Re: dinky microstepping driver ?

I would be very interested too.

Dave



--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Mariss Freimanis"
<mariss92705@y...> wrote:

> Hi,
>
> I have been following this thread for a while. It seemed

interesting

> so I drew up a schematic for a linear amplifier microstepping drive
> power section. It would be good for up to 2-3A and from 12 to

50VDC.

> A PIC or Basic Stamp wizard would have to come up with the drive
> signals.
>
> I have no interest in manufacturing it. If anyone wants to build

it,

> I can formalize the circuit in a .pdf format from my hand drawn

notes.

>
> Mariss
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
> <davemucha@j...> wrote:
> > Hi all,
> >
> > I want to move my EDM electrode with a NEM17 stepper from an old
> > floppy disk unit. am I asking too much to get a 1 amp
> microsteppping
> > driver ?
> >
> > Both the Gecko and Xylotex have lower limits on current, so that
> > might not be useable.
> >
> > any ideas ?
> >
> > Dave