Bell Labs contact NPN transistor
date: label: date made
content: 1949
name: label: maker
content: Bell Laboratories
notes: label: Description (Brief)
content: An early contact transistor with a NPN junction. Made at Bell Labs, given by William Shockley to F. B. Bramhall (a Western Union transmission engineer) who gave it to the WU Museum on 23 May 1957. A steel, cylindrical can with hole in one side, recessed top, two leads at right angles on bottom. Indistinct markings on can may read: "90 / 74".
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Western Union Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.333520
label: catalog number
content: 333520
label: accession number
content: 294351
label: collector/donor number
content: 93-01
objectType: label: Object Name
content: transistor
physicalDescription: label: Measurements
content: overall: 1/2 in x 1/2 in x 1/4 in; 1.27 cm x 1.27 cm x .635 cm