1969 space computers

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From: Cottrell, Eric (ecottrell_at_doble.com)
Date: Wed Dec 19 2001 - 15:04:55 EST


Hello,

If I understand it correctly the original thinkpad had
much more processing power of the computer in the LEM.
I saw a picture of the LEM computer and it was a breakthrough
because it was small and solid-state.

If you listen to the audio of the Apollo 11 moon descent
you will hear mention a three digit number and perhaps
the word alarm. This occurs several times and it was
5 years ago or so I learnt that this alarm is set
by the LEM computer when it had too much data to process.
One of the tracking radars was left on in case they
had to abort landing. The radar was sending data
to the computer and the computer was overwhelmed because
of the other required operations.

73 Eric ecottrell_at_doble.com


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