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Definition of Annunciator
1. Noun. An indicator that announces which electrical circuit has been active (as on a telephone switchboard).
Definition of Annunciator
1. n. One who announces. Specifically: An officer in the church of Constantinople, whose business it was to inform the people of the festivals to be celebrated.
Definition of Annunciator
1. Noun. Anything that announces something ¹
2. Noun. A signalling device that shows which of several electrical circuits is active, especially such a device in a telephone switchboard ¹
3. Noun. A buzzer in a UK signal box, that sounds when a train activates a treadle positioned on the track. Provides a warning or announcement of a nearby train. ¹
¹ Source: wiktionary.com
Definition of Annunciator
1. [n -S]
Lexicographical Neighbors of Annunciator
Literary usage of Annunciator
Below you will find example usage of this term as found in modern and/or classical literature:
1. A Dictionary of Electrical Words, Terms and Phrases by Edwin James Houston (1903)
"annunciator. Fire-Alarm An annunciator used in connection with a system of ...
Gravity-Drop annunciator. A form of gravity-drop annunciator is shown in Fig. ..."
2. Proceedings of the United States Naval Institute by United States Naval Institute (1886)
"JKB BAIRD'S annunciator. CHIEF ENGINEER'S OFFICE, U S. NAVY YARD, WASHINGTON,
... device -described as “ Baird's annunciator “ have examined the apparatus, ..."
3. Bell's Electric Speaking Telephone: Its Invention, Construction, Application by George Bartlett Prescott (1884)
"CHILD'S annunciator SYSTEM. On the right, A, B, C, D and E (fig. 190), are table
operators, each of whom has connected with his table, by an independent ..."
4. Fire Prevention: A Treatise and Text Book on Making Life and Property Safe by Peter Joseph McKeon (1912)
"The annunciator on the ground floor would lower one of its drops (in this instance
No. 5), and the gong on its top would start vibrating and continue to ..."
5. International Library of Technology: A Series of Textbooks for Persons by International Textbook Company (1905)
"BELL AND annunciator CIRCUITS 43. Fig. 13 shows a number of connections for simple
bell circuits; for the operation of such circuits two or three cells will ..."
6. Electrical Construction: An Elementary Course for Vocational Schools by Walter Benedict Weber (1916)
"Principle The annunciator must indicate the call. Object To show the inside
connections of an annunciator. Operations Tool* Material One three-point ..."
7. A Dictionary of Architecture and Building, Biographical, Historical, and by Russell Sturgis (1901)
"(See Capital.) The form annu- lus is rare. annunciator. An instrument used to
indicate which if many bell handles or bell but 70 ..."
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