Re: [CAD_CAM_EDM_DRO] Re: Members

> position C 16vAC: low ipm (15ipm or 60,000step/min
>
> Is the above practical/desirable?

----- Original Message -----
From: "Jon Elson" <elson@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Tuesday, October 16, 2001 1:19 AM
Subject: Re: [CAD_CAM_EDM_DRO] Re: Members


> cadcamcenter@... wrote:
>
> > Hi Alan, others
> >
> > > Hi Art, Peter,
> > > So is there any treatment for this disease we have? Will I
> >
> > The fact that I am still checking the mailbox, & now posting again
> > after that sharp reprimand from Tim means I am now beyond cure. Sigh.
> >
> > Regarding power supply, I'm thinking of something like this, using a
> > multi-terminals transformer:
> >
> > transformer
> > _______
> > \___ A switch
> > / \
> > \__ B...\___\
> > / . /
> > \___ C. to bridge
> > / rectifier
> > \
> > _______/___________\
> > /
> > For 3 X Geckos 201A & 3.2V 2Amp stepper, 20tpi leadscrew (sherline),
> > 48VAC 6Amp transformer.
> >
> > Position A 48vAC: when expecting high ipm like 150ipm
> > (600,000step/min)
> > position B 32vAC: medium ipm (45ipm or 150,000step/min)
> > position C 16vAC: low ipm (15ipm or 60,000step/min
> >
> > Is the above practical/desirable?
>
> We are all still wondering why you don't believe us that this is
> TOTALLY UNNECESSARY! You DO NOT have to change the
> voltage on the stepper or servo drivers! They all do this
> automatically, and provide the correct current to the motor.
>
> Jon
>
>
> Addresses:
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