common battery


Also found in: Acronyms, Wikipedia.

common battery

[¦käm·ən ¦bäd·ə·rē]
(communications)
System of current supply where all direct current energy for a unit of a telephone system is supplied by one source in a central office or exchange.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Other things to look for are silent operation (on some, the actuator button makes a bothersome click), recessed but tons that cannot be inadvertently pressed while in a pocket or pack, and a common battery type that can be found anywhere, anytime.
When a salt solution is absorbed by the tissue, the aluminum foil becomes an anode and the charcoal becomes a cathode, as in a common battery.
Its design includes two inverters connected to a common battery. The inverter at the main input of the UPS, also known as the Delta inverter, is connected to a transformer in the series, with the main input supplying the load.
Both converters are connected to a common battery. The Converter 1 is rated at about 30 percent of the output power of the UPS.
The two most common battery types are alkaline and carbon/zinc.
Over the same period, telephone power technology was radically changed by Hayes's "common battery," a power source located within the central office used for voice transmission among all telephones connected there (American Telephone and Telegraph, 1983).
Lithiumi on remains the most common battery option, but they're still heavy and offer limited capacity.
The two most common battery packs on walkies are wet cell batteries and gel batteries.