From: henry@spsystems.net   
      
   In article ,   
   Tom Kent   wrote:   
   >know GPS uses some interesting frequency patterns and lots of complex math,   
   >is it possible to build your own?   
      
   It's not absolutely unthinkable but it's hard, between the microwave   
   electronics and the digital signal processing.   
      
   (There are chip sets that help, but the ones that help a lot, all have the   
   same sort of legal strings attached.)   
   --   
   "Think outside the box -- the box isn't our friend."    |   Henry Spencer   
                                   -- George Herbert       | henry@spsystems.net   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)