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Local battery



In telecommunication, the term local battery has the following meanings:

  1. in telegraphy, the source of power that actuates the telegraphic station recording instruments, as distinguished from the source of power that furnishes current to the line.
  2. in telephony, a system in which each telephone instrument has its own source of power, as opposed to being powered from the central office.
  3. a source of local power for a telephone instrument.

This article contains material from the Federal Standard 1037C (in support of MIL-STD-188), which, as a work of the United States Government, is in the public domain.

 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Local_battery". A list of authors is available in Wikipedia.
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