Newsgroups: comp.robotics
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From: dabbott@atnf.CSIRO.AU (David Abbott)
Subject: Re: PROPOSAL: A robotic Butterlfy!
Message-ID: <1994Jul31.035813.8867@rp.CSIRO.AU>
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References: <CtpqFx.2uo@news.cis.umn.edu> <1994Jul28.153808.22030@msuvx2.memphis.edu>,<Ctq8o6.7qK@freenet.buffalo.edu>
Date: Sun, 31 Jul 1994 03:58:13 GMT
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In article <Ctq8o6.7qK@freenet.buffalo.edu>, ad302@freenet.buffalo.edu (Elizabeth M. Phillips) writes:
>
>	The bigest problem is a light enough power source with a high
>enough electromotive force to run a control system [even SIMPLE] a basic
>controller needs AT LEAST 3 volts.  Sure 2 you can get away with but 
>very few semi conductors work well at the voltage for bias :)
>-- 

  Modern switchmode power supplies are very efficient. Low current
converters are now single chip devices, especially if you only have 
to convert in one direction. If you have enough power for flight the
miniscule amount bled off for the controller shouldn't matter.

Dave

