RCA "Radiotron" type 42 vacuum pentode
date: label: date made
content: ca 1938
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: Plastic 6-pin base with aquadag coating, domed envelope. Base stamped: "RCA Radiotron / Made in U.S.A. / U6 / Licensed as listed / on carton"; on envelope: "42". Reference: https://www.radiomuseum.org/tubes/tube_42.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323171
label: catalog number
content: 323171
label: accession number
content: 241556
objectType: label: Object Name
content: pentode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 3/4 in x 1 3/4 in; 12.065 cm x 4.445 cm