RCA type 12AB5 beam power tube
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A 9-pin glass base with tipped T-shaped envelope. Miniature tube. Stamped: "12AB5”. Donor’s card reads: “Beam power tube made by the Radio Corporation of America for use in the output stage of automobile radio receivers operating from a 12 volt battery. Heater type: 10 to 15.9 volts at .2 ampere. With 250 volts on the plate, will deliver 4.5 watts of audio frequency power.” See also: https://www.radiomuseum.org/tubes/tube_12ab5.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.324882
label: catalog number
content: 324882
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: electron tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 3/4 in x 3/4 in; 6.985 cm x 1.905 cm