Webco B-battery eliminator
date: label: date made
content: ca 1925
name: label: maker
content: Webster-Chicago
notes: label: Description (Brief)
content: Marked: "WEBCO / Full Wave Economy B / 110 Volt 60 Cycle / Serial No. E4878 / The Webster Co. / Chicago, U.S.A." A commercial "B" battery eliminator employing a Raytheon "BH" type rectifier tube (missing). Detector and amplifier plate voltages are adjustable by knobs on unit. Output voltages are tapped from binding posts on rear of case. Cloth-insulated power cord provided for AC plug-in operation.
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.321420
label: catalog number
content: 321420
label: accession number
content: 241556
objectType: label: Object Name
content: power supply
physicalDescription: label: Measurements
content: overall: 6 in x 11 in x 5 1/2 in; 15.24 cm x 27.94 cm x 13.97 cm