Re: Stealth Buildings Was Re: "X-Ray Gun" for imperceptible searches

[Alan Horowitz <alanh@infi.net>]

TIm, a layer of tin foil is not the same as a professionally installed 
and maintained Faraday cage.

I can envision circulating currents on the tinfoil. Ie, ground loop type 
of situation.

All imaging is depenmdant upon the target having some radiating 
characteristic. If the gun shields a gun-shaped peice of the body from 
radiating in millimeter waves, you can build a gun detector.

If you're sure that a firearm always looks like a gun, that is....