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Exhibit Sketch - The Kettle Drum consists of a speaker driven by a square wave signal generator with a thin rubber membrane stretched tightly above it and a sinked strobe light. The sink between the two elements is variable. Thus the wave appears to freeze or produce a slow motion wave propagating from the center outwards.
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Mechanical Drawing - Component mechanical drawing including welding detail.
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Kettle Drum - This photo shows the exhibit nearing completion. The strobe power supply and the frequency generator assemblies can been seen on the table top

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