Strictly speaking you only need the UPS for the heaters, since your rigs and
everything else are off. This means supplying a separate transformer just
for the heaters which might be practicable from the same UPS as your pc.
These are relatively cheap these days.
David
G3UNA
----- Original Message -----
From: "Roger" <sub1@rogerhalstead.com>
To: "Jim Brown" <jim@audiosystemsgroup.com>; <amps@contesting.com>
Sent: Monday, July 16, 2007 5:49 PM
Subject: Re: [Amps] ALPHAs and momentary power outages
> Yes, a proper sized UPS would work, but it has to be capable of supplying
> the peak AC power to the amp under load if that is when the power is
> interrupted rather than just the idle power. That means a UPS capable of
> 2500 to 3000 watts peak and would probably cost as much as the Alpha.
> Those
> in the neighborhood of a KW seem to run about a dollar a watt. I'd guess
> they get more expensive per watt much larger than that as I just looked at
> a
> 1200 watt unit for $1,400.
>
>
>
>
>> On Mon, 16 Jul 2007 08:34:35 -0400, Paul Cassel wrote:
>>
>>>Thanks for your ideas?
>>
>> How about a UPS? If all we're talking about is a few seconds, one of
>> the beefier 240V models would probably have held it up.
>
> They really don't have any reserve capacity. Take one a tiny bit past it's
> limit and it'll just shut down, or at least all I've seen so far do.
>
> 73
>
> Roger (K8RI)
>>
>> Jim K9YC
>>
>>
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>
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