disassembled Foote crystal radio frequency detector
date: label: date made
content: ca 1919
name: label: maker
content: Foote, Pierson & Co.
notes: label: Description (Brief)
content: A black plastic cylinder containing a crystal with a binding post is on the bottom. Mounted above is an adjustment assembly holding a cat’s whisker is on top and a contact plate extending to one side. Stamped: “Foote Phila. / Pat. Pen.” Unit is identical to catalog number 325338 and shown disassembled.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.325339
label: catalog number
content: 325339
label: accession number
content: 252994
objectType: label: Object Name
content: Detector, Crystal
label: Object Name
content: radio receiver
label: Object Name
content: crystal radio
label: Other Terms
content: Detector, Crystal; Components; Radio and Television; Radio and Television
physicalDescription: label: Measurements
content: overall: 2 3/4 in x 1 1/4 in x 1 in; 6.985 cm x 3.175 cm x 2.54 cm