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[Acronym] for __U__ninterruptable __P__ower __S__upply.
a big battery that will run your computer for a short time when the power goes out. There are two major types Online and Offline. An Online [UPS] is charging the battery constantly from the mains and drawing
power from the battery
the computer( s
) . This means that
is isolated from any power spikes
or brownouts that might occur. An Offline
] has a battery that
and is switched inline when
the power drops below a certain level. Usually protects you against brownouts, but has less protection from spikes
+ a big battery that will run your computer for a short time when the power goes out. power to the computer ( ) your is or [ ] is and the .
a [UPS] is usually only there to smooth the power and handle short power outages (<10 minutes) and then allow the machine to shutdown cleanly. A [UPS] usually is not large enough to maintain power to the computer for an extended length of time (hours), unless your money
: iq ratio is too high.
'' Or if you're lucky
and got given four perfectly OK 21-plate truck batteries; I'll have to crash-test but I think I have
at least 12 hours of standby
power now, even with
the screen on
.. - zcat ''
+ and at power the .
See also [UPSNotes]