De Forest "Singer" type radio tube: Museum Object and Cultural History
De Forest "Singer" type radio tube: date made: ca 1916. maker: De Forest Radio Telephone & Telegraph Co.. Object Name: Electron Tube, Triode.
The object in the museum catalogue
A 4-pin metal base with tipped G-shaped envelope. Donor card reads: "Triode made by De Forest for use in the low powered radio telephones developed by him after World War 1. The elements of this tube greatly resemble those of the "H" tube, however because of the long neck and base this tube was limited to much lower frequencies. The designation "Singer tube" was given to several model made by De Forest and meant an oscillator, or "singer." See also Tyne, "Saga of the Vacuum Tube," pages 116-117.
Materials, dates and provenance
- date made: ca 1916
- maker: De Forest Radio Telephone & Telegraph Co.
- Object Name: Electron Tube, Triode
- Object Name: triode
- Other Terms: Electron Tube, Triode; Electron Tubes
- Measurements: overall: 5 1/2 in x 2 1/4 in; 13.97 cm x 5.715 cm
- ID Number: EM.324321
- catalog number: 324321
- accession number: 252994
- Credit Line: from Paul G. Watson
- Data Source: National Museum of American History
Sources and reuse
Catalogue descriptions and facts adapted from National Museum of American History through the Smithsonian's official Open Access dataset. This record explicitly marks its metadata CC0 1.0; formatting and selection have been changed.
Sources
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