Cunningham type CX332 tube
date: label: date made
content: ca 1931
name: label: maker
content: E. T. Cunningham, Inc.
notes: label: Description (Brief)
content: A 4-pin plastic base with top contact, screen-mesh grid, S-shaped envelope, in original box with instruction sheet. Stamped on envelope: "C"; on base: "Cunningham / CX332". Last patent listed on box is US 1812103, issued in 1931. Reference: https://www.radiomuseum.org/tubes/tube_cx332.html.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN80503U06
objectType: label: Object Name
content: Electron Tube
physicalDescription: label: Physical Description
content: cardboard (box material)
label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: box: 5 5/8 in x 2 1/4 in x 2 1/4 in; 14.2875 cm x 5.715 cm x 5.715 cm
label: Measurements
content: tube: 5 in x 1 3/4 in; 12.7 cm x 4.445 cm