Peter Trei wrote,

> One gizmo I dreamed up...resembles
> a windspeed guage, but with cube-corner
> reflectors instead of cups...

I thought up a similar but stealthier version some time back.  The corner
cuts would be on bars that rotate about a horizontal axis.  The whole
assembly would be inside a visual opaque (but radar transparent) cylinder on
the front bumper of the car.  It could be made to look like a water
container or heavy-duty bumper or whatever.  Either the receding or
advancing portion of the bar's rotation could be behind a radar opaque
barrier (depending on whether you'd like to subtract or
add--ridiculously--to your true speed).

In either case, most modern radar would be foiled by any difference in
recorded speed since most of them are set to indicate a speed only when they
measure several (3-5) consistent reading within a short time span (something
< 1 second).  I've read that radar cannot measure the speed of propeller
driven aircraft because the radar chokes on the various measurements the
spinning propellers return.

> Similarly, appropriately sculpted
> hubcaps could mess with the radar
> guns tiny mind.

Yup.

The corner-cut principle could address another bad habit of law enforcement,
searchlight equipped helicopters.  While it's against the law in California
(and other states, I would suspect) to aim a spotlight (or even a small
laser device) at an aircraft, putting several mirrored corner-cut reflectors
at strategic points around your home is probably okay.  If the eyes in the
sky don't like the bright reflection, they can just turn their damned light
off.


 S a n d y

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