RCA type 906 “Radiotron” CRT
date: label: date made
content: ca 1930
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A 7-pin plastic base with glass bell, phosphored end. Inked on electron gun: “6879”, stamped on base: “[RCA logo] Radiotron”. Donor’s card reads: “Cathode ray tube made by the Radio Corporation of America about 1930. Green fluorescence. Operation and specifications same as the type 3-AP-1 tube [catalog number 325042]. A very early oscilloscope type.” See also: https://www.radiomuseum.org/tubes/tube_906.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 Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.325044
label: catalog number
content: 325044
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: cathode ray tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 11 1/2 in x 3 in; 29.21 cm x 7.62 cm