Valdemar Poulsen with a Receiver He Used in Arc Transmitter Experiments, circa 1910
Add to SetSummary
Valdemar Poulsen, a Danish engineer, is depicted here standing with his "Poulsen Arc Transmitter," invented in 1903. Before vacuum tube technology was adopted in the 1920s, Poulsen's device was used to convert electricity to radio frequencies, allowing for the transmission of sound. Poulsen is also credited as the inventor of magnetic sound recording, creating the telegraphone between 1898-1900.
Valdemar Poulsen, a Danish engineer, is depicted here standing with his "Poulsen Arc Transmitter," invented in 1903. Before vacuum tube technology was adopted in the 1920s, Poulsen's device was used to convert electricity to radio frequencies, allowing for the transmission of sound. Poulsen is also credited as the inventor of magnetic sound recording, creating the telegraphone between 1898-1900.
Artifact
Photographic print
Subject Date
circa 1910
Creators
Keywords
Collection Title
On Exhibit
By Request in the Benson Ford Research Center
Object ID
91.0.57.5
Credit
From the Collections of The Henry Ford.
Material
Paper (Fiber product)
Technique
Gelatin silver process
Color
Black-and-white (Colors)
Dimensions
Height: 5 in
Width: 7 in
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