Marvin type RX401 vacuum triode
name: label: maker
content: Marvin, Arthur
label: maker
content: Marvin Radio Tube Corp.
notes: label: Description (Brief)
content: A 4-pin plastic base with 2-contact top cap, slide-on brass binding posts, getter flash, tapered envelope with two connecting leads on envelope exterior. One paper label reads: "Marvin / Master Built"; a second paper label reads: " This label is for your protection / do not remove it / date / sold [blank] / If this tube is found defective with- / in 90 days from date of purchase, it / will be replaced by dealer from / whom purchased. No adjustment / will be made if tube is damaged by / rough handling or if tube is broken / or if date of sale is not recorded / on this label at the time of sale, or / if label is removed or mutilated." Stamped on base: ":RX401:". Reference: https://www.radiomuseum.org/tubes/tube_rx401.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 Susan Horle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314041
label: catalog number
content: 314041
label: accession number
content: 195337
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: triode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 5 1/8 in x 2 1/2 in x 1 1/2 in; 13.0175 cm x 6.35 cm x 3.81 cm