U.S. Army Signal Corps BC-221-AE of SCR-211-AE radio frequency meter
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.315211
label: catalog number
content: 315211
label: accession number
content: 217778
objectType: label: Object Name
content: meter, frequency
label: Object Name
content: frequency meter
physicalDescription: label: Measurements
content: overall: 11 in x 15 1/2 in x 10 1/2 in; 27.94 cm x 39.37 cm x 26.67 cm