Helmholtz resonance facts for kids
Helmholtz resonance or wind throb is air resonance in a cavity. Examples:
- Blowing across the top of an empty bottle.
- Whistling
The name comes from a device created in the 1850s by Hermann von Helmholtz, the Helmholtz resonator. He used it to find the various frequencies or musical pitches in music and other complex sounds.
Images for kids
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A selection of Helmholtz resonators from 1870, at Hunterian Museum and Art Gallery in Glasgow.
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The Roman Theatre according to Vitruvius, from Wikisource:Ten Books on Architecture/Book V
See also
In Spanish: Absorbente Helmholtz para niños
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Helmholtz resonance Facts for Kids. Kiddle Encyclopedia.