Western Electric type 248A transmitting triode
date: label: date made
content: ca 1929
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A transmitting triode with a 4-pin base, T-shaped envelope. 50 - 100 watt tube. Marked: "Western Electric / Made in U.S.A. / 248-A / Patent / RE14572 1209324 1303579 1307510 1329283 1353976 1419528 1432867 1456528 1463860 1464104 1479991 1491362 1536855 1542366 1542385 1590352 1605230 1613630 1647994 1673008". Serial number "35715". References: https://www.radiomuseum.org/tubes/tube_248a.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322629
label: catalog number
content: 322629
label: accession number
content: 241556
objectType: label: Object Name
content: triode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 7 3/8 in x 2 in; 18.7325 cm x 5.08 cm