power meters [ was low power linux PC? ]

[Bruce Dawson]

The more sophisticated model has a USB interface.

--Bruce
PS: For 220, you can measure the two live legs using 2 separate meters.
But in general, things like dryers and ranges will have the same
readings for both legs.

BTW: You're dealing with deadly power here. I don't recommend cobbling
this together unless you know what you're doing.

Paul Lussier wrote:
> Alex Hewitt <hewitt_tech at comcast.net> writes:
>
>   
>> I believe this item,
>> "http://www.thinkgeek.com/gadgets/travelpower/7657/" that measures power
>> consumption might have been discussed on the list before but the same
>> folks now offer a more sophisticated model:
>>
>> http://www.thinkgeek.com/gadgets/travelpower/7acf/
>>     
>
> I'm curious what the major differences between these two are.  The
> former costs $129.00, the latter $24.99.  Is it that the Watt's UP!
> model records and stores info whereas the Kill'O'Watt merely displays
> the current stats?
>
> And, does anyone know of something like this that measures 220VAC as
> well?  (I'd really like to know what my stove and clothes dryer cost
> me :)
>
>
>