Sound pattern plates

Function and Applications

To demonstrate the shapes of natural oscillations of plates through visualisation of Chladni's sound figures. Oscillations shapes are visualised very clearly by sprinkling with fine dry sand (sea sand) (sand gathers at the vibration nodes).

Equipment and technical data

• Metal plates.
• Dimensions of square plate (mm): 200 ×200.
• Diameter of circular plate: 200 mm.
• Diameter of removable rod: 10 mm.