State Labs type 5R4GY “Industro” full-wave vacuum rectifier
date: label: date made
content: ca 1950
notes: label: Description (Brief)
content: A 5-pin plastic base with collar, center post, T-shaped envelope. Donor’s card reads: “Full-wave vacuum rectifier made by State Laboratories, 649 Broadway, New York under the brand name “Industro” for the US government about 1950. A ruggedized version of the commercial tube for military use. Filament: 5 volts at 2 amperes. Maximum DC output about 750 volts and 250 milliamps.” See also: https://www.radiomuseum.org/tubes/tube_5r4gy.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 Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.324798
label: catalog number
content: 324798
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube, Diode
label: Object Name
content: rectifier
label: Other Terms
content: Electron Tube, Diode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 1/4 in x 2 in; 13.335 cm x 5.08 cm