Re: For Sale or trade (4) bipolar Step-Syn stepper motors

Hi Mike,

Read previous posts about disassembling stepper motors! Not advisable.
You'll want to change the L/R resistors in the driver board for your
motor's current and voltage... Unless it's already setup for your
motors!

HTH

Alan KM6VV
P.S. Which printers?


jbailey@... wrote:

>
> I thought that I had 4 bipolar motors but I have 2 bipolar and 2
> unipolar. I am going to go and get 2 more printers today. They have
> one of each in them. I took the case off of the back of each type of
> motor and the bipolar do not have the center tap. I will still end up
> with 4 bipolar motors that I don't need and want to sell.
>
> I am planning on using the Hobby CNC driver board. I believe that I
> can drive the motors with 12V.
>
> Mike
>
> --- In CAD_CAM_EDM_DRO@y..., Alan Marconett KM6VV <KM6VV@a...> wrote:
> > Hi Mike,
> >
> > Interesting, I have 4 brand new Sanyo Denki Step-Syn motors, type
> > 103G770-1848, DC 3.5V, 1.5A. SIX LEAD, 1.8 deg/step!
> >
> > Are you sure you don't have six lead motors? For unipolar, unless
> the
> > drive is a chopper, you probably want more then the 3.5V rating of
> these
> > motors.
> >
> > I don't know if you're aware of it, but you can drive 6 lead motors
> with
> > a unipolar drive. I'll probably drive them with a Camtronics
> board, or
> > Gecko's.
> >
> > Alan KM6VV
> >
> >
> > jbailey@k... wrote:
> > >
> > > I have (4) bipolar stepper motors. These are Step-Syn out of old
> > > printers. I have tested them. They are type 103g770-1842 DC 3.5V,
> > > 1.5A, 1.8 deg/step. Sanyo Denki co., ltd. I can send pictures upon
> > > request.
> > > I would like to trade for (4) unipolar stepper motors. I would
> like
> > > motors that are about the same size but they can be up to 12V.
> They
> > > will be used for a CNC foam cutter.
> > > I will also consider selling them out right. Best offer gets them.
> > > Thanks for the bandwidth.
> > > Mike