Philco type 75 vacuum tube
date: label: date made
content: ca 1935
name: label: maker
content: Philco
notes: label: Description (Brief)
content: A double diode-triode. Plastic 6-pin base with top contact, domed envelope. Stamped on base: "Philco / U7", on envelope: "75 / Made in U.S.A." Reference: https://www.radiomuseum.org/tubes/tube_75.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.322776
label: catalog number
content: 322776
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: diode
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 5/8 in x 1 1/2 in; 11.7475 cm x 3.81 cm