Resonator

: For a hollow device that uses resonance to amplify a wave, see Cavity resonator.

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A resonator is device or part that vibrates with and amplify waves.

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Resonator Chamber - Automobiles, Part of a muffler that attempts to force sound waves to "cancel eachother out."

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Resonator - Automobiles, An independent part found in some exhaust systems that works with the muffler to reduce noise.

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Most musical instruments include resonators for the sound of the instrument. In string instruments this is the body of the instrument. In many keyboard percussion instruments, below the centre of each note is a tube called the resonator. The length of the tube varies according to the pitch of the note, with higher notes having shorter resonators. The tube is open at the top end and closed at the bottom end, creating a column of air which resonates when the note is struck. This adds depth and volume to the note and lengthens its duration.

Musical instrument: A musical instrument is a device that has been constructed or modified with the purpose of making music. In principle, anything that produces sound, and can somehow be controlled by a musician, can serve as a musical instrument; but the expression is reserved generally to items that have that specif...

Keyboard percussion: REDIRECT Percussion instrument...

Resonate: REDIRECT Resonance...