Re: Gecho 210 step multiplier, was Re: [CAD_CAM_EDM_DRO] Stepper Math

Yes, Guy, and that would bring into question multi-axis concurrent motion,
BUT that's probably down in the noise compared to machine accuracy anyway. I
think I'm beginning to understand this.

Thanks!

Paul R. Hvidston, N6MGN
ACKSYS Engineering
Upland, CA

----- Original Message -----
From: "Guy Sirois" <guys@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Monday, February 25, 2002 3:55 PM
Subject: RE: Gecho 210 step multiplier, was Re: [CAD_CAM_EDM_DRO] Stepper
Math


>
>
> Paul,
>
> I was talking about the Gecko G201, not the G210.
>
> Your comments are true regarding the G210.
> It is used to smooth out or speed-up a drive's output.
>
> I would like Mariss to comment/explain how the 210 responds to a pulse
train
> that is accelerating or slowing down in frequency. It seems to me that the
> pulse spacing can not be very regular until the frequency has stabilized.
>
> Regards,
> Guy
>
>
> -----Original Message-----
> From: Paul R. Hvidston [mailto:paul_hvidston@...]
> Sent: Monday, February 25, 2002 12:34 PM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: Gecho 210 step multiplier, was Re: [CAD_CAM_EDM_DRO] Stepper
> Math
>
>
> Guy,
>
> I think there's some confusion about the Gecho210's step multiplier. The
> manual says:
>
> "The G210 has a built in STEP PULSE MULTIPLIER. This circuit puts out 1,
2,
> 5 or 10 pulses for every input STEP pulse."
>
> This is the opposite from microstepping. It seems like the only use for a
> step multiplier is if your system cannot spit out step pulses fast enough
to
> keep you happy, and or your "gearing" is way off and you need to speed it
> up. To me, the multiplier feature of the 210 doesn't seem all that useful.
> Am I missing something?
>
> Regards,
>
> Paul R. Hvidston, N6MGN