[sdiy] Woah...check this out..

[Ian Fritz]

At 10:37 PM 5/1/2004, harrybissell wrote:


>I think this 'weapon' is a bunch of hype. Just like the low frequency 
>version... it is
>likely
>that an enemy will be prepared for it... maybe even with wax earplugs like 
>Odysseus
>used against the sirens.

Also, it can't work as stated.  Bouncing around inside a cave would defocus 
it immediately, and also highly attenuate the ultrasonic frequencies involved.

   Ian