RCA type 14B8 pentagrid converter
date: label: date made
content: ca 1940
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: An 8-pin metal base with center post, T-shaped envelope. Stamped: “Made in U.S.A. / RCA”. Donor’s card reads: “Pentagrid converter made by the Radio Corporation of America. Glass lock-in type used as a frequency converter in AC/DC radio receivers. Except for heater voltage, identical to the type 7-B-8 tube [catalog number 325091]. Heater type: 12.6 volts at .15 ampere.” See also: https://www.radiomuseum.org/tubes/tube_14b8.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.325295
label: catalog number
content: 325295
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: heptode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 3/4 in x 1 1/4 in; 6.985 cm x 3.175 cm