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Date:	Wed, 17 Dec 2014 17:55:32 +0000
From:	Ed Simmons <ed AT estechnical DOT co DOT uk>
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To:	geda-user AT delorie DOT com
Subject:	Re: [geda-user] Nema 23 stepper motors
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On 17/12/14 17:21, Rob Butts wrote:
> I'm using this motor to turn a shaft.  I have all of the inputs in a
> static state with the clock signal turning the motor.
>
> With the motor not connected it is silent as it turns.  When I mount
> it on a metal block so that it meshes with the gear of the shaft it
> puts out a rattle as it turns,.
>
> I found that if you press down on the stepper it doesn't chatter so
> much.  We put a neoprene gasket under it which helped quiet it but it
> was still a noticeable chatter.
>
> We then mounted a plate on top with a neoprene gasket lightly
> compressing the stepper.  This quieted it quite a bit.
>
> Is this a common issue with steppers or am I not doing something
> correctly?  Lastly, does anyone see a problem slightly compressing it?
>
> Thanks
HI Rob,

What sort of drivers are you using? Are you micro-stepping?

Ed

-- 
Ed Simmons
ed AT estechnical DOT co DOT uk
www.estechnical.co.uk

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