Diamond type 201A triode
date: label: date made
content: ca 1928
notes: label: Description (Brief)
content: Tipless S-shape envelope, silvered, 4-pin brass base with ceramic insulator. "Amplifier / Diamond Vacuum / Products Company / "Diatron" / Chicago" stamped on base. "A" and "19" penciled on bottom. Reference: https://www.radiomuseum.org/tubes/tube_201a.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 Susan Horle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314058
label: catalog number
content: 314058
label: accession number
content: 195337
objectType: label: Object Name
content: vacuum tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 1/8 in x 1 3/4 in; 10.4775 cm x 4.445 cm