On Fri, 13 May 2005, vasile surducan wrote: > You need a laser protected perimeter, and if it's only for caws, then > maybe will be to expensive, it require acumulators, radios and laser > beams. And nice weather. What's wrong with microwave again ? Peter -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist