3A Phototransistor
notes: label: Description (Brief)
content: A steel casing containing a glass lens and photoreceptor. A mount hook and a post are on the opposite end from the lens. Stamped on hook: "61" and 3A".
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from AT&T Bell Laboratories, thru Marcy G. Goldstein
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1984.0517.01
label: accession number
content: 1984.0517
label: catalog number
content: 1984.0517.01
objectType: label: Object Name
content: Phototransistor
label: Other Terms
content: Phototransistor; Telephones
physicalDescription: label: Measurements
content: overall: 1 3/4 in x 3/4 in x 1/2 in; 4.445 cm x 1.905 cm x 1.27 cm