[Chugalug] [OT] Best way to rotate a motor precisely

Stephen Kraus ub3ratl4sf00 at gmail.com
Sun Mar 3 00:00:09 UTC 2013


Easiest yes, not the cheapest. Mainly easy because the stepper motor will
allow you to pulse the motor in minute steps and with a gearbox you can
park the motor precisely where you want it.

With a normal motor, there isn't much to really help reduce the speed or
help control the position.

On Sat, Mar 2, 2013 at 6:58 PM, James Nylen <jnylen at gmail.com> wrote:

> I'll have to look into that.  You think that'll be the
> cheapest/easiest/best way?
>
> Also, are you going to be in Chattanooga any time soon?  If not, I need to
> come down there and get those screens from you.
>
> On Sat, Mar 2, 2013 at 6:54 PM, Stephen Kraus <ub3ratl4sf00 at gmail.com>wrote:
>
>> Stepper motor and some sort of optical sensor.
>>
>> On Sat, Mar 2, 2013 at 6:52 PM, James Nylen <jnylen at gmail.com> wrote:
>>
>>> For a future electronics project, I want to make a seasonal clock like
>>> this one : http://www.kickstarter.com/projects/scottthrift/the-present .
>>> What is the best way for a hobbyist like me to make a motor rotate
>>> precisely to a given angle?  I assume I need some kind of rotation sensor?
>>>  I'd like to get within 1-2 degrees accuracy if possible.
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>>>
>>
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>
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