How to Use magnetron in a Sentence
magnetron
noun-
The device has much greater output power than does a traveling-wave tube or a magnetron.
—IEEE Spectrum, 29 Oct. 2020
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How the cavity magnetron came to be in the box in the first place is a story that began much earlier.
—IEEE Spectrum, 31 Oct. 2018
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Blame it on the magnetron, the cooking element of every microwave oven.
—Randy Rieland, Smithsonian, 17 Feb. 2017
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The air from the magnetron cooling will then be re-directed to the exterior.
—Kevin Kelly, WIRED, 22 May 2007
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The chip that drives the microwave blindly starts and stops the magnetron to heat expired Kung Pao chicken.
—Frank O’Brien, Ars Technica, 30 Jan. 2020
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The cavity magnetron pictured at top is the very one that Bowen brought to Washington.
—IEEE Spectrum, 31 Oct. 2018
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The magnetron first rose to glory in World War II, to power British radar.
—IEEE Spectrum, 29 Oct. 2020
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After the war, all secrets were set aside, and the cavity magnetron found many peaceful commercial uses.
—IEEE Spectrum, 31 Oct. 2018
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Spencer earned several patents while working on more efficient and effective ways to mass-produce radar magnetrons.
—Matt Blitz, Popular Mechanics, 24 Mar. 2023
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In 1945, while standing near an active magnetron, a chocolate bar melted in his pocket — and a new idea was born.
—Allison Futterman, Discover Magazine, 18 July 2022
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From there, the magnetron converts electricity from your home into some pretty intense radio waves.
—Courtney Linder, Popular Mechanics, 6 Aug. 2020
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That power is transmitted through the magnetron at a high frequency, which then allows water, fats and sugars to absorb it and heat up.
—Chiara Vercellone, USA TODAY, 12 Nov. 2019
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Within two months, Randall and Boot had a basic design for their cavity magnetron.
—IEEE Spectrum, 31 Oct. 2018
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According to Michalak, at the time Spencer was trying to improve the power level of the magnetron tubes to be used in radar sets.
—Matt Blitz, Popular Mechanics, 24 Mar. 2023
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Understandably curious about just what the heck had happened, Spencer ran another test with the magnetron.
—Matt Blitz, Popular Mechanics, 24 Mar. 2023
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The mission turned out to be an easy sell to American scientists, who were astounded by the cavity magnetron.
—IEEE Spectrum, 31 Oct. 2018
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Understandably curious just what the heck had happened, Spencer ran another test with the magnetron.
—Matt Blitz, Popular Mechanics, 24 Mar. 2023
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Some museumgoers may view the magnetron as an example of how technology can get wrapped up in diplomacy.
—IEEE Spectrum, 31 Oct. 2018
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So Percy Spencer, an engineer at Raytheon, was tasked with ramping up magnetron production.
—Timothy J. Jorgensen, Smithsonian, 16 Mar. 2017
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Those interested in the science of magnetrons may find the simplicity of the device instructive.
—IEEE Spectrum, 31 Oct. 2018
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Implementing high-power magnetrons The second project focuses on the power source behind the beam.
—Aman Tripathi, Interesting Engineering, 19 Feb. 2026
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High-power magnetrons continue to be developed to meet the demands of radiation oncology.
—IEEE Spectrum, 29 Oct. 2020
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Researchers are adapting the magnetron—the same component that powers microwave ovens—to provide the 10 megawatts of power required for ADS.
—Aman Tripathi, Interesting Engineering, 19 Feb. 2026
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And so although Randall and Boot thought their device was the first, several others independently invented the cavity magnetron.
—IEEE Spectrum, 31 Oct. 2018
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While the magnetron's use in radar began to wane in the 1970s, the tube found new life in industrial, scientific, and medical applications, which continues today.
—IEEE Spectrum, 29 Oct. 2020
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The magnetron emits electromagnetic waves in a continuous motion to generate enough energy to heat food, says Ali Manning, food scientist and consultant.
—Sarra Sedghi, Bon Appétit, 15 July 2022
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In Japan, a joint research program of the Japanese Navy and the Japan Radio Company led to an eight-cavity magnetron by 1939.
—IEEE Spectrum, 31 Oct. 2018
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And in 1945, American inventor Percy Spencer developed the microwave oven after realizing that the candy bar in his pocket began to melt near a magnetron.
—Juliana Kim, NPR, 7 Jan. 2026
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In collaboration with Stellant Systems, researchers are prototyping advanced magnetrons that can be combined to reach the necessary high-power thresholds with maximum efficiency.
—Aman Tripathi, Interesting Engineering, 19 Feb. 2026
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Electricity Produces Electromagnetic Waves A magnetron in the microwave oven uses electricity to produce electromagnetic waves.
—Brittany Lubeck, Verywell Health, 20 Oct. 2025
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'magnetron.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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