Newsgroups: comp.robotics
Path: brunix!news.Brown.EDU!noc.near.net!howland.reston.ans.net!gatech!concert!decwrl!world!rgacote
From: rgacote@world.std.com (Raymond Cote)
Subject: Re: Muscle wires for robots ?
Message-ID: <CA0Bvt.3q6@world.std.com>
Organization: The World Public Access UNIX, Brookline, MA
References: <26401@mindlink.bc.ca>
Date: Sun, 11 Jul 1993 15:47:51 GMT
Lines: 15

Jeff_Holinski@mindlink.bc.ca (Jeff Holinski) writes:

>> William writes:
>>
>> Ok, how do you manage "anywhere", when the muscle wires themselves are
>> basically digital (long/short) ?
>>
>Couldn't you use a 555 timer to switch the power off and on? The more pulses
>per second you use the more the wire contracts.
>Anybody tried this?
Roger Gilbertson out at Mondotronics is using a PIC controller to do 
pulse-width modulation control of his six-legged robot. Light, cheap, and 
easily programmable.
ray cote
rgacote@world.std.com
