"Andy Dingley" wrote in message
...
On Tue, 18 Sep 2007 15:06:08 +0100, "Doctor Drivel"
wrote:

This is not a perpetual motion machine. One of those take the output and
puts it back into the input (create more out than going in). This is
"free
energy".

So that's alright then. Thanks for clearing it up.

A pleasure.