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BookmarkThe hertz (symbol: Hz) is the SI unit of frequency.
One hertz simply means "one per second" (1 / s); 100 Hz means "one hundred per second", and so on..
For more information about the topic Hertz, read the full article at Wikipedia.org, or see the following related articles:
Microwave — Microwaves are electromagnetic waves with wavelengths longer than those of terahertz (THz) wavelengths, but relatively short for radio waves. ... > read more
Radiant energy — Radiant energy is the energy of electromagnetic waves. The term is most commonly used in the fields of radiometry, solar energy, heating and ... > read more
Kelvin — The kelvin (symbol: K) is the SI unit of temperature. It is defined as the fraction 1/273.16 of the thermodynamic (absolute) temperature of the ... > read more
Ultrasound — Ultrasound is sound with a frequency greater than the upper limit of human hearing, approximately 20 kilohertz (20,000 hertz). Some animals, such as ... > read moreNote: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Hertz at Wikipedia.org. See the Wikipedia copyright page for more details.
