fréquence de coupure
- Domaines
-
- électronique optoélectronique
- physique
- Dernière mise à jour
Terme privilégié :
- fréquence de coupure n. f.
Terme utilisé dans certains contextes :
- fréquence critique n. f.
Traductions
-
anglais
Auteur : Office québécois de la langue française,Définition
((...)) the frequency below which a specified mode of propagation fails to exist.
A frequency at which the attenuation of a device begins to increase sharply, such as the limiting frequency below which a traveling wave in a given mode cannot be maintained in a waveguide, or the frequency above which an electron tube loses efficiency rapidly.Note :
In a cladded optical fiber, a mode is cutoff when the field no longer decays in the cladding.
Termes :
- cutoff frequency
- cut-off frequency
Terme associé :
- signal mode optical waveguide