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kilohertz

   Also found in: Dictionary/thesaurus, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
kilohertz (kHz)
[-hurts]
Etymology: Gk, chilioi, thousand; hertz, Heinrich R. Hertz, German physicist, 1857-1894
unit of frequency equal to 1000 (103) hertz. See also hertz.
kilohertz (kHz) [kil´o-hertz]
one thousand (103) hertz.
kilohertz
(kil´ōhurts)
n a frequency unit of 1000 cycles per second.
kilohertz
one thousand (103) hertz; abbreviated kHz.
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But following demand for a device that would get rid of all undesirables regardless of age, the new Mark 4 version can operate at a lower eight kilohertz frequency that adults can hear too, annoying everyone within earshot.
Mosquito teen-repellent device can now irritate grown-ups too by AFP / AFP Global Edition
The Mosquito emits a whining sound at 18 kilohertz that switches on and off four times a second for up to 20 minutes.
Uproar over noise 'gun' CRIME: MP demands health inquiry on Mosquito by Birmingham Mail (England)
Using equipment designed to study the very high-pitched bleeps that bats make, scientists have found that the frog calls also include very high-pitched chirps that topped 20 kilohertz (20,000 cycles per second)--sound frequencies that people can't hear.
Ultrasonic frogs raise the pitch by Sohn, Emily / Science News for Kids
 
 
 
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