.Lansdale / Philco type 12-A-8-GT pentagrid converter
name: label: maker
content: Philco
notes: label: Description (Brief)
content: An 8-pin metal base with plastic insulator and center post, top contact, T-shaped envelope. Stamped: “12A8 / GT / Philco / Made in U.S.A.” Donor’s card reads: “Pentagrid converter made by Lansdale Tube Company for the Philco Corporation. Glass octal type used as a converter in AC/DC radio receivers. Heater type: 12.6 volts at .15 ampere. Except for heater voltage, this tube is similar to the metal type 6-A-8 [catalog number 324563] and the 6-A-8-G [catalog number 324576].” See also: https://www.radiomuseum.org/tubes/tube_12a8gt.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.325262
label: catalog number
content: 325262
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: 3 1/4 in x 1 1/4 in; 8.255 cm x 3.175 cm