On 6 Dec 2005 20:35:55 -0800, "Tom" wrote:

Pretty sure Nick Muller already did this and has the dimensions on
his web site...maybe Don Foreman will post link....

Thanks, found it...
http://www.metalworking.com/DropBox/
http://www.metalworking.com/DropBox/...ri_sketch2.jpg
http://www.metalworking.com/DropBox/venturi.txt

I just wanted something quick and cheap, but I'll look into
the fridge compressor if I get my hands on one.

"Sacrifice the beer fridge" NO WAY!
Gerry :-)}
London, Canada