Electro Importing Co. variable condenser
date: label: date made
content: ca 1914
name: label: maker
content: Electro Importing Co.
notes: label: Description (Brief)
content: Marked: "Electro Importing Co. / New York"; "Assembler No. 11 finished this instrument. Any defect should be promptly reported to Electro Importing Co., 233 Fulton St., N.Y."; on face plate: "Trade [logo] Mark / Rotary Variable Condenser / Pat. July 23 [19]12 / Out / In", scale graduated 0 to 100. This device, designed by Hugo Gernsback, consists of an oak box containing a rotary variable capacitor. Capacity of .01 MF. A large rubber handle is used for tuning the condenser, while a pointer indicates the proportion of total capacity in the circuit on the scale. Two hard rubber binding posts on top of the box allow connection to the receiving set. Original sale price: $4.00. Reference: Electro Importing Co. 1914 Catalog, page 26.
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.321489
label: accession number
content: 241556
label: catalog number
content: 321489
objectType: label: Object Name
content: condenser
label: Object Name
content: variable condenser
label: Object Name
content: variable capacitor
physicalDescription: label: Measurements
content: overall: 4 3/8 in x 7 in x 9 1/2 in; 11.1125 cm x 17.78 cm x 24.13 cm