brownout


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brownout

[′brau̇n‚au̇t]
(electricity)
A restriction of electrical power usage during a power shortage, especially for advertising and display purposes.
An extinguishing of some of the lights in a city as a defensive measure against enemy bombardment.

brownout

1. To complete the application of a base-coat plaster.
2. The setting of base-coat plaster, which darkens, or browns, as it sets.
3. The dimming of lights as a consequence of a reduction of voltage furnished to a section of a city (or an entire city) by the electrical utility.

brownout

A lowering of AC power voltage for some period of time. Brownouts can be very harmful to electronic equipment if sustained for long periods. Brownouts can cause flickering or a dimming on screen, and the computer may experience intermittent problems as a result. See blackout.
References in periodicals archive ?
6 million contract to Sikorsky Aircraft to build, by September 2008, a prototype brownout system for the Army's new UH-60M Black Hawk.
Our modest contribution to the debate in this Article is to illustrate the extent of the problem by examining the effects of interstate broadcast markets on the brownout periods in a number of markets.
The department and UFLAC are considering whether they should post information about the brownouts on their respective Web sites.
That lowered reserves, which need to be maintained at 7 percent of the projected usage for the day to ward off brownouts.
AOL said the e-mail brownout was triggered Monday by an unusual spike in the number of Internet users trying to send messages to its customers, whose on-line addresses end in aol.
Indeed, the latest brownout to hit America Online only heightened concerns about AOL's ability to accommodate a flood of new users.
Alliance Semiconductor CPU Supervisor Products ss Part Number Features & Function Reset Voltage Options (V) -- Power-up, power-down, ASM809, ASM810 brownout detection 4.
A blackout is a total power loss and a brownout is a voltage drop, usually evidenced by a sudden dimming of lights.
has already had at least one brownout in which customers were forced to cluster by the front door, waiting for the power to come back on.
Additional peripherals available on both devices include a precision internal oscillator that is +/-2 percent stable over a wide temperature and voltage range, a comparator with an internal voltage reference with 32 selectable voltage levels and Brownout Reset (BOR).
A REASSURANCE[TM] Back-Up Power System will instantly and silently power non-life-supporting equipment during an unexpected power outage or brownout, providing back-up electricity until utility power is restored.