Alt-BEAM Archive

Message #13431



To: beam@sgiblab.sgi.com
From: Jeffrey D Spears jspears@engin.umich.edu
Date: Fri, 14 Apr 2000 23:37:49 -0400 (EDT)
Subject: Re: Solar powered pendulumn project


That would certainly work! Although their may be some method to detect
position that requires less current--that 10 to 20ma might be best
applied to the propulsion. I understand reed switches are surprisingly
reliable and have very low resistance contacts.

What say you?

On Fri, 14 Apr 2000, Jean auBois wrote:
>
> 1) Using a photointerrupter (LED/photodiode pair) to control the current
> dumping trigger circuit.


Jeffrey D. Spears
University of Michigan
College of Engineering

``Double-E, can't spell gEEk without it!''
-Captain Gerald M. Bloomfield II, USMC
(my brother)

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