Amalgamated Wireless Electron Tube, 1920
01
Artifact Overview
Vacuum tubes appear in older radios, televisions, amplifiers, computers, and other electronic devices. Their function: to amplify and strengthen weak electronic signals. Typical tubes are sealed glass bulbs evacuated of gas, allowing electron flow to be influenced by an interior cathode, plate and grid. Perfected in 1906 by Lee De Forest, the vacuum tube was the genesis of a communications revolution.
Artifact Details
Artifact
Electron tube
Date Made
1920
Creators
Location
Not on exhibit to the public.
Object ID
89.0.932.346
Credit
From the Collections of The Henry Ford.
Material
Glass (Material)
Metal
Dimensions
Diameter: 1 in
Height: 4.5 in
Inscriptions
Expons 3125
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