U.S. Army Signal Corps / GE type TB "Kenotron" tube
date: label: date made
content: ca 1918
label: date made
content: ca. 1918
name: label: maker
content: General Electric Company
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Howard E. Schrader
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322382
label: catalog number
content: 322382
label: accession number
content: 249268
objectType: label: Object Name
content: diode
label: Object Name
content: vacuum tube
label: Other Terms
content: diode; Electron Tubes
physicalDescription: label: Physical Description
content: paper (box material)
label: Measurements
content: tube: 4 1/4 in x 1 3/4 in; 10.795 cm x 4.445 cm
label: Measurements
content: box: 5 1/4 in x 2 1/4 in x 2 1/4 in; 13.335 cm x 5.715 cm x 5.715 cm