Resonance Bar on Resonator

Resonance Bar on Resonator

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Aluminum resonance bar suspended over a cylindrical aluminum resonator suitable for acoustic demonstrations. This was made by Carl J. Ulrich (1873-1955), a German immigrant who moved to Minneapolis in 1924, taught physics at Roosevelt High School, and made science teaching apparatus.
Currently not on view
Object Name
resonance bar on resonator
Carl J. Ulrich
place made
United States: Minnesota, Minneapolis
overall: 22 cm x 28 cm x 9.5 cm; 8 11/16 in x 11 in x 3 3/4 in
overall: 8 3/4 in x 10 13/16 in x 3 1/2 in; 22.225 cm x 27.46375 cm x 8.89 cm
ID Number
accession number
catalog number
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Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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