Opinions on safety of dropbox ???

Tom Azlin W7SUA tom at nilza.org
Sat Aug 9 17:35:43 CDT 2014


Nope.

Another reference also said 4 voters plus a spare that could do launch 
and landing.

http://www.nasa.gov/mission_pages/shuttle/flyout/flyfeature_shuttlecomputers.html

"The networked computers are set up so that four are operational and one 
is a backup that could fly the launch and entry if the others failed. 
The computers receive their information from a host of sensors and 
actuators throughout the orbiter, external fuel tank and solid rocket 
boosters. "  And any three could lock out the 4th.

73, tom w7sua

On 8/9/2014 9:54 AM, Mike O'Dell wrote:
> OK - obviously that's wrong.
> 3 voters + 1 alternate
>
>    -mo



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