Piezoelectric sound sources

A sound generator that has a plurality of acoustic piezoelectric transducers coupled to a single Helmholtz resonator. The resonant frequency of the Helmholtz resonator and each transducer can be intentionally chosen to be different so as to be stagger tuned so that the sound generator can create int...

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Bibliographische Detailangaben
Hauptverfasser: HERSH, ALAN S
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A sound generator that has a plurality of acoustic piezoelectric transducers coupled to a single Helmholtz resonator. The resonant frequency of the Helmholtz resonator and each transducer can be intentionally chosen to be different so as to be stagger tuned so that the sound generator can create intense sound waves over a broad frequency range.