On 11/29/2010 4:18 PM, Chris Hoogendyk wrote: > > > They recommend a larger UPS or one designed with extra batteries for > longer runtime. > > Since they listed item 4 and said, "in most cases," one might assume > that the UPSs they manufacture and sell still provide a > step-approximated sine wave when running on battery power. Looking for > details on their web site, the Smart UPS series claim a pure sine wave > on battery, but the Back UPS series have nothing regarding sine wave, > square wave or step-approximated. They don't say anything. I guess you > don't advertise the shortcuts you take on less expensive hardware. > > One thing worth mentioning.. Nobody in their right mind ought to chain a Back UPS after another Back UPS... Yikes...
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