Lee De Forest 1873 - 1961
- occupation:
- Electronics engineer, Inventor
- Nationality:
- American
1906 invented the triode (audion); developed sound for motion pictures
Related Objects
De Forest audion 1906-1915
De Forest "Photion" tube, 1924.
McVitie Weston valve collection, De Forest valve, type DV5
De Forest "Photion" tube, 1926.
McVitie Weston valve collection, De Forest Audion valve, type 432
