resonator

• Nom désignant un dispositif ou un système qui produit ou amplifie des oscillations, par exemple une cavité pour ondes acoustiques ou électromagnétiques, un circuit électrique avec capacité et inductance, ou tout système résonant.

A noun referring to a device or system that produces or amplifies oscillations, such as a hollow chamber for acoustic or electromagnetic waves, an electrical circuit with capacitance and inductance, or any system that resonates.

1. Acoustic or electromagnetic chamberC1formaltechnical

   A hollow chamber designed to produce or amplify resonant oscillations of sound or electromagnetic waves.

   Résonateur

   • The guitar's body acts as a resonator, amplifying the sound of the strings.
   • In the lab, they used a microwave resonator to study wave behavior.
   • The design of the resonator determines the pitch of the instrument.

   Synonymescavitysoundboardsoundboxsounding board

2. C1formaltechnical

   An electrical circuit containing capacitance and inductance that allows periodic electric oscillations to reach maximum amplitude at a specific frequency.

   Résonateur électrique

   • The radio tuner uses a resonator to select the desired frequency.
   • Engineers adjusted the resonator to improve signal clarity.
   • A faulty resonator can cause distortion in the circuit.

   Synonymesresonant circuit

3. Any resonating systemC1formaltechnical

   Any physical system that can oscillate with greater amplitude at certain frequencies.

   Résonateur

   • A tuning fork is a simple mechanical resonator.
   • The building's structure acted as a resonator during the earthquake.
   • Scientists study quantum resonators to understand particle behavior.