Message posted by Mr. JR on June 12, 2001 at 17:41:05 PST:
similar to a 'radar' system that was demostrated a few years ago using existing tv and fm radio station signals.http://www.smh.com.au/news/0106/12/world/world2.html
http://www.smh.com.au/news/0106/12/world/world2.html
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