On 9/5/2009 11:50 AM Jeff Liebermann spake thus:

On Sat, 05 Sep 2009 13:11:29 -0400, "Michael A. Terrell"
wrote:

It is an inline device:
http://www.p3international.com/products/special/P4400/P4400-CE.html

Some more...

Photo of the insides of the original and the later P4440 versions. The
P4440 is at the bottom:
http://802.11junk.com/jeffl/pics/drivel/slides/kill-a-watt.html

So how does this thing work?

It looks like the power just passes straight through from plug to socket
over there on the left. Is there a current transformer in there
somewhere? What about that half-loop thingy on top? And what's that
semicircular thing doing between the power prongs above the ground
connector?


--
Found--the gene that causes belief in genetic determinism