Penta wrote:

:On Sun, 21 Dec 2003 15:46:29 GMT, Fred J. McCall
wrote:
:
:"Pete" wrote:
:
::
::"phil hunt" wrote
::
:: I imagine the missiles could
:: be programmed for a mission by sticking a computer with an Ethernet
:: cable into a slot on the missile.
::
::Here ya go. Code to this explanation, and you're all set.
::
::http://www.techblvd.com/Rvideo/Guidance.wav
::
::Easy.
:
:What's really spooky is that this isn't all that bad a description of
:how ProNav works. :-)
:
:what's ProNav?

Proportional Navigation. It's how virtually all GPS-guided weapons
fly.

[GPS-guided weapons is something of a misnomer, just by the way.
They're all really GPS-aided strapdown inertial.]

--
"Millions for defense, but not one cent for tribute."
-- Charles Pinckney