Definition of Lee De Forest

1. Noun. United States electrical engineer who in 1907 patented the first triode vacuum tube, which made it possible to detect and amplify radio waves (1873-1961).


Lexicographical Neighbors of Lee De Forest

Leda
Ledbetter
Ledercillin VK
Lederer
Lederer's anaemia
Ledermann
Ledermann formula
Ledum
Ledum groenlandicum
Ledum palustre
Lee
Lee's Birthday
Lee-White method
Lee Buck Trevino
Lee De Forest (current term)
Lee Harvey Oswald
Lee Krasner
Lee Trevino
Lee Yuen Kam
Leede
Leede-Rumpel phenomenon
Leeds
Leela
Leesburg
Leeson
Leeuwenhoek
Leeuwenhoek's canals
Leeward Islander
Leeward Islands

Literary usage of Lee De Forest

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Principles of Electric Wave Telegraphy by John Ambrose Fleming (1908)
"Patents of Dr. Lee de Forest in connection with Wireless Telegraphy. 1900 to 1905.—Another active worker who has been granted numerous patents in the United ..."

2. The Principles of Electric Wave Telegraphy by John Ambrose Fleming (1908)
"Patents of Dr. Lee de Forest in connection with Wireless Telegraphy. 1900 to 1905.—Another active worker who has been granted numerous patents in the United ..."

3. A Story of Wireless Telegraphy by Alfred Thomas Story (1904)
"... system—Two American wireless methods—That of Dr. Lee de Forest, Professor Fessenden's Discoveries —His system—The future of wireless telegraphy. ..."

4. Transactions of the American Institute of Electrical Engineers by American Institute of Electrical Engineers (1906)
"Lee De Forest: For convenience I use a 6-volt lamp; from 4 to 6 volts, ... Lee De Forest: I am using tantalum filaments entirely; I think they are much ..."

5. The Encyclopedia Americana: A Library of Universal Knowledge (1918)
"The inception of this system, invented by Dr. Lee De Forest, dates back to 1899. Dr. De Forest's original idea was to develop a receiver, working on an ..."

6. Scientific American Reference Book by Albert Allis Hopkins, Alexander Russell Bond (1905)
"The American De Forest Wireless Telegraph Company has developed from the inventions'of Dr. Lee de Forest, a young Yale graduate. ..."

7. The Principles of Electric Wave Telegraphy and Telephony by John Ambrose Fleming (1919)
"... placed in the focal line, eg, SG Brown (see British I'atent Specification, No. 14449 of 1899; also see USA Patent Specification of Lee de Forest, No. ..."

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