De Forest "Audion" tube
De Forest "Audion" tube
Previous
Next
Usage conditions apply
- Object Name
- triode
- Other Terms
- Electron Tube; Electron Tubes
- date made
- ca 1918
- ca 1912
- maker
- De Forest Radio Telephone & Telegraph Co.
- Measurements
- overall: 3 1/2 in x 2 in; 8.89 cm x 5.08 cm
- ID Number
- EM.320363
- catalog number
- 320363
- accession number
- 242270
- See more items in
- Work and Industry: Electricity
- Communications
- Exhibition
- Inventing in America
- Exhibition Location
- National Museum of American History
- Data Source
- National Museum of American History
Nominate this object for photography.
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.
If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.
Note: Comment submission is temporarily unavailable while we make improvements to the site. We apologize for the interruption. If you have a question relating to the museum's collections, please first check our Collections FAQ. If you require a personal response, please use our Contact page.
