National frequency meter

National frequency meter

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Location
Currently not on view
Object Name
Calibrator, Frequency
frequency calibrator
Other Terms
Calibrator, Frequency; Radio
maker
National Radio Co.
Measurements
overall: 8 1/8 in x 8 in x 14 in; 20.6375 cm x 20.32 cm x 35.56 cm
ID Number
EM.336528
catalog number
336528
accession number
1977.0896
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Work and Industry: Electricity
Data Source
National Museum of American History
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