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A butler uses an intercom on behalf of a lady. An intercom, also called an intercommunication device, intercommunicator, or interphone, is a stand-alone voice communications system for use within a building, small collection of buildings or portably within a small coverage area, which functions independently of the public telephone network. [1]
An intercom telephone is a special kind of telephone that controls an intercom system. Intercom telephones can be found in residential, commercial, and educational settings. [1] For an example, a school is an environment that displays all the capabilities of an intercom
Public address system in an old high school. The simplest, smallest PA systems consist of a microphone, an amplifier, and one or more loudspeakers. PA systems of this type, often providing 50 to 200 watts of power, are often used in small venues such as school auditoriums, churches, and coffeehouse stages.
The Rauland Corporation acquired the Webster-Chicago Corporation, a then-leader in school communications, making Rauland a dominant supplier of internal school communications systems. [ citation needed ] In 1948, Norm Rauland and George Borg started a new company, Rauland-Borg Corporation, continuing the sound and communications business.
One reason to use a wireless intercom system is that the cost of retrofitting a building for a wired intercom system is high. Another reason is the increased portability of a wireless system. With battery-powered radio frequency wireless intercom units, a person can carry a station as they walk around.
[16] [11] Enhanced security was a focus of the new school, including increased cameras and an intercom system for granting entry. [18] Funding for the school was provided by the bond approved by voters as well as matching construction funds from the state.
This station was founded by George Abraham [6] and David W. Borst, [7] who had originally installed an intercom system between their dormitory rooms. The intercom links were first expanded to additional locations, and then the system was replaced by distributed low-powered radio transmitters, which fed their signals into various buildings ...
In 1999 there were two schools in the district, and both received intercom systems and were given a $1,071,000 renovation. [ 8 ] In 2022, West Tallahatchie High School received an award from GreatSchools.org as a College Success-Gold Honoree for its success in preparing its students for life and enrollment in both two-year and four-year ...
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