Re: dc spindle motor control.

Ever heard of a dc motor that sounds like a table saw? I have one!
Thanks all for no help! lmao Jeff
--- In CAD_CAM_EDM_DRO@yahoogroups.com, "jeff35m_73068"
<jeff35m_73068@y...> wrote:

> I guess what I am wanting to know is; 1)what is the best way to
> control the speed of this motor? 2)How was it controlled by dsp

83.

> There are filters, and of course pwm which will get the results
> needed. With the technology today a reostat is very much not

energy

> efficient. I just wanted to know how this was controlled.
> ty Jeff
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, Jon Elson <elson@p...>
> wrote:
> > jeff35m_73068 wrote:
> >
> > >The third wire I refer to is directly off the brush wiring, and
> must
> > >be from about the center of that circut. There must be a way to
> > >control this motor, It is a factory fanuc spindle motor. Would
> > >decrasing the field current still increase the motor speed?
> > >
> > >
> > Yes, it should. But, you will likely need a 20 A, 1 V power

supply

> > for the field. That will be hard to find.
> >
> > Jon