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Re: [ATM] motor drive question
Is that the sort of thing I might find at a radio shack?
Eric
On 7/25/06, Polk, Tom <TPolk@decatur-al.gov> wrote:
>
> Hello,
>
> I would recommend finding a "kit" stepper motor driver circuit based on
> the 555 timer. You can do a web search to find the formulas to modify
> the 555 circuit to drive the stepper at 1 rpm. A unipolar stepper can be
> found at many surplus dealers. This is what worked for me.
>
> Tom Polk
>
> -----Original Message-----
> From: atm-bounces@atmlist.net [mailto:atm-bounces@atmlist.net] On Behalf
> Of eric torraca
> Sent: Tuesday, July 25, 2006 1:11 PM
> To: Jarvis Krumbein
> Cc: atm@atmlist.net
> Subject: Re: [ATM] motor drive question
>
> Jarvis,
>
> That's what I suspected. I timed it out roughly last night and it came
> out
> to 1rmp per 12 minutes. I wasn't sure if I could get an appropriate gear
> to
> step it up. How difficult are 1rmp motors to come by? Does anyone know
> of
> any common sources?
>
> Eric
>
> >SNIP<
>
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