local battery

English

Noun

local battery (plural local batteries)

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.
In telephony, a source of local power for a telephone instrument, as opposed to being powered from the central office.

Translations

A source of local power for a telephone instrument

Finnish: paikallisparisto
German: Sprechstellenschaltung

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