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 Building / Mecha / 1545
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Subject: 
Re: Bridget
Newsgroups: 
lugnet.build.mecha, lugnet.space
Date: 
Mon, 4 Sep 2000 11:14:22 GMT
Viewed: 
1938 times
  
In lugnet.build.mecha, James Powell writes:
<Karim>
Seawater is moreor-less transparent to a properly tuned blue/green lasers, so
there would be little/no attenuation. No moving parts to corrode in the
saltwater, and no ejection ports to get gummed up by oceanic detritus.

Nope.  It is somewhat translucent to it, to a range of somewhat less than 500
ft. ... Otherwise, why do you think that we still work with SONAR for
detection of subs?

   You know, that's a great point--I think that when I'm
   back Stateside, it'll be time to produce something on
   this principle.  Why wouldn't *sonic* weapons be ideal
   for a fluid medium?  If you can work out the dynamics
   and the power, wave propigation should be well in your
   favour.  They are, of course, less useful in the air,
   but underwater they'd be magnificent.

   Else you can follow my other tack, and that is to make
   very small fusion-containment torpedoes...but orthodoxy
   be damned!

   BTW, isn't there a German SMG designed to fire underwater
   or in exceptionally "dirty" environments...?  Range would
   suffer, doubtless, but I just wanted to make sure I wasn't
   hallucinating.

   best

   LFB



Message has 1 Reply:
  Re: Bridget
 
Why wouldn't *sonic* weapons be ideal (...) Yes, except for one small problem. (...) Wave propigation (sp for both of us!). Even if you focus the energy more than present methods do, _off_ the transmitter, you will run into the limit of boiling (...) (24 years ago, 4-Sep-00, to lugnet.off-topic.debate)

Message is in Reply To:
  Re: Bridget
 
(...) Nope. It is somewhat translucent to it, to a range of somewhat less than 500 ft. Otherwise, why do you think that we still work with SONAR for detection of subs? James (24 years ago, 15-Aug-00, to lugnet.build.mecha, lugnet.space)

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