Electron Rel tubular Audion type radio tube
name: label: maker
content: De Forest Radio Telephone & Telegraph Co.
notes: label: Description (Brief)
content: Electron Rel type ER tubular Audion radio tube. Paper ;label reads: "Electron Rel[?] / $5.00 / Tested / Det Comb / 48V" on paper label, "#168" written on label. Circular plate with wide-spread grid. Clear tubular envelope, end-tipped, 2 leads emerge from one end, 3-leads from the other end, cloth insulation.
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.322505
label: catalog number
content: 322505
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall with leads: 5 in x 7/8 in; 12.7 cm x 2.2225 cm
label: Measurements
content: tube only: 3 7/8 in x 7/8 in; 9.8425 cm x 2.2225 cm