nounmasculinepl: hertz or hertzs
hertz
1. The SI unit of frequency equal to one cycle per second
The audio frequency is measured at 20,000 Hz.
A frequência de áudio é medida em 20.000 Hz.
2. A unit used to measure the number of times a periodic event occurs in one second
The monitor has a refresh rate of 144 Hz.
O monitor tem uma taxa de atualização de 144 Hz.
3. The frequency of electromagnetic waves or oscillations per second
Radio waves are measured in kilohertz (kHz) or megahertz (MHz).
As ondas de rádio são medidas em quilohertz (kHz) ou megahertz (MHz).
The hertz unit is named after Heinrich Rudolf Hertz, a German physicist. In both Brazil and the USA, this term is universally used in electronics, audio engineering, telecommunications, and computing contexts. The abbreviation 'Hz' is internationally standardized and understood across all technical communities.
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