Experimental Braun-type cathode ray tube
notes: label: Description (Brief)
content: Cathode Ray Tube, for experimental demonstration, on brown wooden stand, marked: "P2A2". Target screen, one pair of electrostatic deflection plates, circular anode with hole in center, cathode with 2 base leads (cathode filament connection broken).
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Columbia University, Department of Physics, thru Alvin P. Tramm
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322948
label: catalog number
content: 320948
label: accession number
content: 249200
objectType: label: Object Name
content: Cathode Ray Tube
physicalDescription: label: Measurements
content: overall: 18 in x 13 in x 5 in; 45.72 cm x 33.02 cm x 12.7 cm