Sylvania type 724B two electrode gas discharge tube
date: label: date made
content: ca 1943
name: label: maker
content: Sylvania Electric Products Inc.
notes: label: Description (Brief)
content: A double-ended glass tube with tip on the bottom, metal top cap, and two disc electrodes set perpendicular to the tube axis. Stamped: “Sylvania / 724B / Made in U.S.A.” Donor’s card reads: “Two electrode gas discharge tube made by Sylvania [during World War II. Used as a protective gap for pulsed systems using a common antenna for transmitting and receiving.] Electrically interchangeable but physically different from the type 724-B [catalog number 324820]. Both used in radar or similar applications.”
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.324821
label: catalog number
content: 324821
label: accession number
content: 252994
objectType: label: Object Name
content: Gas Discharge
label: Object Name
content: discharge tube
label: Other Terms
content: Gas Discharge; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 1/8 in x 5/8 in; 5.3975 cm x 1.5875 cm