Showing results for "radio frequency"

• a variation of radiofrequency.

radio frequency

British  

noun

1. 1. Abbreviations: rf.   RF.  a frequency or band of frequencies that lie in the range 10 kilohertz to 300 000 megahertz and can be used for radio communications and broadcasting See also frequency band

   2. ( as modifier )

      a radio-frequency amplifier

2. the frequency transmitted by a particular radio station

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radio frequency Scientific  

1. A frequency of electromagnetic radiation in the range at which radio signals are transmitted, ranging from approximately 3 kilohertz to 300 gigahertz. Many astronomical bodies, such as pulsars, quasars, and possibly black holes, emit radio frequency radiation.

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Example Sentences

See Examples For:

radio frequency

The company he founded, ubloquity, attaches a QR code or radio frequency technology to a product.

From BBC ● Jul. 4, 2026

Authorities rely on an electronic arsenal of radio frequency scanners, radars, and listening and optical devices and jammers, as well as their own set of drones, to track down drone operators below.

From Los Angeles Times ● Jun. 18, 2026

The system also includes a small antenna that sends data wirelessly by reflecting existing radio frequency signals, which keeps energy use extremely low.

From Science Daily ● Apr. 19, 2026

United Parcel Service has invested $100 million to date in radio frequency identification technology to track packages across its U.S. network.

From The Wall Street Journal ● Apr. 14, 2026

You point it toward some fairly broad region of the sky, and it records how much energy, in a particular radio frequency, is coming down to Earth.

From "Cosmos" by Carl Sagan

Related Words

• high frequency