KDKA capacitor relics
date: label: date made
content: 1921
name: label: maker
content: Dubilier Condenser Co.
notes: label: Description (Brief)
content: Two capacitors used at radio station KDKA affixed to a wooden display base. Dubilier mica capacitor type CA3 bolted on top, with an unmarked plate capacitor below tied to the base with copper wire. Marked on wooden base: "Relics of first broadcasting station in America. KDKA. In Frank Conrad's garage." On mica capacitor: "Mica Condenser / Made by Dubilier Cond. Co. Inc. / Serial No. [blank] Volts 8500 / Type CA3 Mfd. .004 / Patented June 12, 1917."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.321501
label: accession number
content: 241556
label: catalog number
content: 321501
objectType: label: Object Name
content: fixed capacitor
label: Object Name
content: fixed condenser
physicalDescription: label: Measurements
content: overall: 14 in x 4 1/4 in x 2 7/8 in; 35.56 cm x 10.795 cm x 7.3025 cm