a Transmit-Receive radar tube
date: label: date made
content: ca 1943
notes: label: Description (Brief)
content: A double-ended cylindrical glass tube with a metal disc contact set perpendicular to the tube axis. Tip in the center of a brass plate on one end, two leads set in a glass bead on a brass plate at the other end. Stamped on envelope: “2064". Appears to be a switching tube for transmitter and receiver ("T.R. tube"), similar to a lighthouse tube.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN81569U32
objectType: label: Object Name
content: Electron Tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 3 1/2 in x 1 3/8 in; 8.89 cm x 3.4925 cm