radio radiation


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Related to radio radiation: Radio waves
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.radio radiation - an electromagnetic wave with a wavelength between 0.5 cm to 30,000 mradio radiation - an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m
electromagnetic radiation, electromagnetic wave, nonparticulate radiation - radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge
sky wave - a radio wave that is reflected back to earth by the ionosphere or a communications satellite; permits transmission around the curve of the earth's surface
ground wave - a radio wave propagated on or near the earth's surface
radio signal - a radio wave used to transmit and receive messages
radio spectrum, radio-frequency spectrum - the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television
carrier wave, carrier - a radio wave that can be modulated in order to transmit a signal
short wave - a radio wave with a wavelength less than 100 meters (a frequency greater than 3 megahertz)
medium wave - a radio wave with a wavelength between 100 and 1000 meters (a frequency between 300 kilohertz and 3000 kilohertz)
long wave - a radio wave with a wavelength longer than a kilometer (a frequency below 300 kilohertz)
Translations
References in periodicals archive ?
I found that, indeedf, as you go further away from the Earth, the amount of radio radiation for a given amont of infrared radiation falls," Lerner says.
When observers discovered the cosmicbackground of microwave radio radiation 20 years ago, they were happy with its apparent smooth isotropy.
The surrounding outer cloud, however, absorbs the light and reemits the energy as infrared and radio radiation.