Sterling filament emission tester
date: label: date made
content: ca 1925
name: label: maker
content: Sterling
notes: label: Description (Brief)
content: Marked: on 2 5/8" panel meter: "The Sterling Mfg. Co. / Cleveland, Ohio / U.S.A." Specimen measures filament emission on a meter calibrated with a 0-100 scale. Two tube sockets on the panel permit insertion of UV-199 or 201-A type tubes. A lever arm varies current output. Battery cable provided with unit.
label: Location
content: Currently not on view
place: label: place made
content: United States: Ohio, Cleveland
label: place made
content: United States: Ohio, Cleveland
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.321153
label: catalog number
content: 321553
label: accession number
content: 241556
objectType: label: Object Name
content: filament tester
physicalDescription: label: Measurements
content: overall: 5 in x 7 in x 5 in; 12.7 cm x 17.78 cm x 12.7 cm