General Electric type GL-1850-A iconoscope tube
date: label: date made
content: ca 1948
name: label: maker
content: General Electric Company
notes: label: Description (Brief)
content: A plastic 6-pin base with 4 contacts on the glass drum. Base stamped: “General Electric / GL-1850A / Made in U.S.A.” Donor’s card reads: “Iconoscope made by the General Electric Company. Use in a television transmitting station to pick up a picture from a conventional motion picture film and convert it to electrical impulses which form the television picture. Tube used in station WMBR-TV, Jacksonville, Florida about 1948, and provided by Robert Ried, Chief Engineer.” See also: https://www.radiomuseum.org/tubes/tube_1850.html.
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.324944
label: catalog number
content: 324944
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: iconoscope
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 14 1/2 in x 725 in x 7 1/2 in; 36.83 cm x 1841.5 cm x 19.05 cm