Subject:
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Re: Motor power?
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Newsgroups:
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lugnet.robotics
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Date:
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Thu, 18 Feb 1999 03:21:49 GMT
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Viewed:
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937 times
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In article <F7BJ3x.5HI@lugnet.com>, "Hao-yang Wang" <hywang@pobox.com> wrote:
> Dave Baum writes:
> > The firmware does do PWM. One reason you aren't seeing much difference is
> > that the motor has an internal flywheel. When the pulse is "on", the
> > motor revs up to speed, then this speed is maintained by the flywheel
> > during the "off" pulse. If you put a bigger load on the motor (i.e. have
> > it move something heavy), you'll start to notice some difference in the
> > power settings. It still isn't great, but at least there is some
> > difference.
>
> So is the old 8720(5114) motor more sensitive to the speed setting, due to its
> lack of a flywheel?
>
> Hao-yang Wang
Yes - you can actually "hear" the change in speed as you alter power levels.
Dave
--
reply to: dbaum at enteract dot com
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Message is in Reply To:
 | | Re: Motor power?
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| (...) So is the old 8720(5114) motor more sensitive to the speed setting, due to its lack of a flywheel? Hao-yang Wang (25 years ago, 17-Feb-99, to lugnet.robotics)
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