Set of seven Tung-Sol sub-miniature tubes
date: label: date made
content: 1957
name: label: maker
content: Tung-Sol
notes: label: Description (Brief)
content: A set of seven small tubes, five with glass envelopes, two with coated envelopes. Donor’s card reads: “Latest models (1957) of subminiature tubes from Tung-Sol Laboratories, courtesy of Walter Fichter K2KFZ. They are: (a) 6021 cathode type dual triode; (b) 5672 single filament power output tube; (c) 5829WA cathode type diode; (d) 5636 cathode type pentode; (e) 1-AD-4 dual filament pentode; (f) 5672 single filament power output tube; (g) single filament pentode.”
label: Description (Brief)
content: The order of the tubes in the donor's display case do not match the order of the records on his card. In case order:
label: Description (Brief)
content: .01: glass envelope with 7 leads, marked with a red dot and "5829WA.".
label: Description (Brief)
content: .02: glass envelope with 5 leads, marked with "5672" on tape
label: Description (Brief)
content: .03: glass envelope with 5 leads, marked with red dot and "5672" on tape
label: Description (Brief)
content: .04: glass envelope with 8 leads, marked with "6021" on tape.
label: Description (Brief)
content: .05: glass envelope with 8 leads, marked with "5636" on tape and "B4J".
label: Description (Brief)
content: .06: metal envelope with 5 leads, marked with a pink dot and "5676".
label: Description (Brief)
content: .07: metal envelope with 5 leads, marked with a red dot and a faded number.
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.324587
label: catalog number
content: 324587
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tubes
label: Object Name
content: electron tube
label: Other Terms
content: Electron Tubes; Electron Tubes
physicalDescription: label: Measurements
content: each: 1 3/4 in x 3/8 in; 4.445 cm x .9525 cm