Signification visuelle de 'shortwave'? - apprendre avec des images, exemples du quotidien

Illustration visuelle de shortwave: Onde courte

noun

Onde courte

An electromagnetic wave having a wavelength between approximately 10 and 100 meters, corresponding to frequencies between 3 and 30 MHz.

"Shortwaves are longer than microwaves."

Les ondes courtes sont plus longues que les micro-ondes.

physics technology electronics communication signal frequency media

Illustration visuelle de shortwave: Ondes courtes

noun

Ondes courtes

(usually in plural) Any frequency in this range, especially when used in broadcasting.

"Many stations broadcast on shortwaves."

De nombreuses stations diffusent sur ondes courtes.

frequency electronics communication technology signal media

Illustration visuelle de shortwave: Ondes courtes

adjective

Ondes courtes

(of radio waves) Having a wavelength of approximately 10 to 100 meters

"The shortwave radio station broadcasts music from a distant country. "

La station de radio ondes courtes diffuse de la musique d'un pays lointain.

technology electronics communication physics frequency signal media

Illustration visuelle de shortwave: À ondes courtes

adjective

À ondes courtes

(of radio equipment) Capable of transmitting or receiving signals at such a wavelength.

"My grandfather used a shortwave radio to listen to news from around the world. "

Mon grand-père utilisait une radio à ondes courtes pour écouter les informations du monde entier.

technology electronics communication signal media frequency