From: egruf_usenet@cox.net   
      
   On Thu, 20 Jan 2005 21:44:33 -0800, in sci.space.tech   
   schillin@spock.usc.edu (John Schilling) wrote:   
      
   >Perhaps, but I don't see how there would ever *be* any "craft that need to   
   >cycle multiple times between supersonic and hypersonic operation during   
   >a single flight".   
   >   
   >What mission did you have in mind?  And no, ultra-fast jet fighters   
   >dogfighting all over a flight envelope that extends into the hypersonic,   
   >aren't going to happen.  The hypersonic missions the military is actually   
   >interested in, only require accelerating once.   
      
   Accelerating once,yes. But that doesn't then mean you don't need the "low   
   speed" system to return home for Global Recon or Strike missions. DoD is   
   definitely interested in this in all our talks with them.   
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   Ed Ruf    Lifetime AMA# 344007 (Usenet@EdwardG.Ruf.com)   
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