curry identified two decades ago as endangering student health.
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William J. Broad, New York Times, "The 5G Health Hazard That Isn’t," 16 July 2019 About three years ago, Qualcomm teamed up with TDK to develop these radio frequency front-end chips, competing with industry leaders such as Qorvo and Skyworks.
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San Diego Union-Tribune, "Qualcomm buys out joint venture partner to boost content in 5G smartphones," 16 Sep. 2019 The Coyotes' impending move to Fox Sports 910 is about more than a different radio frequency.
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Richard Morin, azcentral, "Arizona Coyotes' radio move to Fox Sports 910, iHeartMedia more than a dial change," 13 Aug. 2019
See MoreThese example sentences are selected automatically from various online news sources to reflect current usage of the word 'radio frequency.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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The first known use of radio frequency was in 1915
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