RCA / Cunningham "Radiotron" type 59 triple grid power amplifier tube
date: label: date made
content: ca 1934
name: label: Maker
content: Western Union Corporation
label: maker
content: Radio Corporation of America
label: maker
content: E. T. Cunningham, Inc.
notes: label: Description (Brief)
content: A 7-pin plastic base with domed envelope. Stamped on base: "RCA / Cunningham / Radiotron"; on envelope: "Made in / 59 / U.S.A." Paper label reads: "W.R.S. Co. Inc / New York / Date [checked?] April 15, 1935". A vacuum pentode, triple grid power amplifier tube. Reference: https://www.radiomuseum.org/tubes/tube_59.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 Western Union Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.333075
label: accession number
content: 294351
label: accession number
content: 294351
label: catalog number
content: 333075
objectType: label: Object Name
content: Tube, Electron
label: Object Name
content: vacuum tube
physicalDescription: label: Measurements
content: overall: 5 in x 1 3/4 in; 12.7 cm x 4.445 cm