Jefferson radio tube rejuvenator
date: label: date made
content: 1927
name: label: maker
content: Jefferson Electric Mfg Co.
notes: label: Description (Brief)
content: Marked on plate: "Jefferson Tube Rejuvenator / 100-120 volts / 50-133 cycles / [directions] / Jefferson Electric Mfg. Co. / Chicago, Illinois." Unit is designed to reactivate tube filaments of UV-199 or UV-201A type triodes. Socket mountings for both type tubes are provided on panel of unit. Two switches are each marked H and L for high and low voltage, and are designed to be thrown into the high voltage position for 45 seconds, then to the low position for 10 minutes. Original price: $14.55. Reference: Clymer-Greenwood, page 212.
label: Location
content: Currently not on view
place: label: place made
content: United States: Illinois, Chicago
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.321287
label: catalog number
content: 321287
label: accession number
content: 241556
objectType: label: Object Name
content: Reactivator, Electron Tube
label: Object Name
content: tube renovator
label: Object Name
content: tube rejuvenator
label: Other Terms
content: Reactivator, Electron Tube; Radio
physicalDescription: label: Measurements
content: overall: 4 1/2 in x 4 1/2 in x 4 1/2 in; 11.43 cm x 11.43 cm x 11.43 cm