Energy-hogging Linux, what to do?

[blu at scrunch.net (Bob - BLU)]

On 10/23/2005 12:24 PM, Tom Metro wrote:
> Rich Braun wrote:
> 
>> I...have mail-ordered a couple of Kill-a-Watt consumption meters to
>> plug my systems and appliances into.
> 
> I've often seen those in home automation catalogs, but if you find the 
> one you bought works well, please post a pointer to it.

Anyone ever use this model?:

	Kill A Watt, Electricity Usage Monitor
	http://www.cyberguys.com/templates/searchdetail.asp?T1=112+0240

Or other feedback on this kind of device is appreciated.  I'd like to tame the energy usage at my office and this sort of gadget would help reduce the guess work.