British type VR137 vacuum tube
date: label: date made
content: ca 1942
notes: label: Description (Brief)
content: A 9-pin metal base with center post, T-shaped envelope. Stamped on envelope: "A [crown logo] M / M . R . V . [?] / V.R.137 / 10E / 394". Very high frequency vacuum triode with 300 MHz maximum frequency. Reference: https://www.radiomuseum.org/tubes/tube_vr137.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.320989
label: catalog number
content: 320989
label: accession number
content: 241556
objectType: label: Object Name
content: triode
label: Object Name
content: vacuum tube
physicalDescription: label: Measurements
content: overall: 2 3/8 in x 1 1/4 in; 6.0325 cm x 3.175 cm