resonator
US /ˈrez.ən.eɪ.t̬ɚ/
UK /ˈrez.ən.eɪ.t̬ɚ/

1.
resonador
a device or system that exhibits resonance or resonant effects, especially as an electrical circuit or a cavity
:
•
The guitar's resonator amplifies the sound.
El resonador de la guitarra amplifica el sonido.
•
Microwave ovens use a cavity resonator.
Los hornos microondas utilizan un resonador de cavidad.