[GTALUG] mysterious restarts

[Bob Jonkman]

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Daniel wrote:
> Now the dual-batteries need to be replaced. I have them out in the
> garage, but I had taken the specs to my local W*ntronics store and
> they flatly stated that they would not order what I was specifying

In a trip to Sayal (in Burlington) last week I found they have a whole
table of third-party UPS batteries! I need to make a trip there to fix
up a bunch of UPSes I have laying around...

There's a Sayal in Cambridge too, so I suspect there may be one local
to Niagara Falls as well.

- --Bob.




On 2016-06-20 10:54 AM, Daniel Villarreal via talk wrote:
> On 06/20/2016 10:21 AM, Lennart Sorensen via talk wrote:
>> On Sat, Jun 18, 2016 at 07:58:10PM -0400, Michael Galea wrote:
>>> You know of course that the grid frequency is only
>>> approximately 60.00 hz. For example, it was 59.97 hz on Friday
>>> at around 5 PM. I have heard rumors that the generators spin
>>> the grid up to above 60 hz in the early morning hours to
>>> compensate for the drift, but I don't know if thats a fact.  I
>>> often see the grid at 60.01 hz, in the middle of the day
>>> though.
> 
>> Hmm, my APC SmartUPS just reports 60.0 or 60.2Hz all the time,
>> so I don't think I believe it to be accurate. :)
> 
>> What gismo are you using to measure that?
> 
> Wow, by pressing the right-hand button on my APC Back-UPS XS1000,
> I can see lots of status information, nice!
> 
> I also have a Back-UPS XS900, and many years ago it shut down and 
> beeped constantly, if memory servers, and so I replaced the fan,
> and put it back to work. Now the dual-batteries need to be
> replaced. I have them out in the garage, but I had taken the specs
> to my local W*ntronics store and they flatly stated that they would
> not order what I was specifying, and I refused to buy APC-branded
> batteries, thinking that I could save lots of money... I should
> probably pursue this and post the info at my web site.
> 
> I recently took lots of pictures of the new memorial to Nikola
> Tesla down by the Falls, I need to see about putting those online,
> as well. If you haven't done so, I highly recommend reading "The
> Man Who Invented The Twentieth Century : Nikola Tesla, Forgotten
> Genius Of Electricity," by Robert Lomas.
> 
> --- Talk Mailing List talk at gtalug.org 
> https://gtalug.org/mailman/listinfo/talk
> 
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