|
|
Definition of Telegraph key
1. Noun. Key consisting of a lever that sends a telegraph signal when it is depressed and the circuit is closed.
Lexicographical Neighbors of Telegraph Key
Literary usage of Telegraph key
Below you will find example usage of this term as found in modern and/or classical literature:
1. Journal by Institution of Electrical Engineers Radio Section (1874)
"The first Paper read was— ON AN IMPROVED DOUBLE-CURRENT telegraph key. By JJ FAHIE.
This instrument is intended to be used for signalling the Morse code ..."
2. The Century Dictionary: An Encyclopedic Lexicon of the English Language by William Dwight Whitney (1891)
"As regards telegraphic communication: as, a town telegraphically isolated.
telegraph-key (tel'ë-gràf-kë), я. A device for making and breaking an electric ..."
3. Reports of Cases Argued and Determined in the Circuit Court of the United by Samuel Blatchford (1888)
"Thus, it may replace the pivots or trunnions of the relay and sounder. I claim, 1.
In a telegraph key, the combination, with the circuit-breaking lever, ..."
4. International Library of Technology: A Series of Textbooks for Persons by International Textbook Company (1901)
"The student that desires to learn the art of telegraphing will need, for practicing,
a telegraph key, sounder, and battery. There are several grades of ..."
5. The American Journal of Psychology by Granville Stanley Hall, Edward Bradford Titchener (1889)
"Schiff reacted to an electrical stimulus on the tip of the tongue by means of a
telegraph key, an " astronomical key," and a " book key," with these ..."
6. Practical Wireless Telegraphy: A Complete Text Book for Students of Radio by Elmer Eustice Bucher (1917)
"When the telegraph key is pressed and the control circuit of battery B opened,
the iron core, in respect to the winding Ml becomes magnetic, ..."
7. Practical Wireless Telegraphy: A Complete Text Book for Students of Radio by Elmer Eustice Bucher (1917)
"Signalling is accomplished by placing a telegraph key in series with the field
winding of the alternator or by variation of the localized inductance in the ..."
8. Practical Wireless Telegraphy: A Complete Text Book for Students of Radio by Elmer Eustice Bucher (1917)
"When the telegraph key is pressed and the control circuit of battery B opened,
the iron core, in respect to the winding Ml becomes magnetic, ..."
Other Resources:
