Thordarson type T-2 spark transformer
date: label: date made
content: ca 1920
name: label: maker
content: Thordarson Electric Manufacturing Company
notes: label: Description (Brief)
content: A transformer for a radio transmitter. Two coils, one mounted above the other. Upper coil connects to heavy binding posts on one side, lower coil connects to insulated posts on the other side. A clamping unit on top provide adjustable tension for a bowed steel plate, allowing variation in the surface area contact between the plate and the top of the transformer. Coils mounted on a black steel frame. Marked: "Electrical / Apparatus / Type T-2 / K.W. 1 / Amp. 3-12 / No. 4029 / Cycle 60 / Volts 110 / Thordarson Electric Mfg Co., Chicago, Ill."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Dunbar High School, thru Charles Lofton
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323731
label: catalog number
content: 323731
label: accession number
content: 252354
objectType: label: Object Name
content: Transformer
label: Other Terms
content: Transformer; Components; Radio and Television; Radio and Television
physicalDescription: label: Measurements
content: overall: 15 in x 12 in x 7 1/2 in; 38.1 cm x 30.48 cm x 19.05 cm