Electrad model 65 fixed mica condenser
date: label: date made
content: ca 1916
name: label: maker
content: Electrad Co.
notes: label: Description (Brief)
content: Electrad model 65 fixed mica condenser in original box, .0005 mfd. Marked: "Electrad / Mica / Condenser / Type .0005 mf", and "Certified" / Products / 428-430 Broadway / New York, N.Y." Includes grid leak resistance holder (empty), US Patent 1181623, "Electrical condenser and manner of mounting the same", issued to Harry R. Van Deventer, 2 May 1916. Mica receiving condenser with clamp for a grid resistor. Unit was apparently used in a grid leak. Solder lugs attached.
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.321912
label: catalog number
content: 321912
label: accession number
content: 241556
objectType: label: Object Name
content: fixed condenser
label: Object Name
content: fixed capacitor
physicalDescription: label: Measurements
content: unit: 1 in x 2 1/4 in x 1 1/4 in; 2.54 cm x 5.715 cm x 3.175 cm