Re: [CAD_CAM_EDM_DRO] Re: Xylotex or Gecko step driver for my Mill/Drill?

Paul,

I have a Xylotex drive on a small mill and can say, completely unbiased, its
great!.

Nick

----- Original Message -----
From: <shyningnight@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Sunday, May 16, 2004 5:53 PM
Subject: [CAD_CAM_EDM_DRO] Re: Xylotex or Gecko step driver for my
Mill/Drill?


> Jeff;
> One of the most telling things about a company or it's owner is when they
recommend
> someone elses product based on questions... If I can expect that level of
honesty from a
> company, then that's a company I'd like to deal with!
> I may go with the Gecko drives for my Mill/Drill, but I have some other
projects in mind
> that I would buy your Xylotex drive for. (One project at a time though!).
> Thanks!
>
> Paul F.
>
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "jeffalanp" <xylotex@h...> wrote:
> > Hi Paul,
> > Although the Xylotex board can handle 2A with no problem, I'm
> > guessing that the inductance of your motors is quite high. This
> > requires a decent voltage to get good performance from your motors.
> > The max running voltage of the Xylotex is 30VDC (35VDC abs max). You
> > probably want to run around 60VDC (??) to get the most from your
> > motors. This puts the motors well past the capabilities of the
> > Xylotex, but well within the capabilties of the Geckos. In your case
> > you will be much happier spending more to get the Geckos.
> >
> > In my opinion, the A3977SED based Xylotex drives peak with motors
> > around 250 oz.-in. (although others have used larger motors with
> > decent performance). 250 oz.-in. motors can provide decent
> > performance for the smaller Harbor Freight type mill-drill machines
> > (but since you already have your motors....).
> >
> > Jeff
> > http://www.xylotex.com
> >
> >
> > --- In CAD_CAM_EDM_DRO@yahoogroups.com, shyningnight@y... wrote:
> > > Sitting here with no money to continue BUYING parts to retrofit my
> > Mill/Drill... plotting and
> > > scheming WHAT to buy when I DO have money...
> > >
> > > I have 3 stepper motors (courtesy Dan Mauch at Camtronics). I
> > bought the "H34011__Step
> > > motor 680 oz in 2A 3.4. ohms" motors.
> > >
> > > NOW I'm looking at driver boards...
> > > My top three contenders were;
> > > Stepperworld.com's FET-3 board, but I ruled that one out because
> > it's a unipolar only
> > > board.
> > >
> > > Gecko 201/210;
> > > They certainly have a good following!
> > > Reading the specs, I don't know which would be "better" for my
> > setup, the 201 or the 210.
> > > What's the practical difference?
> > >
> > > The Other leading contender is the Xylotex 3 axis board..
> > > Again, good following. Considerably cheaper than buying 3 Gecko's.
> > >
> > > Keeping in mind;
> > > 1) I'm an electrical idiot... hookup instructions with nice clear
> > pictures and using small
> > > words are preferred, and
> > > 2) This Mill Drill will be used for steel and aluminum parts, but
> > I'm happy to be patient and
> > > take LIGHT cuts if necessary.
> > >
> > > Which of the two (Gecko201/210 or Xylotex) would be "better"? Or in
> > this case, should I let
> > > price decide? I admit, I would PREFER to NOT spend the extra on the
> > Gecko's... but if that's
> > > what it takes to build a decent system, I WILL.
> > >
> > > Thanks in advance!
> > > Paul F.
>
>
>
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