>Also, a special parabolic antenna design can focus the uWave at a >specific (x,y,z) point. The energy can also be made to concentrate at >that point. These techniques are also used in optics. You can get >seriously hurt by attempting experiments you are not ready for. And you do not need a microwave oven for that, the sun is plenty enough. Peter -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body