Re: Q's on simple stepper circuit

Hi Phil,
Before you give up on those motors! Check out the
site below. 7.5 degree steppers into a 1/4-20 threaded rod
will give you .0010416 inches per step and lots of power
to run a plotter or minimill. See the link below and other
sites off of it!

http://www.geocities.com/fneagu/

John

--- In CAD_CAM_EDM_DRO@y..., phil-jaster@e... wrote:
> --- In CAD_CAM_EDM_DRO@y..., phil-jaster@e... wrote:
> > I was recently given a Cannon AP 200 Electric Typwriter.
> >
> > After tear down, I found a real nice Sankyo Stepper Motor, and
some
> > circuitry to run it.
> >
> > The stepper is marked Volts 27 Ohm/coil 36 Phase 4 Degree/step 7.5
> >
> > I would like to use as much as I can of the circuit to just run
my
> X axis on my TAIG Lathe.
> >
> > I don't think that it needs to be CNC jsut a simple toggle switch
> to
> > toggle the stepper on and a reversing DPDT switch is really all I
> need
> > for a first project.
> >
> > Is the circuit from the Typewriter going to supply me with that,
or
> > will I need to need to build something from scratch???
> >
> > What is the most simple of stepper circuits possible???
> >
> > Any clues as to where I could go to find such a circuit diagram?
> >
> > If I need to build such an item I have bread boarded circuits
> before,
> > but it was a thousand years ago before there were even IC's!!!!!
> >
> > Thanks in advance for any and all response,
> >
> > phil