[SATLUG] Generator powered laptops?

Todd W. Bucy toddwbucy at grandecom.net
Fri Sep 19 06:39:10 CDT 2008


when I was in the army we used line conditioners to stabalize the
current for our computers.  An UPS can help but as Brad points out an
unconditioned line can eventually burn out your UPS.  Thats why when we
(Army) were on generator we would use the conditioner then the UPS.

Todd

On Fri, 2008-09-19 at 00:47 -0500, Brad Knowles wrote:
> I would say that what you really want is a Line Conditioner, of the  
> sort the sell for use with sensitive Audio/Video equipment. That  
> should get the power output into good enough shape for any equipment  
> you might connect.
> 
> Failing that, most UPSes I know of are pretty good at being able to  
> take in bad quality power and output something that is at least  
> minimally acceptable for most computers. Your primary risk here is  
> burning out the UPS, if the input quality is bad enough.
> 
> -- 
> Sent from my iPhone
> 
> On Sep 19, 2008, at 12:11 AM, FIRESTORM_v1 <firestorm.v1 at gmail.com>  
> wrote:
> 
> > Well, as many of you know, Houston got it's posterior handed to it by
> > Ike.  Unfortunately, I am (along with most of Houston and surrounding
> > areas) without power.  We are fortunate to have running water and
> > natural gas.  Recently we bought a generator and have been surviving
> > quite well.
> >
> > The question I have for SATLUG and XCSSA is concerning the 110VAC
> > output coming from the generator. I took a meter to the power output
> > and found that the power fluctuates almost constantly between 116VAC
> > and 118VAC after getting the engine calibrated correctly.  (Before it
> > was surging wildly from 105VAC to 130VAC.  It's amazing what a quarter
> > turn on the idler adjustment does. :P)
> >
> > The questions are:
> > 1:  Would you consider this clean enough to run a laptop or other
> > computer fed by the brick-style switching power supplies?
> > 2: If it's not clean enough, would adding an UPS clean it up without
> > resulting in a blown UPS?
> >
> > The idea behind this is that DSL and cable are both out in my
> > neighborhood and there are a few people in my neighborhood that are
> > needing to apply for FEMA assistance.  I am thinking of using my VIA
> > Artigo with it's miniscule 12watt power supply to NAT the cellular
> > modem connection I'm currently on (at the office) to retransmit via an
> > accesspoint locally so that others nearby can contact FEMA, their work
> > or loved ones and let everyone know they're OK.   It's nothing fancy
> > like satellite uplinks or anything the Red Cross has, but it's way
> > better than nothing at all.  On a side note, Sprint came up on Monday
> > night, while AT&T and Tmobile are still down for the count in my
> > subdivision.
> >
> > Questions? Comments? Suggestions?
> >
> >
> > Thank you.
> > FIRESTORM_v1
> > -- 
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