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[ale] OT: U.P.S. Recommendations
On Wed, 2007-04-11 at 22:02 -0400, Jeff Hubbs wrote:
> Aaron -
> What you probably want are "true online" UPSses - marketroidese for
> UPSses that run the load off their inverters all the time. This is
> distinct from the typical APC/Belkin stuff that still has a "burp" when
> they switch over from direct to inverter, relying to some extent on
> systems' power supplies' tolerance for burps and perhaps even
> ferroresonant transformers (meaning that they use transformers whose
> electromagnetic circuit is designed with a built-in 60Hz "tuning fork"
Be warned, "true online" equals full time noise. Modern home
electronics can handle the "burp" USPes without problems, plus you
wallet will appreciate it in addition to your ears.